Education/CredentialsFellowship: Gastrointestinal Unit Harvard Medical School/Massachusetts General Hospital (Research )Doctoral Degree: Harvard University (Biological Sciences in Public Health)Bachelor's Degree: University of Arkansas (Biology, Spanish) Contact Information Medical Sciences Building 7211 Office 513-558-4389 Email blackajt@ucmail.uc.edu Peer Reviewed Publications Mathew, Ann; Ismael, Nalia; Meeds, Heidi; Vubil, Adolfo; Zicai, Ana Flora; Mabunda, Nédio; Blackard, Jason T 2023. Hepatitis B virus genotypes and drug resistance mutations circulating in blood donors in Beira, Mozambique. PloS one, 18 2, e0281855Blackard, Jason T; Knapke, Jacqueline M; Ryan, Patrick H; Schuckman, Stephanie; Veevers, Jennifer; Hardie, William D; Heubi, James E 2022. Research 101: An online course introducing medical students to research. Journal of clinical and translational science, 6 1, e102Kong, Ling; Shata, Mohamed Tarek M; Brown, Jennifer L; Lyons, Michael S; Sherman, Kenneth E; Blackard, Jason T 2022. The synthetic opioid fentanyl increases HIV replication and chemokine co-receptor expression in vitro. Journal of neurovirology, 28 4-6, 583-594Makatini, Z N; Blackard, J T; Towobola, O E; Miles, P; Mda, S 2022. Immunological and virological outcomes in children on lamivudine monotherapy: A South African public sector experience. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 112 6, 413-417Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Seif, Alix E; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2022. BK Polyomavirus Subtypes II and IV in Hematopoietic Cell Transplant Recipients. Microbiology resource announcements, 11 1, e0105321Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Seif, Alix E; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2022. Optimized amplification of BK polyomavirus in urine. Journal of virological methods, 299 , 114319Sabulski, Anthony; Abdullah, Sheyar; Luebbering, Nathan; Aunins, Benjamin; Castillo, Caitlin; Lake, Kelly; Duell, Alexandra; Strecker, Lauren; Giordullo, Lucille; Broomhead, William; Dimeo, Scott; Odegard, Elizabeth A; Blackard, Jason T; Ziady, Assem; Seif, Alix E; Dandoy, Christopher E; Laskin, Benjamin L; Jodele, Sonata; Davies, Stella M 2022. Circulating endothelial cells and the study of vascular injury in children undergoing hematopoietic stem cell transplant. Haematologica, 107 12, 2950-2954Zimmerman, Joseph; Blackard, Jason T 2022. Human pegivirus type 1 infection in Asia-A review of the literature. Reviews in medical virology, 32 1, e2257Blackard, Jason T; Sherman, Kenneth E 2021. Drugs of Abuse and Their Impact on Viral Pathogenesis. Viruses, 13 12, Kong, Ling; Karns, Rebekah; Shata, Mohamed Tarek M; Brown, Jennifer L; Lyons, Michael S; Sherman, Kenneth E; Blackard, Jason T 2021. The synthetic opioid fentanyl enhances viral replication in vitro. PloS one, 16 4, e0249581Makatini, Z N; Blackard, J T; Mda, S; Miles, P; Towobola, O 2021. High virological failure rates in HIV-1 perinatally infected children in South Africa: A retrospective cohort study. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 111 3, 255-259Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2021. BK Polyomavirus Genotypes in Two Patients after Hematopoietic Cell Transplant. Microbiology resource announcements, 10 2, Olagbenro, Matthew; Anderson, Motswedi; Gaseitsiwe, Simani; Powell, Eleanor A; Gededzha, Maemu P; Selabe, Selokela G; Blackard, Jason T 2021. In silico analysis of mutations associated with occult hepatitis B virus (HBV) infection in South Africa. Archives of virology, 166 11, 3075-3084Baruti, Kabo; Lentz, Kayla; Anderson, Motswedi; Ajibola, Gbolahan; Phinius, Bonolo B; Choga, Wonderful T; Mbangiwa, Tshepiso; Powis, Kathleen M; Sebunya, Theresa; Blackard, Jason T; Lockman, Shahin; Moyo, Sikhulile; Shapiro, Roger; Gaseitsiwe, Simani 2020. Hepatitis B virus prevalence and vaccine antibody titers in children HIV exposed but uninfected in Botswana. PloS one, 15 8, e0237252Blackard, Jason T; Davies, Stella M; Laskin, Benjamin L 2020. BK polyomavirus diversity-Why viral variation matters. Reviews in medical virology, 30 4, e2102Choga, Wonderful Tatenda; Anderson, Motswedi; Zumbika, Edward; Phinius, Bonolo B; Mbangiwa, Tshepiso; Bhebhe, Lynnette N; Baruti, Kabo; Kimathi, Peter Opiyo; Seatla, Kaelo K; Musonda, Rosemary M; Bell, Trevor Graham; Moyo, Sikhulile; Blackard, Jason T; Gaseitsiwe, Simani 2020. In Silico Prediction of Human Leukocytes Antigen (HLA) Class II Binding Hepatitis B Virus (HBV) Peptides in Botswana. Viruses, 12 7, Hammerstad, Sara Salehi; Blackard, Jason T; Lombardi, Angela; Owen, Randall P; Concepcion, Erlinda; Yi, Zhengzi; Zhang, Weijia; Tomer, Yaron 2020. Hepatitis C Virus Infection of Human Thyrocytes: Metabolic, Hormonal, and Immunological Implications. The Journal of clinical endocrinology and metabolism, 105 4, Laskin, Benjamin L; Denburg, Michelle R; Furth, Susan L; Moatz, Taylor; Altrich, Michelle; Kleiboeker, Steve; Lutzko, Carolyn; Zhu, Xiang; Blackard, Jason T; Jodele, Sonata; Lane, Adam; Wallace, Gregory; Dandoy, Christopher E; Lake, Kelly; Duell, Alexandra; Litts, Bridget; Seif, Alix E; Olson, Timothy; Bunin, Nancy; Davies, Stella M 2020. The Natural History of BK Polyomavirus and the Host Immune Response After Stem Cell Transplantation. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 71 12, 3044-3054Lukhwareni, Azwidowi; Gededzha, Maemu Petronella; Amponsah-Dacosta, Edina; Blackard, Jason T; Burnett, Rosemary J; Selabe, Selokela Gloria; Kyaw, Thanda; Mphahlele, M Jeffrey 2020. Impact of Lamivudine-Based Antiretroviral Treatment on Hepatitis B Viremia in HIV-Coinfected South Africans. Viruses, 12 6, Mabunda, Nédio; Zicai, Ana Flora; Ismael, Nalia; Vubil, Adolfo; Mello, Francisco; Blackard, Jason T; Lago, Barbara; Duarte, Vanessa; Moraes, Milton; Lewis, Lia; Jani, Ilesh 2020. Molecular and serological characterization of occult hepatitis B among blood donors in Maputo, Mozambique. Memorias do Instituto Oswaldo Cruz, 115 , e200006Ngwaga, Tshegofatso; Kong, Ling; Lin, Derrick; Schoborg, Cassandra; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Sobel, Jack D; Jamieson, Denise J; King, Caroline C; Tavis, John E; Blackard, Jason T 2020. Diversity of the hepatitis C virus NS5B gene during HIV co-infection. PloS one, 15 8, e0237162Phinius, Bonolo B; Anderson, Motswedi; Bhebhe, Lynnette; Baruti, Kabo; Manowe, Godiraone; Choga, Wonderful T; Mupfumi, Lucy; Mbangiwa, Tshepiso; Mudanga, Mbatshi; Moyo, Sikhulile; Marlink, Richard; Blackard, Jason T; Gaseitsiwe, Simani 2020. Increased Prevalence of Liver Fibrosis and HIV Viremia among Patients with HIV, HBV, and Tuberculosis in Botswana. Pathogens (Basel, Switzerland), 9 11, Phinius, Bonolo Bonita; Anderson, Motswedi; Bokete, Resego; Mbangiwa, Tshepiso; Choga, Wonderful Tatenda; Baruti, Kabo; Makhema, Joseph; Musonda, Rosemary; Blackard, Jason T; Essex, Max; Moyo, Sikhulile; Marlink, Richard; Gaseitsiwe, Simani 2020. Incidence of hepatitis B virus infection among human immunodeficiency virus-infected treatment naïve adults in Botswana. Medicine, 99 9, e19341Raheel, Mahad; Choga, Wonderful T; Blackard, Jason T 2020. The distribution of hepatitis B virus surface antigen polymorphisms at positions associated with vaccine escape. Journal of medical virology, , Robb, Sheri L; Kelly, Thomas H; King, Victoria L; Blackard, Jason T; McGuire, Patricia C 2020. Visiting Scholars Program to enhance career development among early-career KL2 investigators in Clinical and Translational Science: Implications from a quality improvement assessment. Journal of clinical and translational science, 5 1, e67Baxter, Cheryl; Ngcapu, Sinaye; Blackard, Jason T; Powell, Eleanor A; Penton, Patricia K; Abdool Karim, Salim S 2019. Frequency of Hepatitis B Virus Resistance Mutations in Women Using Tenofovir Gel as Pre-Exposure Prophylaxis. Viruses, 11 6, Bhebhe, Lynnette; Anderson, Motswedi; Souda, Sajini; Choga, Wonderful T; Zumbika, Edward; Shaver, Zachary M; Mbangiwa, Tshepiso; Phinius, Bonolo B; Banda, Chabeni C; Melamu, Pinkie; Musonda, Rosemary M; Essex, Max; Blackard, Jason T; Moyo, Sikhulile; Gaseitsiwe, Simani 2019. Molecular characterization of hepatitis C virus in liver disease patients in Botswana: a retrospective cross-sectional study. BMC infectious diseases, 19 1, 875Blackard, Jason T 2019. Tips for a Successful Global Health Sabbatical. Annals of global health, 85 1, Blackard, Jason T; Brown, Jennifer L; Lyons, Michael S 2019. Synthetic Opioid Use and Common Injection-associated Viruses: Expanding the Translational Research Agenda. Current HIV research, 17 2, 94-101Blackard, Jason T; Kong, Ling; Rouster, Susan D; Karns, Rebekah; Horn, Paul S; Kottilil, Shyam; Shata, M Tarek; Sherman, Kenneth E 2019. CCR5 receptor antagonism inhibits hepatitis C virus (HCV) replication in vitro. PloS one, 14 10, e0224523Blackard, Jason T; Kwara, Awewura; Sherman, Kenneth E 2019. In response to identification of a quadruple mutation that confers tenofovir resistance in chronic hepatitis B patients. Journal of hepatology, 71 6, 1259-1260Boyce, Ceejay L; Willis, Stephaney; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Kwara, Awewura; Blackard, Jason T 2019. Identification of hepatitis B virus genotype A/E recombinants in Ghana. Virus genes, 55 5, 707-712Choga, Wonderful T; Anderson, Motswedi; Zumbika, Edward; Moyo, Sikhulile; Mbangiwa, Tshepiso; Phinius, Bonolo B; Melamu, Pinkie; Kayembe, Mukendi K; Kasvosve, Ishmael; Sebunya, Theresa K; Blackard, Jason T; Essex, Max; Musonda, Rosemary M; Gaseitsiwe, Simani 2019. Molecular characterization of hepatitis B virus in blood donors in Botswana. Virus genes, 55 1, 33-42Makatini, Z; Mda, S; Towobola, O; Mthiyane, H; Miles, P; Blackard, J T 2019. Characterisation of protease resistance mutations in a South African paediatric cohort with virological failure, 2011 - 2017. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 109 7, 511-515Protopapas, Stella; Murrison, Liza Bronner; Wexelblatt, Scott L; Blackard, Jason T; Hall, Eric S 2019. Addressing the Disease Burden of Vertically Acquired Hepatitis C Virus Infection Among Opioid-Exposed Infants. Open forum infectious diseases, 6 12, ofz448Sherman, Kenneth E; Abdel-Hameed, Enass; Rouster, Susan D; Shata, Mohamed Tarek M; Blackard, Jason T; Safaie, Parham; Kroner, Barbara; Preiss, Liliana; Horn, Paul S; Kottilil, Shyam 2019. Improvement in Hepatic Fibrosis Biomarkers Associated With Chemokine Receptor Inactivation Through Mutation or Therapeutic Blockade. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 68 11, 1911-1918Sherman, Kenneth E; Rouster, Susan D; Kong, Ling X; Aliota, Matthew T; Blackard, Jason T; Dean, Gary E 2019. Zika virus replication and cytopathic effects in liver cells. PloS one, 14 3, e0214016Anderson, Motswedi; Choga, Wonderful T; Moyo, Sikhulile; Bell, Trevor Graham; Mbangiwa, Tshepiso; Phinius, Bonolo B; Bhebhe, Lynette; Sebunya, Theresa K; Makhema, Joseph; Marlink, Richard; Kramvis, Anna; Essex, Max; Musonda, Rosemary M; Blackard, Jason T; Gaseitsiwe, Simani 2018. In Silico Analysis of Hepatitis B Virus Occult Associated Mutations in Botswana Using a Novel Algorithm. Genes, 9 9, Anderson, Motswedi; Choga, Wonderful Tatenda; Moyo, Sikhulile; Bell, Trevor Graham; Mbangiwa, Tshepiso; Phinius, Bonolo Bonita; Bhebhe, Lynnette; Sebunya, Theresa Kibirige; Lockman, Shahin; Marlink, Richard; Kramvis, Anna; Essex, Max; Musonda, Rosemary Mubanga; Blackard, Jason Tory; Gaseitsiwe, Simani 2018. Molecular Characterization of Near Full-Length Genomes of Hepatitis B Virus Isolated from Predominantly HIV Infected Individuals in Botswana. Genes, 9 9, Bari, Khurram; Luckett, Keith; Kaiser, Tiffany; Diwan, Tayyab; Cuffy, Madison; Schoech, Michael R; Safdar, Kamran; Blackard, Jason T; Apewokin, Senu; Paterno, Flavio; Sherman, Kenneth E; Zucker, Stephen D; Anwar, Nadeem; Shah, Shimul A 2018. Hepatitis C transmission from seropositive, nonviremic donors to non-hepatitis C liver transplant recipients. Hepatology (Baltimore, Md.), 67 5, 1673-1682Blackard, Jason T; Sherman, Kenneth E 2018. Hepatitis B virus (HBV) reactivation-The potential role of direct-acting agents for hepatitis C virus (HCV). Reviews in medical virology, 28 4, e1984Gededzha, Maemu P; Sondlane, Tsakani H; Malinga, Lesibana A; Burnett, Rosemary J; Lebelo, Ramokone L; Blackard, Jason T; Mphahlele, M Jeffrey; Selabe, Selokela G 2018. Molecular characterization of hepatitis B virus X gene in HIV-positive South Africans. Virus genes, 54 2, 190-198Mbangiwa, Tshepiso; Kasvosve, Ishmael; Anderson, Motswedi; Thami, Prisca K; Choga, Wonderful T; Needleman, Austen; Phinius, Bonolo B; Moyo, Sikhulile; Leteane, Melvin; Leidner, Jean; Blackard, Jason T; Mayondi, Gloria; Kammerer, Betsy; Musonda, Rosemary M; Essex, Max; Lockman, Shahin; Gaseitsiwe, Simani 2018. Chronic and Occult Hepatitis B Virus Infection in Pregnant Women in Botswana. Genes, 9 5, N'Guessan, Kombo F; Boyce, Ceejay; Kwara, Awewura; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Kenu, Ernest; Obo-Akwa, Adjoa; Blackard, Jason T 2018. Human pegivirus (HPgV) infection in Ghanaians co-infected with human immunodeficiency virus (HIV) and hepatitis B virus (HBV). Virus genes, 54 3, 361-367Sherman, Kenneth E; Rouster, Susan D; Kong, Ling X; Shata, Tarek M; Archampong, Timothy; Kwara, Awewura; Aliota, Matthew T; Blackard, Jason T 2018. Zika Virus Exposure in an HIV-Infected Cohort in Ghana. Journal of acquired immune deficiency syndromes (1999), 78 5, e35-e38White, Mary T; Satterfield, Caley A; Blackard, Jason T 2018. Response to: Comment on: Essential competencies in global health research for medical trainees: A narrative review. Medical teacher, 40 3, 319-320Archampong, Timothy Na; Boyce, Ceejay L; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Blackard, Jason T; Kwara, Awewura 2017. HBV genotypes and drug resistance mutations in antiretroviral treatment-naive and treatment-experienced HBV-HIV-coinfected patients. Antiviral therapy, 22 1, 13-20Blackard, Jason T; Kong, Ling; Lombardi, Angela; Homann, Dirk; Hammerstad, Sara Salehi; Tomer, Yaron 2017. A preliminary analysis of hepatitis C virus in pancreatic islet cells. Virology journal, 14 1, 237Blackard, Jason T; Ma, Gang; Welge, Jeffrey A; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Sobel, Jack D; Jamieson, Denise J; King, Caroline C 2017. Cytokine/chemokine expression associated with Human Pegivirus (HPgV) infection in women with HIV. Journal of medical virology, 89 11, 1904-1911Boyce, Ceejay L; Ganova-Raeva, Lilia; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Kwara, Awewura; Blackard, Jason T 2017. Identification and comparative analysis of hepatitis B virus genotype D/E recombinants in Africa. Virus genes, 53 4, 538-547N'Guessan, Kombo F; Anderson, Motswedi; Phinius, Bonolo; Moyo, Sikhulile; Malick, Alyyah; Mbangiwa, Tshepiso; Choga, Wonderful T; Makhema, Joseph; Marlink, Richard; Essex, Max; Musonda, Rosemary; Gaseitsiwe, Simani; Blackard, Jason T 2017. The Impact of Human Pegivirus on CD4 Cell Count in HIV-Positive Persons in Botswana. Open forum infectious diseases, 4 4, ofx222Ryan, Kathleen; Anderson, Motswedi; Gyurova, Ivayla; Ambroggio, Lilliam; Moyo, Sikhulile; Sebunya, Teresa; Makhema, Joseph; Marlink, Richard; Essex, Max; Musonda, Rosemary; Gaseitsiwe, Simani; Blackard, Jason T 2017. High Rates of Occult Hepatitis B Virus Infection in HIV-Positive Individuals Initiating Antiretroviral Therapy in Botswana. Open forum infectious diseases, 4 4, ofx195Saha, Debraj; Pal, Ananya; Sarkar, Neelakshi; Das, Dipanwita; Blackard, Jason T; Guha, Subhasish Kamal; Saha, Bibhuti; Chakravarty, Runu 2017. Occult hepatitis B virus infection in HIV positive patients at a tertiary healthcare unit in eastern India. PloS one, 12 6, e0179035Singh, Shivank; Blackard, Jason T 2017. Human pegivirus (HPgV) infection in sub-Saharan Africa-A call for a renewed research agenda. Reviews in medical virology, 27 6, White, Mary T; Satterfield, Caley A; Blackard, Jason T 2017. Essential competencies in global health research for medical trainees: A narrative review. Medical teacher, 39 9, 945-953Amponsah-Dacosta, Edina; Rakgole, J Nare; Gededzha, Maemu P; Lukhwareni, Azwidowi; Blackard, Jason T; Selabe, Selokela G; Mphahlele, M Jeffrey 2016. Evidence of susceptibility to lamivudine-based HAART and genetic stability of hepatitis B virus (HBV) in HIV co-infected patients: A South African longitudinal HBV whole genome study. Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases, 43 , 232-8Anderson, Motswedi; Gaseitsiwe, Simani; Moyo, Sikhulile; Thami, Kerapetse P; Mohammed, Terence; Setlhare, Ditiro; Sebunya, Theresa K; Powell, Eleanor A; Makhema, Joseph; Blackard, Jason T; Marlink, Richard; Essex, Max; Musonda, Rosemary M 2016. Slow CD4+ T-Cell Recovery in Human Immunodeficiency Virus/Hepatitis B Virus-Coinfected Patients Initiating Truvada-Based Combination Antiretroviral Therapy in Botswana. Open forum infectious diseases, 3 3, ofw140Blackard, Jason T; Ma, Gang; Polen, Clarissa; DuBois, Juwen C; Gast, Jonathon; Radens, Caleb M; Sterling, Richard K; Sherman, Kenneth E 2016. Recombination among GB virus C (GBV-C) isolates in the United States. The Journal of general virology, 97 7, 1537-1544Powell, Eleanor A; Boyce, Ceejay L; Gededzha, Maemu P; Selabe, Selokela G; Mphahlele, M Jeffrey; Blackard, Jason T 2016. Functional analysis of 'a' determinant mutations associated with occult HBV in HIV-positive South Africans. The Journal of general virology, 97 7, 1615-1624Powell, Eleanor A; Razeghi, Sanam; Zucker, Stephen; Blackard, Jason T 2016. Occult Hepatitis B Virus Infection in a Previously Vaccinated Injection Drug User. Hepatitis monthly, 16 2, e34758Prabdial-Sing, N; Blackard, J T; Puren, A J; Mahomed, A; Abuelhassan, W; Mahlangu, J; Vermeulen, M; Bowyer, S M 2016. Naturally occurring resistance mutations within the core and NS5B regions in hepatitis C genotypes, particularly genotype 5a, in South Africa. Antiviral research, 127 , 90-8Woltmann, Jon; Burke, Patrick; Brady, Rebecca; Blackard, Jason T 2016. Demographics of Hepatitis C in Southwest Ohio (2010 to 2015). Hepatitis monthly, 16 8, e37904Amponsah-Dacosta, Edina; Lebelo, Ramokone L; Rakgole, J Nare; Selabe, Selokela G; Gededzha, Maemu P; Mayaphi, Simnikiwe H; Powell, Eleanor A; Blackard, Jason T; Mphahlele, M Jeffrey 2015. Hepatitis B virus infection in post-vaccination South Africa: occult HBV infection and circulating surface gene variants. Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology, 63 , 12-7Anderson, Motswedi; Gaseitsiwe, Simani; Moyo, Sikhulile; Wessels, Matthijs J C; Mohammed, Terence; Sebunya, Theresa K; Powell, Eleanor A; Makhema, Joseph; Blackard, Jason T; Marlink, Richard; Essex, Max; Musonda, Rosemary M 2015. Molecular characterisation of hepatitis B virus in HIV-1 subtype C infected patients in Botswana. BMC infectious diseases, 15 , 335Powell, Eleanor A; Gededzha, Maemu P; Rentz, Michael; Rakgole, Nare J; Selabe, Selokela G; Seleise, Tebogo A; Mphahlele, M Jeffrey; Blackard, Jason T 2015. Mutations associated with occult hepatitis B in HIV-positive South Africans. Journal of medical virology, 87 3, 388-400Blackard, Jason T; Ma, Gang; Sengupta, Satarupa; Martin, Christina M; Powell, Eleanor A; Shata, M Tarek; Sherman, Kenneth E 2014. Evidence of distinct populations of hepatitis C virus in the liver and plasma of patients co-infected with HIV and HCV. Journal of medical virology, 86 8, 1332-41Blackard, Jason T; Ma, Gang; Welge, Jeffrey A; King, Caroline C; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Sobel, Jack D; Jamieson, Denise J; Gardner, Lytt 2014. GB Virus C (GBV-C) Infection in Hepatitis C Virus (HCV) Seropositive Women with or at Risk for HIV Infection. PloS one, 9 12, e114467Gededzha, Maemu P; Selabe, Selokela G; Blackard, Jason T; Kyaw, Thanda; Mphahlele, M Jeffrey 2014. Near full-length genome analysis of HCV genotype 5 strains from South Africa. Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases, 21 , 118-23Kong, Ling; Welge, Jeffrey A; Powell, Eleanor A; Blackard, Jason T 2014. HIV infection of hepatocytes results in a modest increase in hepatitis C virus expression in vitro. PloS one, 9 2, e83728Penton, Patricia K; Blackard, Jason T 2014. Analysis of HIV quasispecies suggests compartmentalization in the liver. AIDS research and human retroviruses, 30 4, 394-402Sherman, Kenneth E; Guedj, Jeremie; Shata, Mohamed Tarek; Blackard, Jason T; Rouster, Susan D; Castro, Mario; Feinberg, Judith; Sterling, Richard K; Goodman, Zachary; Aronow, Bruce J; Perelson, Alan S 2014. Modulation of HCV replication after combination antiretroviral therapy in HCV/HIV co-infected patients. Science translational medicine, 6 246, 246ra98Blackard, Jason T; Kong, Ling; Huber, Amanda K; Tomer, Yaron 2013. Hepatitis C virus infection of a thyroid cell line: implications for pathogenesis of hepatitis C virus and thyroiditis. Thyroid : official journal of the American Thyroid Association, 23 7, 863-70Blackard, Jason T; Martin, Christina M; Sengupta, Satarupa; Forrester, Janet 2013. Limited infection with occult hepatitis B virus in drug users in the USA. Hepatology research : the official journal of the Japan Society of Hepatology, 43 4, 413-7Kong, Ling; Blackard, Jason T 2013. Interferon alfa partially inhibits HIV replication in hepatocytes in vitro. The Journal of infectious diseases, 208 5, 865-6Mayaphi, Simnikiwe H; Martin, Desmond J; Mphahlele, M Jeffrey; Blackard, Jason T; Bowyer, Sheila M 2013. Variability of the preC/C region of hepatitis B virus genotype A from a South African cohort predominantly infected with HIV. Journal of medical virology, 85 11, 1883-92Sengupta, Satarupa; Powell, Eleanor; Kong, Ling; Blackard, Jason T 2013. Effects of HCV on basal and tat-induced HIV LTR activation. PloS one, 8 6, e64956Blackard, Jason T 2012. HIV compartmentalization: a review on a clinically important phenomenon. Current HIV research, 10 2, 133-42Blackard, Jason T 2012. HCV superinfection and reinfection. Antiviral therapy, 17 7 Pt B, 1443-8Blackard, Jason T; Ma, Gang; Welge, Jeffrey A; Martin, Christina M; Sherman, Kenneth E; Taylor, Lynn E; Mayer, Kenneth H; Jamieson, Denise J 2012. Analysis of a non-structural gene reveals evidence of possible hepatitis C virus (HCV) compartmentalization. Journal of medical virology, 84 2, 242-52Gededzha, Maemu P; Selabe, Selokela G; Kyaw, Thanda; Rakgole, J Nare; Blackard, Jason T; Mphahlele, M Jeffery 2012. Introduction of new subtypes and variants of hepatitis C virus genotype 4 in South Africa. Journal of medical virology, 84 4, 601-7Kong, Ling; Cardona Maya, Walter; Moreno-Fernandez, Maria E; Ma, Gang; Shata, Mohamed T; Sherman, Kenneth E; Chougnet, Claire; Blackard, Jason T 2012. Low-level HIV infection of hepatocytes. Virology journal, 9 , 157Martin, C M; Welge, J A; Rouster, S D; Shata, M T; Sherman, K E; Blackard, J T 2012. Mutations associated with occult hepatitis B virus infection result in decreased surface antigen expression in vitro. Journal of viral hepatitis, 19 10, 716-23Schwarze-Zander, Carolynne; Blackard, Jason T; Rockstroh, Juergen K 2012. Role of GB virus C in modulating HIV disease. Expert review of anti-infective therapy, 10 5, 563-72Blackard, Jason T; Ma, Gang; Martin, Christina M; Rouster, Susan D; Shata, M Tarek; Sherman, Kenneth E 2011. HIV variability in the liver and evidence of possible compartmentalization. AIDS research and human retroviruses, 27 10, 1117-26Blackard, Jason T; Welge, Jeffrey A; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Jamieson, Denise J; Gardner, Lytt; Sherman, Kenneth E 2011. HIV mono-infection is associated with FIB-4 - A noninvasive index of liver fibrosis - in women. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 52 5, 674-80Martin, Christina M; Welge, Jeffrey A; Blackard, Jason T 2011. Hepatitis B virus (HBV) X gene diversity and evidence of recombination in HBV/HIV co-infected persons. Journal of medical virology, 83 7, 1142-50Neibecker, Markus; Schwarze-Zander, Carolynne; Rockstroh, Jürgen K; Spengler, Ulrich; Blackard, Jason T 2011. Evidence for extensive genotypic diversity and recombination of GB virus C (GBV-C) in Germany. Journal of medical virology, 83 4, 685-94Taylor, L E; DeLong, A K; Maynard, M A; Chapman, S; Gholam, P; Blackard, J T; Rich, J; Mayer, K H 2011. Acute hepatitis C virus in an HIV clinic: a screening strategy, risk factors, and perception of risk. AIDS patient care and STDs, 25 10, 571-7Blackard, Jason T; Ma, Gang; Limketkai, Berkeley N; Welge, Jeffrey A; Dryer, Peter D; Martin, Christina M; Hiasa, Yoichi; Taylor, Lynn E; Mayer, Kenneth H; Jamieson, Denise J; Sherman, Kenneth E 2010. Variability of the polymerase gene (NS5B) in hepatitis C virus-infected women. Journal of clinical microbiology, 48 11, 4256-9Martin, C M; Welge, J A; Shire, N J; Rouster, S D; Shata, M T; Sherman, K E; Blackard, J T 2010. Genomic variability associated with the presence of occult hepatitis B virus in HIV co-infected individuals. Journal of viral hepatitis, 17 8, 588-97Schwarze-Zander, Carolynne; Neibecker, Markus; Othman, Sabrina; Tural, Cristina; Clotet, Bonaventura; Blackard, Jason T; Kupfer, Bernd; Luechters, Guido; Chung, Ray T; Rockstroh, Jürgen K; Spengler, Ulrich 2010. GB virus C coinfection in advanced HIV type-1 disease is associated with low CCR5 and CXCR4 surface expression on CD4(+) T-cells. Antiviral therapy, 15 5, 745-52Sherman, Kenneth E; Rouster, Susan D; Stanford, Sandra; Blackard, Jason T; Shire, Norah; Koziel, Margaret; Peters, Marion; Chung, Raymond T 2010. Hepatitis C virus (HCV) quasispecies complexity and selection in HCV/HIV-coinfected subjects treated with interferon-based regimens. The Journal of infectious diseases, 201 5, 712-9Blackard, Jason T; Rouster, Susan D; Nady, Soad; Galal, Gehan; Marzuuk, Naglaa; Rafaat, Marwaa M; Daef, Enas; El Din, Salwa Seif; Purcell, Robert H; Emerson, Suzanne U; Sherman, Kenneth E; Shata, M Tarek 2009. Genotypic characterization of symptomatic hepatitis E virus (HEV) infections in Egypt. Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology, 46 2, 140-4Dryer, Peter D; Limketkai, Berkeley N; Martin, Christina M; Ma, Gang; Sherman, Kenneth E; Taylor, Lynn E; Mayer, Kenneth H; Jamieson, Denise J; Blackard, Jason T 2009. Screening for hepatitis C virus non-nucleotide resistance mutations in treatment-naive women. The Journal of antimicrobial chemotherapy, 64 5, 945-8Martin, Christina M; Welge, Jeffrey A; Shire, Norah J; Shata, Mohamed T; Sherman, Kenneth E; Blackard, Jason T 2009. Cytokine expression during chronic versus occult hepatitis B virus infection in HIV co-infected individuals. Cytokine, 47 3, 194-8Moreno-Fernandez, Maria E; Zapata, Wildeman; Blackard, Jason T; Franchini, Genoveffa; Chougnet, Claire A 2009. Human regulatory T cells are targets for human immunodeficiency Virus (HIV) infection, and their susceptibility differs depending on the HIV type 1 strain. Journal of virology, 83 24, 12925-33Akeno, Nagako; Blackard, Jason T; Tomer, Yaron 2008. HCV E2 protein binds directly to thyroid cells and induces IL-8 production: a new mechanism for HCV induced thyroid autoimmunity. Journal of autoimmunity, 31 4, 339-44Blackard, J T; Sherman, K E 2008. HCV/ HIV co-infection: time to re-evaluate the role of HIV in the liver? Journal of viral hepatitis, 15 5, 323-30Blackard, Jason T; Shata, M Tarek; Shire, Norah J; Sherman, Kenneth E 2008. Acute hepatitis C virus infection: a chronic problem. Hepatology (Baltimore, Md.), 47 1, 321-31Blackard, Jason T; Welles, Seth L; Ackerman, Avra; Kalia, Nimisha; Cohen, Daniel E; Mayer, Kenneth H 2008. Immunological rebound after initiation of highly active antiretroviral therapy in treatment-naive patients. AIDS research and human retroviruses, 24 3, 499-504Blackard, Jason T; Hiasa, Yoichi; Smeaton, Laura; Jamieson, Denise J; Rodriguez, Irma; Mayer, Kenneth H; Chung, Raymond T 2007. Compartmentalization of hepatitis C virus (HCV) during HCV/HIV coinfection. The Journal of infectious diseases, 195 12, 1765-73Blackard, Jason T; Kang, Minhee; St Clair, J Benjamin; Lin, Wenyu; Kamegaya, Yoshitaka; Sherman, Kenneth E; Koziel, Margaret James; Peters, Marion G; Andersen, Janet; Chung, Raymond T 2007. Viral factors associated with cytokine expression during HCV/HIV co-infection. Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research, 27 4, 263-9Blackard, Jason T; Sherman, Kenneth E 2007. Hepatitis C virus coinfection and superinfection. The Journal of infectious diseases, 195 4, 519-24Rutherford, Anna E; Hynan, Linda S; Borges, Carolina B S; Forcione, David G; Blackard, Jason T; Lin, Wenyu; Gorman, April R; Shaikh, Obaid Shakil; Reuben, Adrian; Harrison, Edwyn; Reddy, K Rajender; Le, William M; Chung, Raymond T 2007. Serum apoptosis markers in acute liver failure: a pilot study. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association, 5 12, 1477-83Shire, Norah J; Rouster, Susan D; Stanford, Sandra D; Blackard, Jason T; Martin, Christina M; Fichtenbaum, Carl J; Sherman, Kenneth E 2007. The prevalence and significance of occult hepatitis B virus in a prospective cohort of HIV-infected patients. Journal of acquired immune deficiency syndromes (1999), 44 3, 309-14Tomer, Yaron; Blackard, Jason T; Akeno, Nagako 2007. Interferon alpha treatment and thyroid dysfunction. Endocrinology and metabolism clinics of North America, 36 4, 1051-66; x-xiBlackard, Jason T; Kang, Minhee; Sherman, Kenneth E; Koziel, Margaret James; Peters, Marion G; Chung, Raymond T 2006. Effects of HCV treatment on cytokine expression during HCV/HIV coinfection. Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research, 26 11, 834-8Blackard, Jason T; Kemmer, Nyingi; Sherman, Kenneth E 2006. Extrahepatic replication of HCV: insights into clinical manifestations and biological consequences. Hepatology (Baltimore, Md.), 44 1, 15-22Blackard, Jason T; Komurian-Pradel, Florence; Perret, Magali; Sodoyer, Mireille; Smeaton, Laura; St Clair, J Benjamin; Chapman, Stacey; Taylor, Lynn E; Paranhos-Baccalà, Glaucia; Chung, Raymond T 2006. Intrahepatic cytokine expression is downregulated during HCV/HIV co-infection. Journal of medical virology, 78 2, 202-7Hiasa, Yoichi; Blackard, Jason T; Lin, Wenyu; Kamegaya, Yoshitaka; Horiike, Norio; Onji, Morikazu; Schmidt, Emmett V; Chung, Raymond T 2006. Cell-based models of sustained, interferon-sensitive hepatitis C virus genotype 1 replication. Journal of virological methods, 132 1-2, 195-203Lin, Wenyu; Kim, Sun Suk; Yeung, Elaine; Kamegaya, Yoshitaka; Blackard, Jason T; Kim, Kyung Ah; Holtzman, Michael J; Chung, Raymond T 2006. Hepatitis C virus core protein blocks interferon signaling by interaction with the STAT1 SH2 domain. Journal of virology, 80 18, 9226-35Schwarze-Zander, Carolynne; Blackard, Jason T; Zheng, Hui; Addo, Marylyn M; Lin, Wenyu; Robbins, Gregory K; Sherman, Kenneth E; Zdunek, Dietmar; Hess, Georg; Chung, Raymond T 2006. GB virus C (GBV-C) infection in hepatitis C virus (HCV)/HIV-coinfected patients receiving HCV treatment: importance of the GBV-C genotype. The Journal of infectious diseases, 194 4, 410-9Blackard, Jason T; Smeaton, Laura; Hiasa, Yoichi; Horiike, Norio; Onji, Morikazu; Jamieson, Denise J; Rodriguez, Irma; Mayer, Kenneth H; Chung, Raymond T 2005. Detection of hepatitis C virus (HCV) in serum and peripheral-blood mononuclear cells from HCV-monoinfected and HIV/HCV-coinfected persons. The Journal of infectious diseases, 192 2, 258-65Kamegaya, Yoshitaka; Hiasa, Yoichi; Zukerberg, Lawrence; Fowler, Nina; Blackard, Jason T; Lin, Wenyu; Choe, Won H; Schmidt, Emmett V; Chung, Raymond T 2005. Hepatitis C virus acts as a tumor accelerator by blocking apoptosis in a mouse model of hepatocarcinogenesis. Hepatology (Baltimore, Md.), 41 3, 660-7Lin, Wenyu; Choe, Won Hyeok; Hiasa, Yoichi; Kamegaya, Yoshitaka; Blackard, Jason T; Schmidt, Emmett V; Chung, Raymond T 2005. Hepatitis C virus expression suppresses interferon signaling by degrading STAT1. Gastroenterology, 128 4, 1034-41Blackard, Jason T; Mayer, Kenneth H 2004. HIV superinfection in the era of increased sexual risk-taking. Sexually transmitted diseases, 31 4, 201-4Blackard, Jason T; Yang, Yijun; Bordoni, Paola; Sherman, Kenneth E; Chung, Raymond T 2004. Hepatitis C virus (HCV) diversity in HIV-HCV-coinfected subjects initiating highly active antiretroviral therapy. The Journal of infectious diseases, 189 8, 1472-81Meyer-Olson, Dirk; Brady, Kristen W; Blackard, Jason T; Allen, Todd M; Islam, Sabina; Shoukry, Naglaa H; Hartman, Kelly; Walker, Christopher M; Kalams, Spyros A 2003. Analysis of the TCR beta variable gene repertoire in chimpanzees: identification of functional homologs to human pseudogenes. Journal of immunology (Baltimore, Md. : 1950), 170 8, 4161-9Blackard, Jason T; Cohen, Daniel E; Mayer, Kenneth H 2002. Human immunodeficiency virus superinfection and recombination: current state of knowledge and potential clinical consequences. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 34 8, 1108-14Blackard, J T; Renjifo, B; Fawzi, W; Hertzmark, E; Msamanga, G; Mwakagile, D; Hunter, D; Spiegelman, D; Sharghi, N; Kagoma, C; Essex, M 2001. HIV-1 LTR subtype and perinatal transmission. Virology, 287 2, 261-5Blackard, J T; Renjifo, B; Chaplin, B; Msamanga, G; Fawzi, W; Essex, M 2000. Diversity of the HIV-1 long terminal repeat following mother-to-child transmission. Virology, 274 2, 402-11Blackard, J T; Renjifo, B R; Mwakagile, D; Montano, M A; Fawzi, W W; Essex, M 1999. Transmission of human immunodeficiency type 1 viruses with intersubtype recombinant long terminal repeat sequences. Virology, 254 2, 220-5Renjifo, B; Blackard, J T; Klaskala, W; Chaplin, B R; Shah, P; McLane, M F; Barin, F; Esparza, J; Zelaya, J E; Osmanov, S; Soto, R; Fernandez, J A; Baum, M K; Essex, M E 1999. HIV-1 subtype B in Honduras. Virus research, 60 2, 191-7Montano, M A; Novitsky, V A; Blackard, J T; Cho, N L; Katzenstein, D A; Essex, M 1997. Divergent transcriptional regulation among expanding human immunodeficiency virus type 1 subtypes. Journal of virology, 71 11, 8657-65Choudhury, S; Montano, M A; Womack, C; Blackard, J T; Maniar, J K; Saple, D G; Tripathy, S; Sahni, S; Shah, S; Babu, G P; Essex, M . Increased promoter diversity reveals a complex phylogeny of human immunodeficiency virus type 1 subtype C in India. Journal of human virology, 3 1, 35-43
Peer Reviewed Publications Mathew, Ann; Ismael, Nalia; Meeds, Heidi; Vubil, Adolfo; Zicai, Ana Flora; Mabunda, Nédio; Blackard, Jason T 2023. Hepatitis B virus genotypes and drug resistance mutations circulating in blood donors in Beira, Mozambique. PloS one, 18 2, e0281855Blackard, Jason T; Knapke, Jacqueline M; Ryan, Patrick H; Schuckman, Stephanie; Veevers, Jennifer; Hardie, William D; Heubi, James E 2022. Research 101: An online course introducing medical students to research. Journal of clinical and translational science, 6 1, e102Kong, Ling; Shata, Mohamed Tarek M; Brown, Jennifer L; Lyons, Michael S; Sherman, Kenneth E; Blackard, Jason T 2022. The synthetic opioid fentanyl increases HIV replication and chemokine co-receptor expression in vitro. Journal of neurovirology, 28 4-6, 583-594Makatini, Z N; Blackard, J T; Towobola, O E; Miles, P; Mda, S 2022. Immunological and virological outcomes in children on lamivudine monotherapy: A South African public sector experience. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 112 6, 413-417Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Seif, Alix E; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2022. BK Polyomavirus Subtypes II and IV in Hematopoietic Cell Transplant Recipients. Microbiology resource announcements, 11 1, e0105321Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Seif, Alix E; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2022. Optimized amplification of BK polyomavirus in urine. Journal of virological methods, 299 , 114319Sabulski, Anthony; Abdullah, Sheyar; Luebbering, Nathan; Aunins, Benjamin; Castillo, Caitlin; Lake, Kelly; Duell, Alexandra; Strecker, Lauren; Giordullo, Lucille; Broomhead, William; Dimeo, Scott; Odegard, Elizabeth A; Blackard, Jason T; Ziady, Assem; Seif, Alix E; Dandoy, Christopher E; Laskin, Benjamin L; Jodele, Sonata; Davies, Stella M 2022. Circulating endothelial cells and the study of vascular injury in children undergoing hematopoietic stem cell transplant. Haematologica, 107 12, 2950-2954Zimmerman, Joseph; Blackard, Jason T 2022. Human pegivirus type 1 infection in Asia-A review of the literature. Reviews in medical virology, 32 1, e2257Blackard, Jason T; Sherman, Kenneth E 2021. Drugs of Abuse and Their Impact on Viral Pathogenesis. Viruses, 13 12, Kong, Ling; Karns, Rebekah; Shata, Mohamed Tarek M; Brown, Jennifer L; Lyons, Michael S; Sherman, Kenneth E; Blackard, Jason T 2021. The synthetic opioid fentanyl enhances viral replication in vitro. PloS one, 16 4, e0249581Makatini, Z N; Blackard, J T; Mda, S; Miles, P; Towobola, O 2021. High virological failure rates in HIV-1 perinatally infected children in South Africa: A retrospective cohort study. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 111 3, 255-259Odegard, Elizabeth A; Meeds, Heidi L; Kleiboeker, Steven B; Ziady, Assem; Sabulski, Anthony; Jodele, Sonata; Davies, Stella M; Laskin, Benjamin L; Blackard, Jason T 2021. BK Polyomavirus Genotypes in Two Patients after Hematopoietic Cell Transplant. Microbiology resource announcements, 10 2, Olagbenro, Matthew; Anderson, Motswedi; Gaseitsiwe, Simani; Powell, Eleanor A; Gededzha, Maemu P; Selabe, Selokela G; Blackard, Jason T 2021. In silico analysis of mutations associated with occult hepatitis B virus (HBV) infection in South Africa. Archives of virology, 166 11, 3075-3084Baruti, Kabo; Lentz, Kayla; Anderson, Motswedi; Ajibola, Gbolahan; Phinius, Bonolo B; Choga, Wonderful T; Mbangiwa, Tshepiso; Powis, Kathleen M; Sebunya, Theresa; Blackard, Jason T; Lockman, Shahin; Moyo, Sikhulile; Shapiro, Roger; Gaseitsiwe, Simani 2020. Hepatitis B virus prevalence and vaccine antibody titers in children HIV exposed but uninfected in Botswana. PloS one, 15 8, e0237252Blackard, Jason T; Davies, Stella M; Laskin, Benjamin L 2020. BK polyomavirus diversity-Why viral variation matters. Reviews in medical virology, 30 4, e2102Choga, Wonderful Tatenda; Anderson, Motswedi; Zumbika, Edward; Phinius, Bonolo B; Mbangiwa, Tshepiso; Bhebhe, Lynnette N; Baruti, Kabo; Kimathi, Peter Opiyo; Seatla, Kaelo K; Musonda, Rosemary M; Bell, Trevor Graham; Moyo, Sikhulile; Blackard, Jason T; Gaseitsiwe, Simani 2020. In Silico Prediction of Human Leukocytes Antigen (HLA) Class II Binding Hepatitis B Virus (HBV) Peptides in Botswana. Viruses, 12 7, Hammerstad, Sara Salehi; Blackard, Jason T; Lombardi, Angela; Owen, Randall P; Concepcion, Erlinda; Yi, Zhengzi; Zhang, Weijia; Tomer, Yaron 2020. Hepatitis C Virus Infection of Human Thyrocytes: Metabolic, Hormonal, and Immunological Implications. The Journal of clinical endocrinology and metabolism, 105 4, Laskin, Benjamin L; Denburg, Michelle R; Furth, Susan L; Moatz, Taylor; Altrich, Michelle; Kleiboeker, Steve; Lutzko, Carolyn; Zhu, Xiang; Blackard, Jason T; Jodele, Sonata; Lane, Adam; Wallace, Gregory; Dandoy, Christopher E; Lake, Kelly; Duell, Alexandra; Litts, Bridget; Seif, Alix E; Olson, Timothy; Bunin, Nancy; Davies, Stella M 2020. The Natural History of BK Polyomavirus and the Host Immune Response After Stem Cell Transplantation. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 71 12, 3044-3054Lukhwareni, Azwidowi; Gededzha, Maemu Petronella; Amponsah-Dacosta, Edina; Blackard, Jason T; Burnett, Rosemary J; Selabe, Selokela Gloria; Kyaw, Thanda; Mphahlele, M Jeffrey 2020. Impact of Lamivudine-Based Antiretroviral Treatment on Hepatitis B Viremia in HIV-Coinfected South Africans. Viruses, 12 6, Mabunda, Nédio; Zicai, Ana Flora; Ismael, Nalia; Vubil, Adolfo; Mello, Francisco; Blackard, Jason T; Lago, Barbara; Duarte, Vanessa; Moraes, Milton; Lewis, Lia; Jani, Ilesh 2020. Molecular and serological characterization of occult hepatitis B among blood donors in Maputo, Mozambique. Memorias do Instituto Oswaldo Cruz, 115 , e200006Ngwaga, Tshegofatso; Kong, Ling; Lin, Derrick; Schoborg, Cassandra; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Sobel, Jack D; Jamieson, Denise J; King, Caroline C; Tavis, John E; Blackard, Jason T 2020. Diversity of the hepatitis C virus NS5B gene during HIV co-infection. PloS one, 15 8, e0237162Phinius, Bonolo B; Anderson, Motswedi; Bhebhe, Lynnette; Baruti, Kabo; Manowe, Godiraone; Choga, Wonderful T; Mupfumi, Lucy; Mbangiwa, Tshepiso; Mudanga, Mbatshi; Moyo, Sikhulile; Marlink, Richard; Blackard, Jason T; Gaseitsiwe, Simani 2020. Increased Prevalence of Liver Fibrosis and HIV Viremia among Patients with HIV, HBV, and Tuberculosis in Botswana. Pathogens (Basel, Switzerland), 9 11, Phinius, Bonolo Bonita; Anderson, Motswedi; Bokete, Resego; Mbangiwa, Tshepiso; Choga, Wonderful Tatenda; Baruti, Kabo; Makhema, Joseph; Musonda, Rosemary; Blackard, Jason T; Essex, Max; Moyo, Sikhulile; Marlink, Richard; Gaseitsiwe, Simani 2020. Incidence of hepatitis B virus infection among human immunodeficiency virus-infected treatment naïve adults in Botswana. Medicine, 99 9, e19341Raheel, Mahad; Choga, Wonderful T; Blackard, Jason T 2020. The distribution of hepatitis B virus surface antigen polymorphisms at positions associated with vaccine escape. Journal of medical virology, , Robb, Sheri L; Kelly, Thomas H; King, Victoria L; Blackard, Jason T; McGuire, Patricia C 2020. Visiting Scholars Program to enhance career development among early-career KL2 investigators in Clinical and Translational Science: Implications from a quality improvement assessment. Journal of clinical and translational science, 5 1, e67Baxter, Cheryl; Ngcapu, Sinaye; Blackard, Jason T; Powell, Eleanor A; Penton, Patricia K; Abdool Karim, Salim S 2019. Frequency of Hepatitis B Virus Resistance Mutations in Women Using Tenofovir Gel as Pre-Exposure Prophylaxis. Viruses, 11 6, Bhebhe, Lynnette; Anderson, Motswedi; Souda, Sajini; Choga, Wonderful T; Zumbika, Edward; Shaver, Zachary M; Mbangiwa, Tshepiso; Phinius, Bonolo B; Banda, Chabeni C; Melamu, Pinkie; Musonda, Rosemary M; Essex, Max; Blackard, Jason T; Moyo, Sikhulile; Gaseitsiwe, Simani 2019. Molecular characterization of hepatitis C virus in liver disease patients in Botswana: a retrospective cross-sectional study. BMC infectious diseases, 19 1, 875Blackard, Jason T 2019. Tips for a Successful Global Health Sabbatical. Annals of global health, 85 1, Blackard, Jason T; Brown, Jennifer L; Lyons, Michael S 2019. Synthetic Opioid Use and Common Injection-associated Viruses: Expanding the Translational Research Agenda. Current HIV research, 17 2, 94-101Blackard, Jason T; Kong, Ling; Rouster, Susan D; Karns, Rebekah; Horn, Paul S; Kottilil, Shyam; Shata, M Tarek; Sherman, Kenneth E 2019. CCR5 receptor antagonism inhibits hepatitis C virus (HCV) replication in vitro. PloS one, 14 10, e0224523Blackard, Jason T; Kwara, Awewura; Sherman, Kenneth E 2019. In response to identification of a quadruple mutation that confers tenofovir resistance in chronic hepatitis B patients. Journal of hepatology, 71 6, 1259-1260Boyce, Ceejay L; Willis, Stephaney; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Kwara, Awewura; Blackard, Jason T 2019. Identification of hepatitis B virus genotype A/E recombinants in Ghana. Virus genes, 55 5, 707-712Choga, Wonderful T; Anderson, Motswedi; Zumbika, Edward; Moyo, Sikhulile; Mbangiwa, Tshepiso; Phinius, Bonolo B; Melamu, Pinkie; Kayembe, Mukendi K; Kasvosve, Ishmael; Sebunya, Theresa K; Blackard, Jason T; Essex, Max; Musonda, Rosemary M; Gaseitsiwe, Simani 2019. Molecular characterization of hepatitis B virus in blood donors in Botswana. Virus genes, 55 1, 33-42Makatini, Z; Mda, S; Towobola, O; Mthiyane, H; Miles, P; Blackard, J T 2019. Characterisation of protease resistance mutations in a South African paediatric cohort with virological failure, 2011 - 2017. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 109 7, 511-515Protopapas, Stella; Murrison, Liza Bronner; Wexelblatt, Scott L; Blackard, Jason T; Hall, Eric S 2019. Addressing the Disease Burden of Vertically Acquired Hepatitis C Virus Infection Among Opioid-Exposed Infants. Open forum infectious diseases, 6 12, ofz448Sherman, Kenneth E; Abdel-Hameed, Enass; Rouster, Susan D; Shata, Mohamed Tarek M; Blackard, Jason T; Safaie, Parham; Kroner, Barbara; Preiss, Liliana; Horn, Paul S; Kottilil, Shyam 2019. Improvement in Hepatic Fibrosis Biomarkers Associated With Chemokine Receptor Inactivation Through Mutation or Therapeutic Blockade. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 68 11, 1911-1918Sherman, Kenneth E; Rouster, Susan D; Kong, Ling X; Aliota, Matthew T; Blackard, Jason T; Dean, Gary E 2019. Zika virus replication and cytopathic effects in liver cells. PloS one, 14 3, e0214016Anderson, Motswedi; Choga, Wonderful T; Moyo, Sikhulile; Bell, Trevor Graham; Mbangiwa, Tshepiso; Phinius, Bonolo B; Bhebhe, Lynette; Sebunya, Theresa K; Makhema, Joseph; Marlink, Richard; Kramvis, Anna; Essex, Max; Musonda, Rosemary M; Blackard, Jason T; Gaseitsiwe, Simani 2018. In Silico Analysis of Hepatitis B Virus Occult Associated Mutations in Botswana Using a Novel Algorithm. Genes, 9 9, Anderson, Motswedi; Choga, Wonderful Tatenda; Moyo, Sikhulile; Bell, Trevor Graham; Mbangiwa, Tshepiso; Phinius, Bonolo Bonita; Bhebhe, Lynnette; Sebunya, Theresa Kibirige; Lockman, Shahin; Marlink, Richard; Kramvis, Anna; Essex, Max; Musonda, Rosemary Mubanga; Blackard, Jason Tory; Gaseitsiwe, Simani 2018. Molecular Characterization of Near Full-Length Genomes of Hepatitis B Virus Isolated from Predominantly HIV Infected Individuals in Botswana. Genes, 9 9, Bari, Khurram; Luckett, Keith; Kaiser, Tiffany; Diwan, Tayyab; Cuffy, Madison; Schoech, Michael R; Safdar, Kamran; Blackard, Jason T; Apewokin, Senu; Paterno, Flavio; Sherman, Kenneth E; Zucker, Stephen D; Anwar, Nadeem; Shah, Shimul A 2018. Hepatitis C transmission from seropositive, nonviremic donors to non-hepatitis C liver transplant recipients. Hepatology (Baltimore, Md.), 67 5, 1673-1682Blackard, Jason T; Sherman, Kenneth E 2018. Hepatitis B virus (HBV) reactivation-The potential role of direct-acting agents for hepatitis C virus (HCV). Reviews in medical virology, 28 4, e1984Gededzha, Maemu P; Sondlane, Tsakani H; Malinga, Lesibana A; Burnett, Rosemary J; Lebelo, Ramokone L; Blackard, Jason T; Mphahlele, M Jeffrey; Selabe, Selokela G 2018. Molecular characterization of hepatitis B virus X gene in HIV-positive South Africans. Virus genes, 54 2, 190-198Mbangiwa, Tshepiso; Kasvosve, Ishmael; Anderson, Motswedi; Thami, Prisca K; Choga, Wonderful T; Needleman, Austen; Phinius, Bonolo B; Moyo, Sikhulile; Leteane, Melvin; Leidner, Jean; Blackard, Jason T; Mayondi, Gloria; Kammerer, Betsy; Musonda, Rosemary M; Essex, Max; Lockman, Shahin; Gaseitsiwe, Simani 2018. Chronic and Occult Hepatitis B Virus Infection in Pregnant Women in Botswana. Genes, 9 5, N'Guessan, Kombo F; Boyce, Ceejay; Kwara, Awewura; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Kenu, Ernest; Obo-Akwa, Adjoa; Blackard, Jason T 2018. Human pegivirus (HPgV) infection in Ghanaians co-infected with human immunodeficiency virus (HIV) and hepatitis B virus (HBV). Virus genes, 54 3, 361-367Sherman, Kenneth E; Rouster, Susan D; Kong, Ling X; Shata, Tarek M; Archampong, Timothy; Kwara, Awewura; Aliota, Matthew T; Blackard, Jason T 2018. Zika Virus Exposure in an HIV-Infected Cohort in Ghana. Journal of acquired immune deficiency syndromes (1999), 78 5, e35-e38White, Mary T; Satterfield, Caley A; Blackard, Jason T 2018. Response to: Comment on: Essential competencies in global health research for medical trainees: A narrative review. Medical teacher, 40 3, 319-320Archampong, Timothy Na; Boyce, Ceejay L; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Blackard, Jason T; Kwara, Awewura 2017. HBV genotypes and drug resistance mutations in antiretroviral treatment-naive and treatment-experienced HBV-HIV-coinfected patients. Antiviral therapy, 22 1, 13-20Blackard, Jason T; Kong, Ling; Lombardi, Angela; Homann, Dirk; Hammerstad, Sara Salehi; Tomer, Yaron 2017. A preliminary analysis of hepatitis C virus in pancreatic islet cells. Virology journal, 14 1, 237Blackard, Jason T; Ma, Gang; Welge, Jeffrey A; Taylor, Lynn E; Mayer, Kenneth H; Klein, Robert S; Celentano, David D; Sobel, Jack D; Jamieson, Denise J; King, Caroline C 2017. Cytokine/chemokine expression associated with Human Pegivirus (HPgV) infection in women with HIV. Journal of medical virology, 89 11, 1904-1911Boyce, Ceejay L; Ganova-Raeva, Lilia; Archampong, Timothy N A; Lartey, Margaret; Sagoe, Kwamena W; Obo-Akwa, Adjoa; Kenu, Ernest; Kwara, Awewura; Blackard, Jason T 2017. Identification and comparative analysis of hepatitis B virus genotype D/E recombinants in Africa. Virus genes, 53 4, 538-547N'Guessan, Kombo F; Anderson, Motswedi; Phinius, Bonolo; Moyo, Sikhulile; Malick, Alyyah; Mbangiwa, Tshepiso; Choga, Wonderful T; Makhema, Joseph; Marlink, Richard; Essex, Max; Musonda, Rosemary; Gaseitsiwe, Simani; Blackard, Jason T 2017. The Impact of Human Pegivirus on CD4 Cell Count in HIV-Positive Persons in Botswana. Open forum infectious diseases, 4 4, ofx222Ryan, Kathleen; Anderson, Motswedi; Gyurova, Ivayla; Ambroggio, Lilliam; Moyo, Sikhulile; Sebunya, Teresa; Makhema, Joseph; Marlink, Richard; Essex, Max; Musonda, Rosemary; Gaseitsiwe, Simani; Blackard, Jason T 2017. High Rates of Occult Hepatitis B Virus Infection in HIV-Positive Individuals Initiating Antiretroviral Therapy in Botswana. Open forum infectious diseases, 4 4, ofx195Saha, Debraj; Pal, Ananya; Sarkar, Neelakshi; Das, Dipanwita; Blackard, Jason T; Guha, Subhasish Kamal; Saha, Bibhuti; Chakravarty, Runu 2017. Occult hepatitis B virus infection in HIV positive patients at a tertiary healthcare unit in eastern India. PloS one, 12 6, e0179035Singh, Shivank; Blackard, Jason T 2017. Human pegivirus (HPgV) infection in sub-Saharan Africa-A call for a renewed research agenda. Reviews in medical virology, 27 6, White, Mary T; Satterfield, Caley A; Blackard, Jason T 2017. 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Modulation of HCV replication after combination antiretroviral therapy in HCV/HIV co-infected patients. Science translational medicine, 6 246, 246ra98Blackard, Jason T; Kong, Ling; Huber, Amanda K; Tomer, Yaron 2013. Hepatitis C virus infection of a thyroid cell line: implications for pathogenesis of hepatitis C virus and thyroiditis. Thyroid : official journal of the American Thyroid Association, 23 7, 863-70Blackard, Jason T; Martin, Christina M; Sengupta, Satarupa; Forrester, Janet 2013. Limited infection with occult hepatitis B virus in drug users in the USA. Hepatology research : the official journal of the Japan Society of Hepatology, 43 4, 413-7Kong, Ling; Blackard, Jason T 2013. Interferon alfa partially inhibits HIV replication in hepatocytes in vitro. The Journal of infectious diseases, 208 5, 865-6Mayaphi, Simnikiwe H; Martin, Desmond J; Mphahlele, M Jeffrey; Blackard, Jason T; Bowyer, Sheila M 2013. Variability of the preC/C region of hepatitis B virus genotype A from a South African cohort predominantly infected with HIV. Journal of medical virology, 85 11, 1883-92Sengupta, Satarupa; Powell, Eleanor; Kong, Ling; Blackard, Jason T 2013. Effects of HCV on basal and tat-induced HIV LTR activation. PloS one, 8 6, e64956Blackard, Jason T 2012. HIV compartmentalization: a review on a clinically important phenomenon. Current HIV research, 10 2, 133-42Blackard, Jason T 2012. HCV superinfection and reinfection. Antiviral therapy, 17 7 Pt B, 1443-8Blackard, Jason T; Ma, Gang; Welge, Jeffrey A; Martin, Christina M; Sherman, Kenneth E; Taylor, Lynn E; Mayer, Kenneth H; Jamieson, Denise J 2012. Analysis of a non-structural gene reveals evidence of possible hepatitis C virus (HCV) compartmentalization. Journal of medical virology, 84 2, 242-52Gededzha, Maemu P; Selabe, Selokela G; Kyaw, Thanda; Rakgole, J Nare; Blackard, Jason T; Mphahlele, M Jeffery 2012. Introduction of new subtypes and variants of hepatitis C virus genotype 4 in South Africa. Journal of medical virology, 84 4, 601-7Kong, Ling; Cardona Maya, Walter; Moreno-Fernandez, Maria E; Ma, Gang; Shata, Mohamed T; Sherman, Kenneth E; Chougnet, Claire; Blackard, Jason T 2012. Low-level HIV infection of hepatocytes. Virology journal, 9 , 157Martin, C M; Welge, J A; Rouster, S D; Shata, M T; Sherman, K E; Blackard, J T 2012. Mutations associated with occult hepatitis B virus infection result in decreased surface antigen expression in vitro. Journal of viral hepatitis, 19 10, 716-23Schwarze-Zander, Carolynne; Blackard, Jason T; Rockstroh, Juergen K 2012. Role of GB virus C in modulating HIV disease. Expert review of anti-infective therapy, 10 5, 563-72Blackard, Jason T; Ma, Gang; Martin, Christina M; Rouster, Susan D; Shata, M Tarek; Sherman, Kenneth E 2011. HIV variability in the liver and evidence of possible compartmentalization. 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