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Author Trevor A Crowell

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Brief Report: Syphilis Incidence and Effect on Viral Load, CD4, and CD4/CD8 Ratio in a Thai Cohort of Predominantly Men Who Have Sex With Men Living With HIV.

Camilla Muccini, Trevor A Crowell, Suteeraporn Pinyakorn, Eugène Kroon, Carlo Sacdalan, Jintanat Ananworanich, Sandhya Vasan, Nittaya Phanuphak, Donn J Colby, ,

<h4>Background</h4>Syphilis has been increasing in the past years, especially among men who have sex with men (MSM). The aim of the study was to assess syphilis prevalence and incidence and changes in CD4 count and viremia in the RV254 cohort of persons living with HIV who initiated antiretroviral therapy during ... Read more >>

J Acquir Immune Defic Syndr (Journal of acquired immune deficiency syndromes (1999))
[2021, 86(2):219-223]

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False reactive HIV-1 diagnostic test results in an individual from Kenya on multiple testing platforms-A case report.

Jew Ochola, Michelle Imbach, Leigh Anne Eller, Mark de Souza, Chiaka Nwoga, June Doryne Otieno, Lucas Otieno, Eric Rono, Edwin Kamau, Trevor A Crowell, John Kevin Owuoth, Christina S Polyak, Valentine Sing'oei, ,

<h4>Background</h4>Rapid diagnostic tests (RDT) are routinely used in screening for HIV infection. More complex diagnostic algorithms incorporating fourth-generation screening and confirmatory HIV-1/HIV-2 differentiation immunoassays (IA) may be used to confirm HIV infection. Co-infections and autoimmune diseases may lead to falsely reactive HIV diagnostic test results.<h4>Case presentation</h4>A Kenyan man with asymptomatic ... Read more >>

IDCases (IDCases)
[2021, 23:e01035]

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Attaining 95-95-95 through Implementation Science: 15 Years of Insights and Best Practices from the Walter Reed Army Institute of Research's Implementation of the U.S. President's Emergency Plan for AIDS Relief.

Elizabeth H Lee, Kavitha Ganesan, Samoel A Khamadi, Stanley C Meribe, Dorothy Njeru, Yakubu Adamu, Fred Magala, Trevor A Crowell, Eniko Akom, Patricia Agaba, Priyanka Desai, Tiffany Hamm, Deydre Teyhen, Julie A Ake, Christina S Polyak, Douglas Shaffer, Fredrick Sawe, Patrick W Hickey,

The Walter Reed Army Institute of Research (WRAIR) supports more than 350,000 people on lifesaving HIV treatment in Kenya, Nigeria, Tanzania, and Uganda through funding from the U.S. President's Emergency Plan for AIDS Relief (PEPFAR). Here, we review and synthesize the range of impacts WRAIR's implementation science portfolio has had ... Read more >>

Am J Trop Med Hyg (The American journal of tropical medicine and hygiene)
[2021, 104(1):12-25]

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Novel Criteria for Diagnosing Acute and Early HIV Infection in a Multi-National Study of Early Antiretroviral Therapy Initiation.

Trevor A Crowell, Justin Ritz, Robert W Coombs, Lu Zheng, Joseph J Eron, John W Mellors, Joan Dragavon, Gert U van Zyl, Javier R Lama, Kiat Ruxrungtham, Beatriz Grinsztejn, Roberto C Arduino, Lawrence Fox, Jintanat Ananworanich, Eric S Daar, ,

<h4>Background</h4>Antiretroviral therapy (ART) initiation during acute and early HIV infection (AEHI) limits HIV reservoir formation and may facilitate post-ART control but is logistically challenging. We evaluated the performance of new AEHI diagnostic criteria from a multi-national prospective study of ART initiation during AEHI.<h4>Methods</h4>ACTG 5354 enrolled adults at 30 sites in ... Read more >>

Clin Infect Dis (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America)
[2020, :]

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Response to: "Inclusion as Illusion: Erasing Transgender Women in Research with MSM".

Trevor A Crowell, Patricia E Fast, Linda-Gail Bekker, Eduard J Sanders,

J Int AIDS Soc (Journal of the International AIDS Society)
[2021, 24(1):e25662]

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Ophthalmic Disease Prevalence and Incidence among People Living with HIV in AFRICOS.

Morgan M Harvey, Nicole Dear, Allahna Esber, Michael Iroezindu, Emmanuel Bahemana, Hannah Kibuuka, Jonah Maswai, John Owuoth, Trevor A Crowell, Christina S Polyak, Brian K Agan, Julie A Ake, Grant A Justin, ,

Ophthalmic disease in people living with HIV (PLWH) and at-risk controls in Sub-Saharan Africa was evaluated. PLWH were more likely to have ophthalmic disease at enrollment, but there was no difference in incidence once enrolled. ... Read more >>

Ophthalmology (Ophthalmology)
[2020, :]

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Field evaluation of HIV-1 viral load monitoring in adults and children receiving antiretroviral treatment in Nigeria by dried blood spot testing with RealTime HIV-1 on m2000.

Monday Tola, Ramadhani O Habib, Adebajo Sylvia, Trevor A Crowell, Nowak G Rebecca, Manhattan E Charurat, Patrick Dakum, Nicaise Ndembi,

In resource-limited settings, use of dried blood spots (DBS) could be a pragmatic alternative to plasma for VL monitoring in people living with HIV (PLWH). We compared results from DBS to standard plasma VL testing under field conditions in patients receiving antiretroviral therapy (ART). DBS cards were prepared from venous ... Read more >>

J Clin Virol (Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology)
[2020, 135:104694]

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Factors Associated with Condom Failure in a Longitudinal Cohort of Men who have Sex with Men and Transgender Women in Abuja and Lagos, Nigeria.

Matthew M Hamill, Fengming Hu, Afoke Kokogho, Elizabeth Shoyemi, Charles Ekeh, Manhattan E Charurat, Merlin L Robb, Sylvia Adebajo, Stefan D Baral, Rebecca G Nowak, Trevor A Crowell, ,

<h4>Background</h4>Effective condom use is a critical intervention to limit the spread of HIV and other sexually transmitted infections (STIs), particularly among individuals in high-risk networks who practice anal sex. We characterized condom failures in cisgender men who have sex with men (MSM) and transgender women (TGW) in Nigeria.<h4>Setting</h4>The TRUST/RV368 cohort ... Read more >>

J Acquir Immune Defic Syndr (Journal of acquired immune deficiency syndromes (1999))
[2020, :]

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Impact of age on CD4 recovery and viral suppression over time among adults living with HIV who initiated antiretroviral therapy in the African Cohort Study.

Emmanuel Bahemana, Allahna Esber, Nicole Dear, Kavitha Ganesan, Ajay Parikh, Domonique Reed, Lucas Maganga, Samoel Khamadi, Mucho Mizinduko, Anange Lwilla, Dorothy Mkondoo, Gwamaka Mwaisanga, Nancy Somi, John Owouth, Jonah Maswai, Francis Kiweewa, Michael Iroezindu, Julie A Ake, Trevor A Crowell, Victor G Valcour, Christina S Polyak, ,

<h4>Introduction</h4>With increased use of antiretroviral therapy (ART), HIV mortality rates are declining and people living with HIV (PLWH) are surviving longer. We characterized CD4 recovery and viral suppression among adults aged < 50 and ≥ 50 years living with HIV who initiated ART in the African Cohort Study (AFRICOS).<h4>Methods</h4>Beginning in January 2013, PLWH at twelve ... Read more >>

AIDS Res Ther (AIDS research and therapy)
[2020, 17(1):66]

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Predictors of first-line antiretroviral therapy failure among adults and adolescents living with HIV/AIDS in a large prevention and treatment program in Nigeria.

Nicaise Ndembi, Fati Murtala-Ibrahim, Monday Tola, Jibreel Jumare, Ahmad Aliyu, Peter Alabi, Charles Mensah, Alash'le Abimiku, Miguel E Quiñones-Mateu, Trevor A Crowell, Soo-Yon Rhee, Robert W Shafer, Ravindra Gupta, William Blattner, Manhattan E Charurat, Patrick Dakum,

<h4>Background</h4>A substantial number of persons living with HIV (PLWH) in Nigeria do not experience durable viral suppression on first-line antiretroviral therapy (ART). Understanding risk factors for first-line treatment failure informs patient monitoring practices and distribution of limited resources for second-line regimens. We determined predictors of immunologic and virologic failures in ... Read more >>

AIDS Res Ther (AIDS research and therapy)
[2020, 17(1):64]

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1540. Prevalence and Risk Factors associated with HIV and Syphilis Co-infection in the African Cohort Study

Laura Gilbert, Nicole Dear, Allahna L Esber, Michael Iroezindu, Emmanuel Bahemana, Hannah Kibuuka, John Owuoth, Jonah Maswai, Trevor A Crowell, Christina Polyak, Julie A Ake,

Abstract <h4>Background</h4> Each year, 6 million new syphilis cases are diagnosed globally. Seroprevalence studies in low-income countries (LIC) are limited but is estimated at 3.5-4.6%. Few studies have researched prevalence of sexually transmitted infections (STIs) in people living with human immunodeficiency virus (HIV; PLWH). Current guidelines for PLWH in LIC ... Read more >>

Open Forum Infect Dis (Open forum infectious diseases)
[2020, 7(Suppl 1):S769-S770]

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Retention of a cohort of men who have sex with men and transgender women at risk for and living with HIV in Abuja and Lagos, Nigeria: a longitudinal analysis

Blessing O Kayode, Andrew Mitchell, Nicaise Ndembi, Afoke Kokogho, Habib O Ramadhani, Sylvia Adebajo, Merlin L Robb, Stefan D Baral, Julie A Ake, Manhattan E Charurat, Trevor A Crowell, Rebecca G Nowak, the TRUST/RV368 Study Group,

Abstract Introduction Men who have sex with men (MSM), and transgender women (TGW), face specific obstacles to retention in care, particularly in settings with stigmatization such as sub‐Saharan Africa. We evaluated the impacts of HIV status and other factors on loss‐to‐follow‐up (LTFU) and visit adherence among MSM and TGW in ... Read more >>

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23(Suppl 6):]

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Involvement of African men and transgender women who have sex with men in HIV research: progress, but much more must be done

Trevor A Crowell, Patricia E Fast, Linda‐Gail Bekker, Eduard J Sanders,

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23(Suppl 6):]

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976. A Descriptive Retrospective Data Analysis of Maternal Sociodemographic Factors and Access of Healthcare Resources within the African Cohort Study, an Integrated Multicountry Preventative Mother to Child Transmission Program

Jeanette Traver, Allahna L Esber, Nicole Dear, Elizabeth Polston, Michael Iroezindu, Emmanuel Bahemana, Hannah Kibuuka, John Owuoth, Jonah Maswai, Trevor A Crowell, Christina Polyak, Julie A Ake, Anjali Kunz,

Abstract <h4>Background</h4> Global reduction in new infant HIV infections is largely due to the expansion of prevention of mother-to-child transmission (PMTCT) programs. Identification of gaps in healthcare services is paramount in targeting interventions that identify high-risk populations and healthcare barriers that could lead to increased risk of mother to child ... Read more >>

Open Forum Infect Dis (Open forum infectious diseases)
[2020, 7(Suppl 1):S517-S517]

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113. Advanced HIV Disease Among Adults in the African Cohort Study (AFRICOS)

Ikwo Oboho, Allahna L Esber, Nicole Dear, Heather Paulin, Michael Iroezindu, Emmanuel Bahemana, Hannah Kibuuka, John Owuoth, Jonah Maswai, Trevor A Crowell, Julie A Ake, Christina Polyak,

Abstract <h4>Background</h4> In the “test and treat” era, early ART may decrease the prevalence of advanced HIV disease (AHD), defined as having a CD4 cell count < 200 cells/µL or World Health Organization (WHO) clinical stage III or IV disease. We assessed trends in AHD and ART coverage and describe ... Read more >>

Open Forum Infect Dis (Open forum infectious diseases)
[2020, 7(Suppl 1):S185-S185]

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Involvement of African men and transgender women who have sex with men in HIV research: progress, but much more must be done.

Trevor A Crowell, Patricia E Fast, Linda-Gail Bekker, Eduard J Sanders,

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23 Suppl 6:e25596]

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Retention of a cohort of men who have sex with men and transgender women at risk for and living with HIV in Abuja and Lagos, Nigeria: a longitudinal analysis.

Blessing O Kayode, Andrew Mitchell, Nicaise Ndembi, Afoke Kokogho, Habib O Ramadhani, Sylvia Adebajo, Merlin L Robb, Stefan D Baral, Julie A Ake, Manhattan E Charurat, Trevor A Crowell, Rebecca G Nowak, ,

<h4>Introduction</h4>Men who have sex with men (MSM), and transgender women (TGW), face specific obstacles to retention in care, particularly in settings with stigmatization such as sub-Saharan Africa. We evaluated the impacts of HIV status and other factors on loss-to-follow-up (LTFU) and visit adherence among MSM and TGW in Abuja and ... Read more >>

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23 Suppl 6:e25592]

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Association of age with healthcare needs and engagement among Nigerian men who have sex with men and transgender women: cross-sectional and longitudinal analyses from an observational cohort.

Habib O Ramadhani, Trevor A Crowell, Rebecca G Nowak, Nicaise Ndembi, Blessing O Kayode, Afoke Kokogho, Uchenna Ononaku, Elizabeth Shoyemi, Charles Ekeh, Sylvia Adebajo, Stefan D Baral, Manhattan E Charurat,

<h4>Introduction</h4>Young men who have sex with men (MSM) and transgender women (TGW) face stigmas that hinder access to healthcare. The aim of the study was to understand age-related determinants of healthcare needs and engagement among MSM and TGW.<h4>Methods</h4>The TRUST/RV368 cohort provides integrated prevention and treatment services for HIV and other ... Read more >>

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23 Suppl 6:e25599]

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Association of age with healthcare needs and engagement among Nigerian men who have sex with men and transgender women: cross‐sectional and longitudinal analyses from an observational cohort

Habib O Ramadhani, Trevor A Crowell, Rebecca G Nowak, Nicaise Ndembi, Blessing O Kayode, Afoke Kokogho, Uchenna Ononaku, Elizabeth Shoyemi, Charles Ekeh, Sylvia Adebajo, Stefan D Baral, Manhattan E Charurat,

Abstract Introduction Young men who have sex with men (MSM) and transgender women (TGW) face stigmas that hinder access to healthcare. The aim of the study was to understand age‐related determinants of healthcare needs and engagement among MSM and TGW. Methods The TRUST/RV368 cohort provides integrated prevention and treatment services ... Read more >>

J Int AIDS Soc (Journal of the International AIDS Society)
[2020, 23(Suppl 6):]

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Central nervous system safety during brief analytic treatment interruption of antiretroviral therapy within four HIV remission trials: an observational study in acutely treated people living with HIV.

Joanna Hellmuth, Camilla Muccini, Donn J Colby, Eugène Kroon, Mark de Souza, Trevor A Crowell, Phillip Chan, Carlo Sacdalan, Jintana Intasan, Khunthalee Benjapornpong, Somporn Tipsuk, Suwanna Puttamaswin, Nitiya Chomchey, Victor Valcour, Michal Sarnecki, Frank Tomaka, Shelly J Krebs, Bonnie M Slike, Linda L Jagodzinski, Netsiri Dumrongpisutikul, Napapon Sailasuta, Vishal Samboju, Nelson L Michael, Merlin L Robb, Sandhya Vasan, Jintanat Ananworanich, Praphan Phanuphak, Nittaya Phanuphak, Robert Paul, Serena Spudich,

<h4>Background</h4>The central nervous system (CNS) is a likely reservoir of HIV, vulnerable to viral rebound, inflammation, and clinical changes upon stopping antiretroviral therapy (ART). It is critical to evaluate the CNS safety of studies using analytic treatment interruption (ATI) to assess HIV remission.<h4>Methods</h4>Thirty participants who started ART during acute HIV ... Read more >>

Clin Infect Dis (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America)
[2020, :]

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HIV status disclosure by Nigerian men who have sex with men and transgender women living with HIV: a cross-sectional analysis at enrollment into an observational cohort.

Abdulwasiu B Tiamiyu, John Lawlor, Fengming Hu, Afoke Kokogho, Manhattan E Charurat, Charles Ekeh, Merlin L Robb, Sylvia Adebajo, George Eluwa, Julie A Ake, Stefan D Baral, Rebecca G Nowak, Trevor A Crowell, ,

<h4>Background</h4>Men who have sex with men (MSM) and transgender women (TGW) are disproportionately impacted by HIV and may face barriers to HIV status disclosure with negative ramifications for HIV prevention and care. We evaluated HIV status disclosure to sexual partners, HIV treatment outcomes, and stigma patterns of MSM and TGW ... Read more >>

BMC Public Health (BMC public health)
[2020, 20(1):1282]

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Pre-Treatment and Acquired Antiretroviral Drug Resistance among Persons Living with HIV in Four African Countries.

Trevor A Crowell, Brook Danboise, Ajay Parikh, Allahna Esber, Nicole Dear, Peter Coakley, Alex Kasembeli, Jonah Maswai, Samoel Khamadi, Emmanuel Bahemana, Michael Iroezindu, Francis Kiweewa, John Owuoth, Joanna Freeman, Linda L Jagodzinski, Jennifer A Malia, Leigh Ann Eller, Sodsai Tovanabutra, Sheila A Peel, Julie A Ake, Christina S Polyak, ,

BACKGROUND:Emerging HIV drug resistance (HIVDR) could jeopardize the success of standardized HIV management protocols in resource-limited settings. We characterized HIVDR among antiretroviral therapy (ART)-naïve and experienced participants in the African Cohort Study (AFRICOS). METHODS:From January 2013 to April 2019, adults with HIV-1 RNA >1000 copies/mL underwent ART history review and ... Read more >>

Clin Infect Dis (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America)
[2020, :]

Cited: 2 times

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Oral sex practices among men who have sex with men and transgender women at risk for and living with HIV in Nigeria.

Sarah J Robbins, Wuese Dauda, Afoke Kokogho, Nicaise Ndembi, Andrew Mitchell, Sylvia Adebajo, Charlotte A Gaydos, Sheila Peel, Habib O Ramadhani, Merlin L Robb, Stefan D Baral, Julie A Ake, Man E Charurat, Trevor A Crowell, Rebecca G Nowak, ,

<h4>Background</h4>Men who have sex with men (MSM) and transgender women (TGW) are at risk for sexually transmitted infections (STIs), including those of the oropharynx. We estimated the prevalence and factors associated with oral sex practices and characterized oropharyngeal STIs among a cohort of MSM and TGW in Nigeria.<h4>Methods</h4>From 2013 to ... Read more >>

PLoS One (PloS one)
[2020, 15(9):e0238745]

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Characterizing Cross-Culturally Relevant Metrics of Stigma Among Men Who Have Sex With Men Across 8 Sub-Saharan African Countries and the United States.

Jura L Augustinavicius, Stefan D Baral, Sarah M Murray, Kevon Jackman, Qian-Li Xue, Travis H Sanchez, Rebecca G Nowak, Trevor A Crowell, Maria Zlotorzynska, Oluwasolape Olawore, Carrie E Lyons, Iliassou M Njindam, Ubald Tamoufe, Daouda Diouf, Fatou Drame, Seni Kouanda, Abo Kouame, Man E Charurat, Simplice Anato, Tampose Mothopeng, Zandile Mnisi, Jeremy C Kane,

Overcoming stigma affecting gay, bisexual, and other men who have sex with men (MSM) is a foundational element of an effective response to the human immunodeficiency virus (HIV) pandemic. Quantifying the impact of stigma mitigation interventions necessitates improved measurement of stigma for MSM around the world. In this study, we ... Read more >>

Am J Epidemiol (American journal of epidemiology)
[2020, 189(7):690-697]

Cited: 5 times

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Neutralizing antibody VRC01 failed to select for HIV-1 mutations upon viral rebound.

Evan M Cale, Hongjun Bai, Meera Bose, Michael A Messina, Donn J Colby, Eric Sanders-Buell, Bethany Dearlove, Yifan Li, Emily Engeman, Daniel Silas, Anne Marie O'Sullivan, Brendan Mann, Suteeraporn Pinyakorn, Jintana Intasan, Khunthalee Benjapornpong, Carlo Sacdalan, Eugène Kroon, Nittaya Phanuphak, Robert Gramzinski, Sandhya Vasan, Merlin L Robb, Nelson L Michael, Rebecca M Lynch, Robert T Bailer, Amélie Pagliuzza, Nicolas Chomont, Amarendra Pegu, Nicole A Doria-Rose, Lydie Trautmann, Trevor A Crowell, John R Mascola, Jintanat Ananworanich, Sodsai Tovanabutra, Morgane Rolland, ,

Infusion of the broadly neutralizing antibody VRC01 has been evaluated in individuals chronically infected with HIV-1. Here, we studied how VRC01 infusions affected viral rebound after cessation of antiretroviral therapy (ART) in 18 acutely treated and durably suppressed individuals. Viral rebound occurred in all individuals, yet VRC01 infusions modestly delayed ... Read more >>

J Clin Invest (The Journal of clinical investigation)
[2020, 130(6):3299-3304]

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