Publications by Year (2022)

The Kynurenine / Tryptophan Ratio is a Sensitive Biomarker for the Diagnosis of Pediatric Tuberculosis among Indian Children

Post Date: 
2022-12-22
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Frontiers in Immunology
Objectives: Pediatric tuberculosis (TB) remains difficult to diagnose. The plasma kynurenine to tryptophan ratio (K/T ratio) is a potential biomarker for TB diagnosis and treatment response but has not been assessed in children. Methods: We performed a targeted diagnostic accuracy analysis of four...

Virological Failure among People living with HIV Receiving Second-Line Antiretroviral Therapy in Pune, India

Post Date: 
2022-12-17
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BMC Infectious Diseases
Background The number of people receiving second-line antiretroviral therapy (ART) has increased as global access to ART has expanded. Data on the burden and factors associated with second-line ART virologic failure (VF) from India remain limited. Methods We conducted cross-sectional viral load (VL...

Metabolites enhance innate resistance to human Mycobacterium tuberculosis infection

Post Date: 
2022-11-22
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JCI Insight
To determine the mechanisms that mediate resistance to Mycobacterium tuberculosis (M. tuberculosis) infection in household contacts (HHCs) of patients with tuberculosis (TB), we followed 452 latent TB infection-negative (LTBI-) HHCs for 2 years. Those who remained LTBI- throughout the study were...

Developing TB Vaccines for People with HIV: A Roadmap: Meeting Consensus Report

Post Date: 
2022-11-09
Publication: 
Lancet HIV
New tuberculosis vaccine candidates that are in the development pipeline need to be studied in people with HIV, who are at high risk of acquiring Mycobacterium tuberculosis infection and tuberculosis disease and tend to develop less robust vaccine-induced immune responses. To address the gaps in...

Impact of pregnancy and HIV on LTBI diagnostics and MTB-induced immune response: a cohort study in Pune, India

Post Date: 
2022-11-01
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International Journal of Infectious Diseases
Background Accurate tuberculosis infection (TBI) tests are critical for pregnant women, especially those with HIV, who have a high risk of TB disease. Methods We enrolled interferon gamma release assay (IGRA)+ pregnant women with and without HIV in a longitudinal study, followed up at delivery and...

Randomized Clinical Trial of High Dose Rifampicin with or without Levofloxacin versus Standard of Care for Paediatric Tuberculous Meningitis: The TBM-KIDS Trial

Post Date: 
2022-10-29
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Clinical Infectious Diseases
Background Pediatric tuberculous meningitis (TBM) commonly causes death or disability. In adults, high-dose rifampicin may reduce mortality. The role of fluoroquinolones remains unclear. There have been no antimicrobial treatment trials for pediatric TBM. Methods TBM-KIDS was a phase 2 open-label...

Willingness of Caregivers to Give Preventive Therapy to Children Living in Households of Patients with Rifampin-resistant Tuberculosis

Post Date: 
2022-10-26
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The International Journal of Tuberculosis and Lung Disease
BACKGROUND Pediatric household contacts (HHCs) of patients with multidrug-resistant TB (MDR-TB) are at high risk of infection and active disease. Evidence of caregiver willingness to give MDR-TB preventive therapy (TPT) to children is limited. METHODS This was a cross-sectional study of HHCs of...

Changes in HIV care continuum indicators among community-based samples of HIV-infected people who inject drugs and men who have sex with men across 21 cities in India

Post Date: 
2022-10-06
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Publication: 
AIDS Care
The findings by Drs. Shruti Mehta, Gregory Lucas and colleagues show population-specific interventions and routine surveillance are need to facilitate HIV elimination.

Clinical and Immunological Markers of Pulmonary Impairment Among People With HIV in India

Post Date: 
2022-10-06
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Publication: 
Open Form Infectious Diseases
Dr. Akshay Gupte and team found females were 7 times more likely to have restrictive spirometry pattern and 22 times more likely to have preserved ratio impaired spirometry, compared with men.

Whole Genome Sequencing Assessing Impact of Diabetes Mellitus on Tuberculosis Mutations and Type of Recurrence in India

Post Date: 
2022-10-06
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Clinical Infectious Diseases
Dr. Vidya Mave and colleagues concluded considerable intrahost mycobacterium tuberculosis mutation rates were present at recurrence among patients with diabetes mellitus.

Drug use stigma, antiretroviral therapy use, and HIV viral suppression in a community-based sample of people with HIV who inject drugs

Post Date: 
2022-10-06
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Publication: 
AIDS
Drug use stigma may be a barrier to HIV viral suppression among people with HIV who inject drugs, thereby hindering efforts to achieve HIV control.

Geographical Differences in the Self-Reported Functional Impairment of People with HIV and Associations with Cardiometabolic Risk

Post Date: 
2022-09-30
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Publication: 
Clinical Infectious Disease
Background We sought to explore multinational differences in functional status by global burden of disease (GBD) regions in the REPRIEVE cohort. Methods REPRIEVE is a prospective, double-blind, randomized, placebo-controlled, multicenter, phase III primary cardiovascular prevention study of...

Population Pharmacokinetic Modeling and Simulation of Rifapentine Allow Concomitant Antiretroviral Therapy with Efavirenz and Non-Weight Based Dosing

Post Date: 
2022-09-20
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Antimicrobial Agents and Chemotherapy
ABSTRACT The Brief Rifapentine–Isoniazid Efficacy for TB Prevention/A5279 trial demonstrated a 1-month daily regimen of rifapentine and isoniazid was noninferior to 9 months of isoniazid alone for preventing TB in persons living with HIV (PLWH). Our objective was to evaluate rifapentine...

Accuracy of Xpert MTB/RIF Ultra for the diagnosis of tuberculosis in adult patients: a retrospective cohort study

Post Date: 
2022-09-01
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Publication: 
International Journal of Infectious Diseases
Abstract Objectives: The value of the "trace" result in Xpert Ultra for diagnosing active tuberculosis (TB) remains unclear. Our study evaluated the diagnostic accuracy of Xpert MTB/RIF Ultra (Xpert Ultra) (Cepheid, Sunnyvale, USA) over Xpert MTB/RIF (Xpert) (Cepheid, Sunnyvale, USA) and...

Real-World Effectiveness Of Remdesivir In Adults Hospitalized With COVID-19: A Retrospective, Multicenter Comparative Effectiveness Study

Post Date: 
2022-08-24
Publication: 
Clinical Infectious Disease
Background There is an urgent need to understand the real-world effectiveness of remdesivir in the treatment of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Methods This was a retrospective comparative effectiveness study. Individuals hospitalized in a large private healthcare...

Accurate Detection of Esophageal Squamous Cell Carcinoma (ESCC) Using Machine Learning with Methylated DNA Biomarkers

Post Date: 
2022-08-15
Publication: 
Science Direct Gastroenterology
Esophageal cancer, with 544,076 deaths in 2020,1 includes esophageal adenocarcinoma and esophageal squamous cell carcinoma (ESCC). ESCC comprises 90% of esophageal cancers globally. The 5-year survival rate remains poor (15%–25% worldwide) because patients usually present with late disease.2...

Concomitant pulmonary disease is common among patients with extrapulmonary TB

Post Date: 
2022-08-12
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Publication: 
International Journal of Tuberculosis and Lung Disease
Dr. Shivakumar and his group discovered that a high proportion of patients classified as EPTB in India have concomitant PTB. Their results support the need for improved symptom and CXR screening, and recommends routine sputum TB microbiology screening of all Indian patients with EPTB.

Pregnancy in Women with HIV in a Tuberculosis Preventive Therapy Trial

Post Date: 
2022-08-01
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JAIDS
Background: Tuberculosis preventive therapy (TPT) is recommended for people with HIV infection, including during pregnancy. The effect of TPT exposure at conception and during pregnancy is poorly documented. Methods: We report pregnancy outcomes among South African women...

The association of gestational diabetes with HIV infection and tuberculosis in Indian women

Post Date: 
2022-08-01
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Publication: 
The American Journal of Tropical Medicine and Hygiene
Infection of HIV is associated with an increased diabetes risk, which also increases tuberculosis risk. It is unknown if similar associations exist with gestational diabetes (GDM). We screened pregnant women living with and without HIV for GDM using oral glucose tolerance testing. In a subgroup of...

Development of shortened HIV-related stigma scales for young people living with HIV and young people affected by HIV in India

Post Date: 
2022-07-31
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BMC Health and Quality of Life Outcomes
Background: HIV-related stigma is associated with poor quality of life and poor healthcare-seeking behaviours in young people living with HIV (YPLHIV) and young people affected by HIV (YPAHIV). India has an estimated 120,000 YPLHIV and 4 million YPAHIV, but efforts to measure HIV-related stigma in...

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