Research News

Sepsis among newborns in the neonatal intensive care unit (NICU) is a big problem in India, and a complex one to untangle.

In a multi-country study, we are assessing the accuracy of the BD MAX rapid MDR-TB assay to detect rifampin and isoniazid resistance.

Clinical Research

We work with scientists and practitioners around the world to conduct clinical trials and observational studies that improve prevention and treatment of many grave health issues affecting resource-limited regions, including HIV and tuberculosis.
 
We have formal research partnerships with the following institutions:
 
 

India’s new policy to protect research participants

Post Date: 
2013-07-31
Publication: 
The BMJ
Country: 
Editorial Introduction: India, the country with the largest disease burden in the world,1 is now a major international hub for clinical research. However, a recent policy that was meant to mitigate important ethical concerns may have profound and unintended consequences for public health and may...

Comparison of laboratory costs of rapid molecular tests and conventional diagnostics for detection of tuberculosis and drug-resistant tuberculosis in South Africa

Post Date: 
2013-07-29
Publication: 
BMC Infectious Diseases
Country: 
Background : The World Health Organization has endorsed the use of molecular methods for the detection of TB and drug-resistant TB as a rapid alternative to culture-based systems. In South Africa, the Xpert MTB/Rif assay and the GenoType MTBDRplus have been implemented into reference laboratories...

A qualitative study of barriers to enrollment into free HIV care: perspectives of never-in-care HIV-positive patients and providers in Rakai, Uganda

Post Date: 
2013-07-23
Publication: 
BioMed Research International
Country: 
Background: Early entry into HIV care is low in Sub-Saharan Africa. In Rakai, about a third (31.5%) of HIV-positive clients who knew their serostatus did not enroll into free care services. This qualitative study explored barriers to entry into care from HIV-positive clients who had never enrolled...

Patterns of TB drug-resistance in a tertiary care facility in Pune, India

Post Date: 
2013-07-18
Publication: 
Clinical Microbiology
Country: 
Introduction:Globally, the emergence of multi-drug resistant tuberculosis (MDRTB) (defined as resistance to isoniazid (INH) and rifampicin (RIF) and extensively drug resistant (XDR-TB) (defined as resistance to INH, RIF, any fluoroquinolone and to at least one of the three injectable second line...

Screening for pulmonary tuberculosis in HIV-infected individuals: AIDS Clinical Trials Group Protocol A5253

Post Date: 
2013-04-15
Publication: 
International Journal of Tuberculosis and Lung Disease
Background: Improved tuberculosis (TB) screening is urgently needed for human immunodeficiency virus (HIV) infected patients. Methods: An observational, multi-country, cross-sectional study of HIV-infected patients to compare a standardized diagnostic evaluation (SDE) for TB with standard of care (...

Changes in HIV-1 subtypes B and C genital tract RNA in women and men after initiation of antiretroviral therapy

Post Date: 
2013-03-26
Publication: 
Clinical Infectious Diseases
Background: Combination antiretroviral therapy (cART) reduces genital tract human immunodeficiency virus type 1 (HIV-1) load and reduces the risk of sexual transmission, but little is known about the efficacy of cART for decreasing genital tract viral load (GTVL) and differences in sex or HIV-1...

Low tuberculosis knowledge among HIV-infected patients in a high HIV prevalence region within Southeast India

Post Date: 
2013-03-21
Publication: 
Journal of the International Association of Providers of AIDS Care
Country: 
Setting: A private multispecialty hospital in Kakinada, Andhra Pradesh, India. Methods: A survey of knowledge, attitudes, and perceptions adapted from a pretested questionnaire was administered to 128 HIV-infected adults, from July to August 2008.

Correlates of lower comprehension of informed consent among participants enrolled in a cohort study in Pune, India

Post Date: 
2013-03-15
Publication: 
International Health
Country: 
Background: Optimum comprehension of informed consent by research participants is essential yet challenging. This study explored correlates of lower comprehension of informed consent among 1334 participants of a cohort study aimed at estimating HIV incidence in Pune, India. Methods: As part of the...

Combination implementation for HIV prevention: moving from evidence to population-level impact

Post Date: 
2013-01-15
Publication: 
The Lancet Infectious Disease
The promise of combination HIV prevention-the application of multiple HIV prevention interventions to maximise population-level effects-has never been greater. However, to succeed in achieving significant reductions in HIV incidence, an additional concept needs to be considered: combination...

Assessing the evolving definition of underrepresented minority and its application in academic medicine

Post Date: 
2013-01-15
Publication: 
Academic Medicine
Country: 
Purpose: To assess how U.S. academic health centers (AHCs) define the term underrepresented minority (URM) and apply it to their diversity programs, following the 2003 revision of the Association of American Medical Colleges' (AAMC's) definition of URM. Method: In 2010, the authors developed and...

Tuberculosis in pregnant and postpartum women: Epidemiology, management, and research gaps

Post Date: 
2012-12-15
Publication: 
Clinical Infectious Diseases
Tuberculosis is most common during a woman's reproductive years and is a major cause of maternal-child mortality. National guidelines for screening and management vary widely owing to insufficient data. In this article, we review the available data on (1) the global burden of tuberculosis in women...

Household-based HIV counseling and testing as a platform for referral to HIV care and medical male circumcision in Uganda: a pilot evaluation

Post Date: 
2012-12-13
Publication: 
PLOS One
Country: 
Background: Combination HIV prevention initiatives incorporate evidence-based, biomedical and behavioral interventions appropriate and acceptable to specific populations, aiming to significantly reduce population-level HIV incidence. Knowledge of HIV serostatus is key to linkages to HIV care and...

Growth patterns among HIV-exposed infants receiving nevirapine prophylaxis in Pune, India

Post Date: 
2012-10-31
Publication: 
BMC Infectious Diseases
Country: 
Background: India has among the highest rates of infant malnutrition. Few studies investigating the growth patterns of HIV-exposed infants in India or the impact of timing of HIV infection on growth in settings such as India exist. Methods: We used data from the Six Week Extended Nevirapine (SWEN)...

A novel educational strategy targeting health care workers in underserved communities in Central America to integrate HIV into primary medical care

Post Date: 
2012-10-24
Publication: 
PLOS
Background: Current educational strategies to integrate HIV care into primary medical care in Central America have traditionally targeted managers or higher-level officials, rather than local health care workers (HCWs). We developed a complementary online and on-site interactive training program to...

Pooled individual data analysis of five randomized trials of infant nevirapine prophylaxis to prevent breast-milk HIV-1 transmission

Post Date: 
2012-10-19
Publication: 
Clinical Infectious Diseases
Background: In resource-limited settings, mothers infected with human immunodeficiency virus type 1 (HIV-1) face a difficult choice: breastfeed their infants but risk transmitting HIV-1 or not breastfeed their infants and risk the infants dying of other infectious diseases or malnutrition. Recent...

Research capacity-building program for clinicians and staff at a community-based HIV clinic in Uganda: A pre/post evaluation

Post Date: 
2012-10-01
Publication: 
Journal of the Association of Nurses in AIDS Care
Country: 
Developing capacity for HIV research and clinical practice is critically needed in resource-limited countries. The purpose of this study was to evaluate a research capacity building program for community-based participants in preparation and conduct of mHealth interventions. A descriptive, cross-...

Evaluation of a multimodal, distance learning HIV management course for clinical care providers in India

Post Date: 
2012-10-01
Publication: 
Journal of the International Association of Providers of AIDS Care
Country: 
Distance learning is an important tool for training HIV health workers. However, there is limited evidence on design and evaluation of distance learning HIV curricula and tools. We therefore designed, implemented, and evaluated a distance learning course on HIV management for clinical care...

Vitamin D deficiency is common among HIV-infected breastfeeding mothers in Pune, India, but not associated with mother-to-child HIV transmission

Post Date: 
2012-10-01
Publication: 
HIV Clinical Trials
Country: 
A recent report from Tanzania demonstrated an increased risk of being HIV infected or of dying at birth among children born to breastfeeding mothers with low baseline vitamin D levels. We conducted a nested case-control study among HIV-infected pregnant women in western India to confirm the...

Cost analyses of peer health worker and mHealth support interventions for improving AIDS care in Rakai, Uganda

Post Date: 
2012-09-12
Publication: 
AIDS Care
Country: 
A cost analysis study calculates resources needed to deliver an intervention and can provide useful information on affordability for service providers and policy-makers. We conducted cost analyses of both a peer health worker (PHW) and a mHealth (mobile phone) support intervention. Excluding...

HIV testing behaviors among Latinos in Baltimore City

Post Date: 
2012-08-14
Publication: 
Journal of Immigrant and Minority Health
Country: 
In the US, HIV disproportionately affects Latinos who often present late in the disease. Baltimore has seen a recent rapid growth in its Latino population paralleled by an increasing impact of HIV/AIDS among Latinos. From 2009 to 2010, we performed a cross-sectional survey of Latinos accessing the...

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Mobilizing Research for Global Health

Post Date: 
2015-03-25
Presentation Location: 
Boston, MA
Event & Convener: 
Sixth Annual CUGH Conference. Consortium of Universities for Global Health
Presentation

TB in Pregnancy

Post Date: 
2015-03-05
Presentation Location: 
Mumbai, India
Country: 
Event & Convener: 
RePORT India TB Workshop
Presentation

Tuberculosis in Pregnancy

Post Date: 
2015-02-25
Presentation Location: 
Seattle, WA
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Presentation. Session: Tuberculosis: Magic Bullets and Moving Targets.

Tuberculosis in Children

Post Date: 
2015-02-24
Presentation Location: 
Seattle, WA
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Session: Tuberculosis: Magic Bullets and Moving Targets. CROI 2015: Seattle, WA. 2015-02-24.

Prevalence and Risk Factors of Multiple Micronutrient Deficiencies Pre- and Post-ART

Post Date: 
2015-02-24
Presentation Location: 
Seattle, Washington
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Poster Presentation. Shivakoti R, Christian P, Gupte N, Kanyama C, Berendes S, Lama JR, Semba RD, Campbell TB, Gupta A for the NWCS 319 and PEARLS Study Team.

Prevalence and Risk Factors of Multiple Micronutrient Deficiencies Pre- and Post-ART

Post Date: 
2015-02-24
Presentation Location: 
Seattle, WA
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Poster Presentation. Shivakoti R, Christian P, Gupte N, Kanyama C, Berendes S, Lama JR, Semba RD, Campbell TB, Gupta A for the NWCS 319 and PEARLS Study Team.

Obesity and Inflammation in Resource-Driven Settings of ART Initiation

Post Date: 
2015-02-24
Presentation Location: 
Seattle, WA
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Poster Discussion. Erlandson KM, Gupte N, Lama JR, Patcharaphan S, Mwelase T, Balagopal A, Asmuth D, Campbell TB, Gupta A.

Cost-effectiveness of Isonaizid Preventive Therapy for HIV-Infected Pregnant Women in India

Post Date: 
2015-02-24
Presentation Location: 
Seattle, WA
Country: 
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Poster Presentation. Kapoor S, Chida N, Gupta A, Shah M

Persistently High IL-18 and sCD14 are Independently Associated with Clinical Failure

Post Date: 
2015-02-24
Presentation Location: 
Seattle, WA
Event & Convener: 
Conference on Retroviruses and Opportunistic Infections 2015
Poster Presentation. Balagopal A, Gupte N, Hakim J, Hosseinipour M, Nagalingeswaran K, Cox A, Sanne I, Asmuth D, Campbell T, Gupta A

Conducting Infectious Diseases Research in India

Post Date: 
2015-02-16
Presentation Location: 
Baltimore, MD
Event & Convener: 
Johns Hopkins University School of Medicine
Presentation

Empowering Women in Global Health: Lessons Learned and Strategies for Success

Post Date: 
2015-02-16
Presentation Location: 
New York, NY
Event & Convener: 
Women in Global Health Symposium. Weill Cornell Medical College
Presentation

PMTCT: Current Recommendations

Post Date: 
2015-01-31
Presentation Location: 
Mumbai, India
Event & Convener: 
5th National Conference on HIV/AIDS Therapy
Presentation

Global Health Panel Discussion

Post Date: 
2015-01-22
Presentation Location: 
Baltimore, MD
Event & Convener: 
Johns Hopkins University School of Medicine Global Health Webinar
Panel participant

Metabolic Complications/Inflammation

Post Date: 
2015-01-10
Presentation Location: 
Mumbai, India
Country: 
Event & Convener: 
5th National Conference on HIV/AIDS Therapy
Panel Discussion: TB and HIV Co-Morbidities & IRIS.

Metabolic Complications/Inflammation Lecture

Post Date: 
2015-01-10
Presentation Location: 
Mumbai, India
Event & Convener: 
5th National Conference on HIV/AIDS Therapy
TB and HIV Co-Morbidities & IRIS Panel Discussion. Gupta A

Intro to mHealth

Post Date: 
2014-12-17
Presentation Location: 
Baltimore, MD
Event & Convener: 
JHU-GmI Seminar. Johns Hopkins School of Medicine
Presentation

IMPAACT TB Scientific Committee 5 year Priorities and Plans

Post Date: 
2014-12-03
Presentation Location: 
Washington, DC
Event & Convener: 
IMPAACT Network External Review. NIH
Presenter. Gupta A

Conducting International Clinical Trials: Some Important Considerations

Post Date: 
2014-11-19
Presentation Location: 
Baltimore, MD
Event & Convener: 
Johns Hopkins Clinical Investigation Course
Lecture. Gupta A

Barriers and Delays in TB Diagnosis and Treatment: Does Gender Matter?

Post Date: 
2014-11-17
Presentation Location: 
Washington, DC
Event & Convener: 
PATH Gender & TB Experts Meeting
Presentation

GETHealth Summit to Bridge Health Workforce Gap in Developing Countries

Post Date: 
2014-11-10
Presentation Location: 
Dublin, Ireland
Event & Convener: 
GETHealth Summit
Opening Ceremony Speaker

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