Publications by authors named "J Ernst"

Failure to rapidly diagnose tuberculosis disease (TB) and initiate treatment is a driving factor of TB as a leading cause of death in children. Current TB diagnostic assays have poor performance in children, and identifying novel non-sputum-based TB biomarkers to improve pediatric TB diagnosis is a global priority. We sought to develop a plasma biosignature for TB by probing the plasma proteome of 511 children stratified by TB diagnostic classification and HIV status from sites in four low- and middle-income countries, using high-throughput data-independent acquisition mass-spectrometry (DIA-PASEF-MS).

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Objective: Cancer places a psychological burden on both patients and their relatives. Perceived social support influences the extent of psychological distress. Our aim was to investigate associations between positive support, detrimental interactions, depression and anxiety in patient-relative dyads in the initial period after diagnosis.

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Background: Energy storing and return (ESAR) prosthetic feet often provide high energy return at the cost of increased foot height, compromised appearance, and reduced flexibility. An ESAR foot, Ottobock Evanto, with a novel compact design has been introduced (novel foot).

Objective: To characterize user preference and benefits of a novel foot compared with the subject's previously worn (everyday foot) and comparator foot, Össur Pro-Flex XC.

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Some people living with HIV experience weight gain or loss after initiating or switching antiretroviral therapy (ART) regimens. There is limited research on how perceptions of weight change affect health behaviors in this population. We interviewed 61 people living with HIV (aged 23-65; 51% cisgender men, 36% cisgender women, 13% transgender/nonbinary; 87% Black and/or Hispanic) in New York City about their feelings about weight change.

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