{"id":529,"date":"2025-01-09T19:17:39","date_gmt":"2025-01-09T19:17:39","guid":{"rendered":"https:\/\/labs.uthscsa.edu\/huang\/?p=529"},"modified":"2025-07-30T19:21:22","modified_gmt":"2025-07-30T19:21:22","slug":"huang-lab-publishes-jci-study-linking-cpt1a-loss-to-metabolic-rewiring-and-defective-hematopoietic-stem-cells","status":"publish","type":"post","link":"https:\/\/labs.uthscsa.edu\/huang\/2025\/01\/09\/huang-lab-publishes-jci-study-linking-cpt1a-loss-to-metabolic-rewiring-and-defective-hematopoietic-stem-cells\/","title":{"rendered":"Huang Lab Publishes JCI Study Linking Cpt1a Loss to Metabolic Rewiring and Defective Hematopoietic Stem Cells"},"content":{"rendered":"<p>SAN ANTONIO, Texas \u2014 The Huang Lab at the Mays Cancer Center at UT Health San Antonio announces a new publication in the Journal of Clinical Investigation that defines an essential role for CPT1A in hematopoietic stem cell (HSC) maintenance. The study, published January 9, 2025, reports that deleting Cpt1a in the hematopoietic system disrupts HSC quiescence and self\u2011renewal while driving premature differentiation.<\/p>\n<p>Using a hematopoiesis\u2011specific Cpt1a conditional knockout model, the team shows that loss of Cpt1a increases respiratory chain components and activity in HSCs. This elevates ATP production and mitochondrial ROS and shifts metabolism toward glucose\u2011fueled oxidative phosphorylation. The findings reveal how the balance between fatty acid \u03b2\u2011oxidation and glucose\u2011driven OXPHOS safeguards stem cell function.<\/p>\n<p>\u201cOur data clarify a central metabolic checkpoint for stem cell homeostasis,\u201d said senior author Gang Huang, PhD. \u201cCPT1A restrains mitochondrial over\u2011activation in HSCs, preserving quiescence and long\u2011term function.\u201d The multi\u2011institutional study includes collaborators from UT Health San Antonio, Cincinnati Children\u2019s Hospital Medical Center, and Guangdong Provincial People\u2019s Hospital.<\/p>\n<p>The article, \u201cLoss of Cpt1a results in elevated glucose\u2011fueled mitochondrial oxidative phosphorylation and defective hematopoietic stem cells,\u201d appears in JCI (J Clin Invest. 2025;135(5):e184069; doi:10.1172\/JCI184069). <a href=\"https:\/\/www.jci.org\/articles\/view\/184069\">https:\/\/www.jci.org\/articles\/view\/184069<\/a><\/p>\n<p><strong>About the Huang Lab<\/strong><\/p>\n<p>The Huang Lab at UT Health San Antonio is a basic and translational cancer research group within the MD Anderson Mays Cancer Center at UT Health San Antonio. The team integrates hematology and solid\u2011tumor biology with immunology and metabolism to uncover mechanisms and design interventions. The lab advances cell and biologic therapies, including CAR T\u2011cell approaches for solid tumors, and also pursues research in trauma and military health. Through collaboration, product\u2011minded innovation, and hands\u2011on training, the Huang Lab works to move discoveries into solutions that improve patient outcomes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SAN ANTONIO, Texas \u2014 The Huang Lab at the Mays Cancer Center at UT Health San Antonio announces a new publication in the Journal of Clinical Investigation that defines an essential role for CPT1A in hematopoietic stem cell (HSC) maintenance. The study, published January 9, 2025, reports that deleting Cpt1a in the hematopoietic system disrupts [&hellip;]<\/p>\n","protected":false},"author":101,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"class_list":["post-529","post","type-post","status-publish","format-standard","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Huang Lab Publishes JCI Study Linking Cpt1a Loss to Metabolic Rewiring and Defective Hematopoietic Stem Cells - Gang Huang Lab<\/title>\n<meta name=\"description\" content=\"Huang Lab publishes in the Journal of Clinical Investigation: Cpt1a loss rewires HSC metabolism toward glucose\u2011fueled OXPHOS, disrupting quiescence and self\u2011renewal.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/labs.uthscsa.edu\/huang\/2025\/01\/09\/huang-lab-publishes-jci-study-linking-cpt1a-loss-to-metabolic-rewiring-and-defective-hematopoietic-stem-cells\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Huang Lab Publishes JCI Study Linking Cpt1a Loss to Metabolic Rewiring and Defective Hematopoietic Stem Cells - 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