Research, News & Discoveries
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Study establishes mediator of alpha cell proliferation, important for diabetes treatment
By Leah Mann Wenbiao Chen, Ph.D. The lab of Wenbiao Chen, associate professor of molecular physiology and biophysics, identified a signaling pathway for hyperaminoacidemia-induced alpha cell proliferation. Hyperaminoacidemia, or an excess of amino acids in the bloodstream, occurs when the function of glucagon, a pancreatic hormone that raises glucose levels… Read MoreMar. 16, 2023
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VUMC’s Aspirnaut program to install science lab at Wynne High School in Arkansas
A chemical biology research lab fit for an academic medical center is being installed at Wynne High School (WHS) in Wynne, Arkansas, as part of a pilot project of Aspirnaut STEM pipeline at Vanderbilt University Medical Center. Aspirnaut, a K-20 STEM (Science, Technology, Engineering and Mathematics) Pipeline for Diversity and… Read MoreMar. 10, 2023
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Sex counts in the brain as seasons change
Photoperiod, or length of day, influences seasonal changes in disorders such as depression and bipolar disorder, with these changes being more prevalent in females. Not incidentally, there are known sex differences in the brain’s reward pathway, where release of dopamine into the nucleus accumbens (NAc) has been implicated in mood… Read MoreMar. 10, 2023
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Vanderbilt and Deerfield Management celebrate Ancora Innovation, a collaboration for accelerating drug discovery, potential life-changing therapeutics
Vanderbilt University leaders hosted visitors from the health care investment firm Deerfield Management, including its president and managing partner, James Flynn, on Feb. 23 for a series of events celebrating the ongoing collaboration between Vanderbilt and Deerfield to rapidly advance new therapeutics from the research bench… Read MoreMar. 9, 2023
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Sanders promoted to Vice Dean of Basic Sciences
By Leah Mann Professor Chuck Sanders Chuck Sanders, Aileen M. Lange and Annie Mary Lyle Chair of Cardiovascular Research and professor of biochemistry and medicine, has recently been promoted from associate dean for research to vice dean of the Vanderbilt School of Medicine Basic Sciences. Sanders received his Ph.D. in… Read MoreMar. 8, 2023
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A new view of a cholesterol carrier
High density lipoprotein (HDL) is often referred to as “good cholesterol.” However, cholesterol is just one of many types of cargo HDL can carry. In addition to shuttling cholesterol from blood to the liver, high-density lipoprotein (HDL) can also transport proteins, metabolites and small RNAs (sRNA). The discovery of HDL’s… Read MoreFeb. 10, 2023
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Five Vanderbilt faculty elected as 2022 American Association for the Advancement of Science fellows
Five Vanderbilt University and Vanderbilt University Medical Center faculty members were elected as 2022 fellows of the American Association for the Advancement of Science. They were selected by a group of their AAAS peers. “The ranks of AAAS fellows include the likes of W.E.B. Du Bois,… Read MoreFeb. 3, 2023
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Diversity in infectious mold species impacts respiratory disease severity in humans
By Caroline Cencer Anne Hatmaker Fungal diseases caused by pathogenic fungi such as molds affect millions of people worldwide every year. Despite the high prevalence of fungal diseases, the mechanism of infection is not well understood. The laboratory of Professor of Biological Sciences Antonis Rokas, led by graduate student Anne… Read MoreFeb. 3, 2023
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Study explores new urinary tract infection treatment
Neil Osheroff, PhD, professor of Biochemistry and Medicine, is part of an international research collaboration resulting in what is on track to be the first new antibiotic treatment for uncomplicated urinary tract infections (uUTI) in more than 20 years. “We now have a direct path connecting the work conducted in our… Read MoreFeb. 2, 2023
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Nutrient absorption disease model
Mutations in the gene MYO5B cause microvillus inclusion disease (MVID), which prevents nutrient absorption in the intestines and is characterized by severe watery diarrhea that typically starts in the first hours after birth. People with MVID usually require lifelong intravenous feedings (parenteral nutrition) or small bowel transplantation. … Read MoreFeb. 2, 2023