Search Results - "Leon, Segundo R"

Editorial: World AIDS Day 2022: putting ourselves to the test: achieving equity to end HIV by Ripamonti, Diego, Leon, Segundo R

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Barriers and facilitators to antiretroviral therapy adherence among Peruvian adolescents living with HIV: A qualitative study by Galea, Jerome T, Wong, Milagros, Muñoz, Maribel, Valle, Emiliano, Leon, Segundo R, Díaz Perez, Dayana, Kolevic, Lenka, Franke, Molly

“…AIDS deaths among adolescents are increasing globally. This qualitative study investigated the barriers and facilitators to cART adherence among Peruvian…”
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HIV vulnerabilities and psychosocial health among young transgender women in Lima, Peru: results from a bio‐behavioural survey by Silva‐Santisteban, Alfonso, Apedaile, Dorothy, Perez‐Brumer, Amaya, Leon, Segundo R., Huerta, Leyla, Leon, Francezka, Aguayo‐Romero, Rodrigo, Reisner, Sari L.

“…Introduction Peruvian young transgender women (YTW) ages 16−24 years are a critical but understudied group for primary HIV prevention efforts, due to sharp…”
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HIV and syphilis testing preferences among men who have sex with men and among transgender women in Lima, Peru by Bristow, Claire C, Kojima, Noah, Lee, Sung-Jae, Leon, Segundo R, Ramos, Lourdes B, Konda, Kelika A, Brown, Brandon, Caceres, Carlos F, Klausner, Jeffrey D

“…Men who have sex with men (MSM) and transgender women in Peru are at high risk for acquiring syphilis and HIV infection. The World Health Organization highly…”
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Feasibility of the string test for tuberculosis diagnosis in children between 4 and 14 years old by Tafur, Karla T, Coit, Julia, Leon, Segundo R, Pinedo, Cynthia, Chiang, Silvia S, Contreras, Carmen, Calderon, Roger, Mendoza, Milagros J, Lecca, Leonid, Franke, Molly F

“…The enteric string test can be used to obtain a specimen for microbiological confirmation of tuberculosis in children, but it is not widely used for this. The…”
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The PICASSO Cohort: baseline characteristics of a cohort of men who have sex with men and male-to-female transgender women at high risk for syphilis infection in Lima, Peru by Kojima, Noah, Park, Hayoung, Konda, Kelika A, Joseph Davey, Dvora L, Bristow, Claire C, Brown, Brandon, Leon, Segundo R, Vargas, Silver K, Calvo, Gino M, Caceres, Carlos F, Klausner, Jeffrey D

“…Men who have sex with men (MSM) and male-to-female transgender women (transwomen) are disproportionately at risk of syphilis infection in Peru. From 2013 to…”
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Risk Factors Associated with Incident Syphilis in a Cohort of High-Risk Men in Peru by Park, Hayoung, Konda, Kelika A, Roberts, Chelsea P, Maguiña, Jorge L, Leon, Segundo R, Clark, Jesse L, Coates, Thomas J, Caceres, Carlos F, Klausner, Jeffrey D

“…Syphilis is concentrated among high-risk groups, but the epidemiology of syphilis reinfection is poorly understood. We characterized factors associated with…”
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Is exclusive breastfeeding for six-months protective against pediatric tuberculosis? by Flores, Juan A., Coit, Julia, Mendoza, Milagros, Leon, Segundo R., Konda, Kelika, Lecca, Leonid, Franke, Molly F.

“…Experts recommend exclusive breastfeeding from birth to six months because it protects against deadly childhood illness, including respiratory tract infections…”
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Syndromic management and STI control in urban Peru by Clark, Jesse L, Lescano, Andres G, Konda, Kelika A, Leon, Segundo R, Jones, Franca R, Klausner, Jeffrey D, Coates, Thomas J, Caceres, Carlos F

“…Syndromic management is an inexpensive and effective method for the treatment of symptomatic sexually transmitted infections (STIs), but its effectiveness as a…”
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Prevalence of same-sex sexual behavior and associated characteristics among low-income urban males in Peru by Clark, Jesse L, Caceres, Carlos F, Lescano, Andres G, Konda, Kelika A, Leon, Segundo R, Jones, Franca R, Kegeles, Susan M, Klausner, Jeffrey D, Coates, Thomas J

“…Peru has a concentrated HIV epidemic in which men who have sex with men are particularly vulnerable. We describe the lifetime prevalence of same-sex sexual…”
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T cell autoreactivity directed toward CD1c itself rather than toward carried self lipids by Wun, Kwok S., Reijneveld, Josephine F., Cheng, Tan-Yun, Ladell, Kristin, Uldrich, Adam P., Le Nours, Jérôme, Miners, Kelly L., McLaren, James E., Grant, Emma J., Haigh, Oscar L., Watkins, Thomas S., Suliman, Sara, Iwany, Sarah, Jimenez, Judith, Calderon, Roger, Tamara, Kattya L., Leon, Segundo R., Murray, Megan B., Mayfield, Jacob A., Altman, John D., Purcell, Anthony W., Miles, John J., Godfrey, Dale I., Gras, Stephanie, Price, David A., Van Rhijn, Ildiko, Moody, D. Branch, Rossjohn, Jamie

“…The hallmark function of αβ T cell antigen receptors (TCRs) involves the highly specific co-recognition of a major histocompatibility complex molecule and its…”
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HIV and Sexually Transmitted Infection Incidence and Associated Risk Factors Among High-Risk MSM and Male-to-Female Transgender Women in Lima, Peru by Castillo, Rostislav, Konda, Kelika A, Leon, Segundo R, Silva-Santisteban, Alfonso, Salazar, Ximena, Klausner, Jeffrey D, Coates, Thomas J, Cáceres, Carlos F

“…BACKGROUND:Men who have sex with men (MSM) and male-to-female transgender women (TW) are at increased risk of HIV and sexually transmitted infections (STIs)…”
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History of tuberculosis disease is associated with genetic regulatory variation in Peruvians by Nieto-Caballero, Victor E, Reijneveld, Josephine F, Ruvalcaba, Angel, Innocenzi, Gabriel, Abeydeera, Nalin, Asgari, Samira, Lopez, Kattya, Iwany, Sarah K, Luo, Yang, Nathan, Aparna, Fernandez-Salinas, Daniela, Chiñas, Marcos, Huang, Chuan-Chin, Zhang, Zibiao, León, Segundo R, Calderon, Roger I, Lecca, Leonid, Budzik, Jonathan M, Murray, Megan, Van Rhijn, Ildiko, Raychaudhuri, Soumya, Moody, D Branch, Suliman, Sara, Gutierrez-Arcelus, Maria

“…A quarter of humanity is estimated to have been exposed to Mycobacterium tuberculosis (Mtb) with a 5-10% risk of developing tuberculosis (TB) disease…”
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Detection of Mycobacterium Tuberculosis DNA in Buccal Swab Samples from Children in Lima, Peru by Flores, Juan A., Calderón, Roger, Mesman, Annelies W., Soto, Martin, Coit, Julia, Aliaga, Juan, Mendoza, Milagros, Leon, Segundo R., Konda, Kelika, Mestanza, Francisco M., Mendoza, Carlos J., Lecca, Leonid, Murray, Megan B., Holmberg, Rebecca C., Pollock, Nira R., Franke, Molly F.

“…We examined Mycobacterium tuberculosis DNA detection from buccal swab samples collected from children in Lima, Peru. DNA was extracted and amplified via…”
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A radiolabeled mAb 3BNC117 with copper-64: First round in favor for studying clearance of HIV reservoirs by León, Segundo R.

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Prevalence of HIV, herpes simplex virus-2, and syphilis in male sex partners of pregnant women in Peru by Clark, Jesse L, Konda, Kelika A, Munayco, Cesar V, Pún, Monica, Lescano, Andres G, Leon, Segundo R, Pajuelo, Jose, Suarez-Ognio, Luis, Klausner, Jeffrey D, Coates, Thomas J, Cáceres, Carlos F

“…Sexually active heterosexual men may represent an important risk factor for HIV infection and STI transmission to their female partners and unborn children,…”
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High levels of mild to moderate depression among men who have sex with men and transgender women in Lima, Peru: implications for integrated depression and HIV care by Galea, Jerome T., Marhefka, Stephanie, León, Segundo R., Rahill, Guitele, Cyrus, Elena, Sánchez, Hugo, Zhang, Zhiwei, Brown, Brandon

“…Depression disproportionally affects people at risk of acquiring or living with HIV and is associated with worse health outcomes; however, depression care is…”
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Quality Improvement to Address Surgical Burden of Disease at a Large Tertiary Public Hospital in Peru by Iverson, Katherine R., Roa, Lina, Shu, Sebastian, Wong, Milagros, Rubenstein, Shayna, Zavala, Paloma, Caddell, Luke, Graham, Cole, Colina, Jorge, Leon, Segundo R., Lecca, Leonid, Mody, Gita N.

“…Background In resource-limited settings, there is a unique opportunity for using process improvement strategies to address the lack of access to surgical care…”
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The Application of Cytokine Expression Assays to Differentiate Active From Previously Treated Syphilis by Kojima, Noah, Siebert, Janet C, Maecker, Holden, Rosenberg-Hasson, Yael, Leon, Segundo R, Vargas, Silver K, Konda, Kelika A, Caceres, Carlos F, Klausner, Jeffrey D

“…Abstract To investigate the role of serum cytokine assays to distinguish between active from treated syphilis among serofast patients, we recruited individuals…”
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Early progression to active tuberculosis is a highly heritable trait driven by 3q23 in Peruvians by Luo, Yang, Suliman, Sara, Asgari, Samira, Amariuta, Tiffany, Baglaenko, Yuriy, Martínez-Bonet, Marta, Ishigaki, Kazuyoshi, Gutierrez-Arcelus, Maria, Calderon, Roger, Lecca, Leonid, León, Segundo R., Jimenez, Judith, Yataco, Rosa, Contreras, Carmen, Galea, Jerome T., Becerra, Mercedes, Nejentsev, Sergey, Nigrovic, Peter A., Moody, D. Branch, Murray, Megan B., Raychaudhuri, Soumya

“…Of the 1.8 billion people worldwide infected with Mycobacterium tuberculosis , 5–15% will develop active tuberculosis (TB). Approximately half will progress to…”
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