Jing Hughes, MD, PhD
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Hughes Lab
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Hughes Lab
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Hughes Lab
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Titles
Associate Professor
Co-Director, Pilot and Feasibility Core, Yale Diabetes Research Center, Medicine
Biography
Dr. Jing Hughes is a physician-scientist and Associate Professor of Medicine at Yale School of Medicine. Her laboratory investigates pancreatic islet cilia as dynamic signaling hubs that regulate insulin secretion and cellular communication. Using genetic models and advanced imaging approaches, the Hughes Lab has demonstrated that these organelles possess both sensory and motile functions in beta cells, challenging their conventional classification as static cellular antennas. Her current research focuses on understanding how ciliary metabolic GPCRs integrate nutrient and paracrine signals, with the goal to identify novel therapeutic targets for diabetes and related metabolic diseases. Dr. Hughes is committed to training the next generation of scientists and actively mentors students in graduate and MSTP programs. Her contributions to islet biology have been recognized with the American Society for Clinical Investigation's Young Physician-Scientist Award and the Midwest Islet Club's Robert L. Sorenson Prize.
Appointments
Endocrinology
Associate Professor on TermPrimary
Other Departments & Organizations
Education & Training
- Postdoc
- Washington University School of Medicine (2019)
- Postdoc
- Washington University School of Medicine (2015)
- Fellowship
- Yale University School of Medicine (2013)
- Residency
- Yale University School of Medicine (2011)
- MD
- University of Pennsylvania Medical School (2009)
- PhD
- University of Pennsylvania Medical School (2007)
Board Certifications
Endocrinology
- Certification Organization
- ABIM
- Original Certification Date
- 2016
Internal Medicine
- Certification Organization
- ABIM
- Original Certification Date
- 2013
Research
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Overview
Medical Research Interests
ORCID
0000-0003-4397-8175- View Lab Website
Hughes Lab
Research at a Glance
Yale Co-Authors
Publications Timeline
Research Interests
Jeong Hun Jo, PhD
Matthew J. Merrins, PhD
Beatrice Lupsa, MD
Harriet Kluger, MD
Mario Sznol, MD
Scott Gettinger, MD
Cilia
Diabetes Mellitus
Energy Metabolism
Publications
2026
Primary cilia regulate GLP-1 signaling in pancreatic β cells
Melena I, Jo J, Townsend S, DiGruccio S, Dong X, Zhu L, Campbell J, Hughes J. Primary cilia regulate GLP-1 signaling in pancreatic β cells. Molecular Metabolism 2026, 102357. PMID: 41895439, DOI: 10.1016/j.molmet.2026.102357.Peer-Reviewed Original ResearchAltmetricConceptsPrimary ciliaG protein-coupled receptorsSignaling compartmentsGLP-1RB cellsInsulin secretionGlucagon-like peptide-1 receptor agonistsTargeted inhibitionImmunogold scanning electron microscopyPeptide-1 receptor agonistsResponse to incretinsGLP-1 signalingGlucose-dependent insulin secretionGLP-1R signalingSubcellular organizationGPCR traffickingCilia structureReceptor agonistsGLP-1RAPancreatic B-cellsHuman isletsG-proteinIncretin actionCiliaSecretory deficitPrimary cilia regulate GLP-1 signaling in pancreatic β cells
Melena I, Jo JH, Townsend SE, DiGruccio SA, Dong X, Zhu L, Campbell J, Hughes JW. Primary cilia regulate GLP-1 signaling in pancreatic β cells. Molecular Metabolism 2026, 102357. DOI: 10.1016/j.molmet.2026.102357.Peer-Reviewed Original ResearchStaying Functional Through Connection and Adaptation: When Islets Inspire Islet Biologists
Dhawan S, Hughes J, Matveyenko A, Poitout V. Staying Functional Through Connection and Adaptation: When Islets Inspire Islet Biologists. Diabetes 2026, 75: 596-602. PMID: 41700931, PMCID: PMC13007208, DOI: 10.2337/dbi25-0036.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsAmino Acid Sensing by the α-Cell Mitochondrial Phosphoenolpyruvate Cycle Regulates Intracellular Ca2+ Levels Without Affecting Glucagon Secretion.
Jin E, Foster H, Potapenko E, Huang S, Dong X, Hughes J, Merrins M. Amino Acid Sensing by the α-Cell Mitochondrial Phosphoenolpyruvate Cycle Regulates Intracellular Ca2+ Levels Without Affecting Glucagon Secretion. Diabetes 2026, 75: 483-493. PMID: 41525135, PMCID: PMC12928745, DOI: 10.2337/db25-0510.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsAmino acid sensingPresence of glutaminePhosphoenolpyruvate cyclePyruvate kinase activityAmino acidsKinase activityPyruvate kinaseA cellsAcid sensingAmino acid sensorsPhosphoenolpyruvate carboxykinase 2Response to amino acidsPyruvate kinase MTEPP-46Membrane depolarizationGlucagon secretionPEP carboxykinasePhosphoenolpyruvateKATP channelsIntracellular Ca2AminoB cellsPyruvateLeucinePancreatic isletsLimited Impact of Sodium-Glucose Cotransporter-2 Inhibitors on Appetite and Body Weight: Evidence From Clinical and Rodent Studies
Lee J, Park S, Kim E, Park J, Rhee M, Hughes J, Ko S, Kwon O, Lee E. Limited Impact of Sodium-Glucose Cotransporter-2 Inhibitors on Appetite and Body Weight: Evidence From Clinical and Rodent Studies. Journal Of Korean Medical Science 2026, 41 DOI: 10.3346/jkms.2026.41.e44.Peer-Reviewed Original Research
2025
Compartmentalized nutrient and hormone sensing in β-cells: the role of cilia
Hughes J, Merrins M. Compartmentalized nutrient and hormone sensing in β-cells: the role of cilia. Physiology 2025 PMID: 41432705, PMCID: PMC12875570, DOI: 10.1152/physiol.00042.2025.Peer-Reviewed Original ResearchConceptsPrimary ciliaSpecialized subcellular compartmentsPancreatic B-cellsRelevance to physiologyB cellsCytosolic Ca<Gene perturbationsGenetic dataSubcellular compartmentsSensory organellesStimulus-secretion couplingB cell biologyHormone sensingSignaling roleMolecular studiesFunctional studiesCiliaHormonal inputsInsulin secretionHormone receptorsInsulin releaseAcute functionMetabolic unitNutrientsExocytosisThe role of the beta cell in type 2 diabetes: new findings from the last 5 years
Yau B, Ghislain J, Kebede M, Hughes J, Poitout V. The role of the beta cell in type 2 diabetes: new findings from the last 5 years. Diabetologia 2025, 68: 2092-2103. PMID: 40768044, PMCID: PMC12423227, DOI: 10.1007/s00125-025-06499-z.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsType 2 diabetes risk variantsBeta cellsGene regulatory networksGenome-wide approachesType 2 diabetesBeta cell developmentMulti-omics technologiesClinical trialsPancreatic beta cellsBeta cell massBeta cell defectInsulin-sensitive tissuesRegulatory networksType 2 diabetes pathogenesisRisk variantsGlucose-lowering therapyPathogenic signalsBeta cell responseCell developmentHuman clinical trialsHuman isletsType 2 diabetes complicationsIslet endocrine cellsDiabetes remissionBariatric surgeryAxonemal Dynein Visualized in Primary Cilia via Expansion Microscopy
Dong X, Jo J, Hughes J. Axonemal Dynein Visualized in Primary Cilia via Expansion Microscopy. Cytoskeleton 2025 PMID: 40552592, PMCID: PMC12354234, DOI: 10.1002/cm.70004.Peer-Reviewed Original ResearchCitationsThe Triglyceride-Glucose Index and Risk of End-Stage Renal Disease across Different Durations of Type 2 Diabetes Mellitus: A Longitudinal Cohort Study
Kim M, Lee K, Lee J, Kwak J, Lee S, Kwon H, Hughes J, Han K, Lee E. The Triglyceride-Glucose Index and Risk of End-Stage Renal Disease across Different Durations of Type 2 Diabetes Mellitus: A Longitudinal Cohort Study. Endocrinology And Metabolism 2025, 40: 718-726. PMID: 40383955, PMCID: PMC12602007, DOI: 10.3803/enm.2024.2271.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsRisk of end-stage renal diseaseTyG index quartileHazard ratioTyG quartileType 2 diabetes mellitusNew-onset diabetesDiabetes durationHighest TyG index quartileNational Health Insurance Service dataTriglyceride-glucoseLongitudinal cohort studyTyG indexProlonged diabetes durationDuration of type 2 diabetes mellitusEnd-stage renal diseaseCox proportional hazards modelsLonger diabetes durationProportional hazards modelTriglyceride-glucose indexKorean adultsLowest quartileCohort studyDuration categoriesMarkers of insulin resistanceHealth evaluation
2024
Intravital imaging reveals glucose-dependent cilia movement in pancreatic islets in vivo
Melnyk O, Guo J, Li Z, Jo J, Hughes J, Linnemann A. Intravital imaging reveals glucose-dependent cilia movement in pancreatic islets in vivo. Metabolism 2024, 163: 156105. PMID: 39667431, PMCID: PMC11718731, DOI: 10.1016/j.metabol.2024.156105.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsCilia motilitySignaling capacitySensitive to metabolic stressMetabolic stressPotential functional rolePancreatic isletsMouse pancreatic isletsReal time in vivoIntravital imaging approachesBeta cell adaptationSensory organellesPrimary ciliaCell adaptationActive motilityMulticellular tissuesPancreatic islets in vivoCilia dynamicsMotilityIslet cell functionPancreatic islet cellsFunctional roleGlucose stimulationEnvironmental changesCiliaOrganelles
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