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Cheswa Vwalika
Researcher at Emory University
Publications - 28
Citations - 2382
Cheswa Vwalika is an academic researcher from Emory University. The author has contributed to research in topics: Population & Acquired immunodeficiency syndrome (AIDS). The author has an hindex of 20, co-authored 28 publications receiving 2289 citations.
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Journal ArticleDOI
New heterosexually transmitted HIV infections in married or cohabiting couples in urban Zambia and Rwanda: an analysis of survey and clinical data
Kristin Dunkle,Rob Stephenson,Etienne Karita,Elwyn Chomba,Kayitesi Kayitenkore,Cheswa Vwalika,Lauren Greenberg,Susan Allen +7 more
TL;DR: Since most heterosexual HIV transmission for both men and women in urban Zambia and Rwanda takes place within marriage or cohabitation, voluntary counselling and testing for couples should be promoted, as should other evidence-based interventions that target heterosexual couples.
Journal ArticleDOI
Genetic and Neutralization Properties of Subtype C Human Immunodeficiency Virus Type 1 Molecular env Clones from Acute and Early Heterosexually Acquired Infections in Southern Africa
Ming Li,Jesus F. Salazar-Gonzalez,Cynthia A. Derdeyn,Lynn Morris,Carolyn Williamson,James E. Robinson,Julie M. Decker,Yingying Li,Maria G. Salazar,Victoria R. Polonis,Koleka Mlisana,Salim S. Abdool Karim,Kunxue Hong,Kelli Greene,Miroslawa Bilska,Jintao Zhou,Susan Allen,Elwyn N. Chomba,Joseph Mulenga,Cheswa Vwalika,Feng Gao,Ming Zhang,Bette T. Korber,Eric Hunter,Beatrice H. Hahn,David C. Montefiori +25 more
TL;DR: Key genetic and antigenic properties of subtype C HIV-1 that might impact the design and testing of candidate vaccines are illustrated.
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Effects of early, abrupt weaning on HIV-free survival of children in Zambia.
Louise Kuhn,Grace M. Aldrovandi,Moses Sinkala,Chipepo Kankasa,Katherine Semrau,Mwiya Mwiya,Prisca Kasonde,Nancy A. Scott,Cheswa Vwalika,Jan Walter,Marc Bulterys,Wei-Yann Tsai,Donald M. Thea +12 more
TL;DR: Early, abrupt cessation of breast-feeding by HIV- Infected women in a low-resource setting, such as Lusaka, Zambia, does not improve the rate of HIV-free survival among children born to HIV-infected mothers and is harmful to HIV -infected infants.
Journal ArticleDOI
Women in couples antenatal HIV counseling and testing are not more likely to report adverse social events.
Katherine Semrau,Louise Kuhn,Cheswa Vwalika,Prisca Kasonde,Moses Sinkala,Chipepo Kankasa,Erin Shutes,Grace M. Aldrovandi,Donald M. Thea +8 more
TL;DR: Couple counseling did not increase the risk of adverse social events associated with HIV disclosure and support services and interventions to improve social situations for people living with HIV need to be further evaluated.
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High uptake of exclusive breastfeeding and reduced early post-natal HIV transmission.
Louise Kuhn,Moses Sinkala,Chipepo Kankasa,Katherine Semrau,Prisca Kasonde,Nancy A. Scott,Mwiya Mwiya,Cheswa Vwalika,Jan Walter,Wei-Yann Tsai,Grace M. Aldrovandi,Donald M. Thea +11 more
TL;DR: EBF is an affordable, feasible, acceptable, safe and sustainable practice that also reduces HIV transmission providing HIV-infected women with a means to protect their children's lives and programs to support EBF should be expanded universally in low resource settings.