- Professor, Global Health
- Professor, Epidemiology
- Professor, Medicine - Allergy and Infectious Dis.
- Professor, Pediatrics

Global Center for Integrated Health of Women, Adolescents and Children (Global WACh)
325 9th Avenue, Box 359909
Seattle, WA 98104
United States
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Grace John-Stewart MD, PhD is a Professor in the Departments of Global Health, Medicine, Epidemiology and Pediatrics at University of Washington. Her research focuses on advancing infectious diseases research in women, adolescents and children, as part of a collaborative research in Kenya. This work has included clinical trials, molecular epidemiology, implementation science, and large-scale evaluations. She is Co-Director of the UW Center for Global Health of Women, Adolescents and Children (UW Global WACh), an Associate Director of UW/Fred Hutch Center for AIDS Research (CFAR), and a member of the Kenya Research and Training Center.
- BS (University of Michigan)
- MD (University of Michigan)
- MPH (University of Washington)
- PhD (University of Washington)
- Child and Adolescent Health (incl. Pediatrics)
- HIV/AIDS
- Infectious Diseases
- Maternal Child Health (incl. Reproductive Health)
- TB
molecular epidemiology, clinical trials, HIV research, MCH, HIV co-infections (TB, CMV, EBV)
- Data Informed Stepped Care (DISC) to Improve Adolescent HIV Outcomes
- HEU outcomes: population-evaluation and screening strategies (HOPE)
- Infant immune mechanisms of HIV reservoir size and decay
- Lactoferrin and lysozyme to promote nutritional, clinical, and enteric recovery: A factorial placebo-controlled randomized trial among children with diarrhea and malnutrition.
- Maternal-infant virome transmission: the role of HIV and antiretroviral therapy
- PrEP adherence among Adolescent Girls and Young Women (AGYW): a multidimensional evaluation
- Scaling up the systems analysis and improvement approach for prevention of mother-to-child HIV transmission in Mozambique (SAIA-SCALE)
- Simulated patient encounters to promote early detection and engagement in HIV care for adolescents
- The effect of HIV exposure and infection on immunity to TB in children
- The role of enteric pathogens and antimicrobial resistance in driving clinical and nutritional deterioration, and azithromycin's potential effect, among children discharged from hospital in Kenya
- Transitioning from Pediatric to Adult HIV Care in Kenya
Njuguna I, Cranmer L, Otieno V, Mugo C, Okinyi H, Benki-Nugent S, Richardson B, Stern J, Maleche-Obimbo L, Wamalwa D, John-Stewart G. Urgent versus post-stabilization antiretroviral treatment in hospitalized children: a randomised trial. Lancet HIV 2018; 5(1):e12-e22.doi:10.106/S2352-3018 (17) 30167-4. PMID:29150377.
Kinuthia J, Pintye J, Abuna F, Mugwanya K, Lagat H, Onyango D, Begnel E, Dettinger J, Baeten J, John-Stewart G. Pre-exposure Prophylaxis (PrEP) uptake and early continuation among pregnant and postpartum women in Kenya: results from a large implementation program within maternal child health clinics. Lancet HIV 2020 Jan;7(1):e38-e48. doi: 10.1016/S2352-3018(19)30335-2. Epub 2019 Dec 5. PMID: 31813837
Kinuthia J, Ronen K, Unger J, Jiang W, Matemo D, Perrier T, Osborn L, Chohan B, Drake A, Richardson B, John-Stewart G. SMS messaging to improve retention and viral suppression in prevention of mother-to-child HIV transmission (PMTCT) programs: a 3-arm randomized clinical trial. PLoS Med 2021.
Ravindran A, Richardson B, Kinuthia J, Unger J, Drake A, Osborn L, Matemo D, Patterson J, McClelland RS, John-Stewart G. Chlamydia, gonorrhea, and incident HIV infection during pregnancy predict preterm birth despite treatment. J Infect Dis 2021.
Wamalwa D, Njuguna I, Maleche-Obimbo E, Begnel E, Chebet D, Onyango J, Cranmer L, Huang ML, Richardson B, Boekh M, John-Stewart G, Slyker J. Cytomegalovirus plasma viremia and clinical outcomes in Kenyan children diagnosed with HIV in hospital. Clin Infect Dis 2021.