Janet Nguyen

ORCID: 0009-0008-3291-0945
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About
Contact & Profiles
Research Areas
  • Immune responses and vaccinations
  • Child Nutrition and Water Access
  • Iron Metabolism and Disorders
  • Biotin and Related Studies
  • bioluminescence and chemiluminescence research
  • Advanced biosensing and bioanalysis techniques
  • CAR-T cell therapy research
  • Immune Cell Function and Interaction
  • T-cell and B-cell Immunology

Children's Hospital of Philadelphia
2024

Adaptive immunity requires the expansion of high-affinity lymphocytes from a heterogeneous pool. Whereas current models explain this through signal transduction, we hypothesized that antigen affinity tunes discrete metabolic pathways to license clonal lymphocyte dynamics. Here, identify nicotinamide adenine dinucleotide (NAD) biosynthesis as biochemical hub for T cell receptor affinity-dependent metabolome. Through central anabolic role, found NAD governs quiescence exit checkpoint, thereby...

10.1126/sciimmunol.adj7238 article EN Science Immunology 2024-03-15

Abstract Undernutrition is one of the largest persistent global health crises, with nearly 1 billion people facing severe food insecurity. Infectious disease represents main underlying cause morbidity and mortality for malnourished individuals, infection during malnutrition representing leading childhood worldwide. In face this complex challenge, simple refeeding protocols have remained primary treatment strategy. Although an association between undernutrition susceptibility has been...

10.1101/2024.08.19.608575 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2024-08-19

Undernutrition is one of the largest persistent global health crises, with nearly 1 billion people facing severe food insecurity. Infectious disease represents main underlying cause morbidity and mortality for malnourished individuals, infection during malnutrition representing leading childhood worldwide. In face this complex challenge, simple refeeding protocols have remained primary treatment strategy. Although an association between undernutrition susceptibility has been appreciated over...

10.7554/elife.101670 preprint EN 2024-11-27

<p>The detection and quantification of nucleic acids over a range concentrations presents an analytical challenge. Thus, there is urgency to develop more sensitive technologies that can quantify specific acid sequences with lower limits than traditional methods. Amplification methods such as polymerase chain reaction (PCR) are often non-linear frequently make transition from undetectable saturated narrow concentration range. Biotinylation deoxynucleic (DNA) precondition for the...

10.32920/26866639 preprint EN 2024-09-06

<p>The detection and quantification of nucleic acids over a range concentrations presents an analytical challenge. Thus, there is urgency to develop more sensitive technologies that can quantify specific acid sequences with lower limits than traditional methods. Amplification methods such as polymerase chain reaction (PCR) are often non-linear frequently make transition from undetectable saturated narrow concentration range. Biotinylation deoxynucleic (DNA) precondition for the...

10.32920/26866639.v1 preprint EN 2024-09-06

Undernutrition is one of the largest persistent global health crises, with nearly 1 billion people facing severe food insecurity. Infectious disease represents main underlying cause morbidity and mortality for malnourished individuals, infection during malnutrition representing leading childhood worldwide. In face this complex challenge, simple refeeding protocols have remained primary treatment strategy. Although an association between undernutrition susceptibility has been appreciated over...

10.7554/elife.101670.1 preprint EN 2024-11-27
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