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EPISODE SUMMARY Tissue biologist Sarah Knox has long been fascinated with saliva and how the glands that make it develop. Just when she begins to doubt whether her singular passion will lead to real-world impact, an old family friend...

DNA Markers in Cells of MDD Sufferers Appear 2 Years Older than in Healthy Controls, Researchers Say By Alan Toth Cells from individuals with Major Depressive Disorder (MDD) were found to have higher than expected rates of methylation at...

By Robin Marks Pancreatic cancer cells. Cancer starts with mutations in a cell’s DNA, but new UC San Francisco research shows that the endurance of a tumor relies on its ability to rapidly evolve and adapt to challenges brought about by...

By Laura Kurtzman Medical workers may be more willing than the general public to get a COVID-19 vaccine, but racial-ethnic differences in vaccination intentions exist in both groups, a new survey from UC San Francisco has found. The survey...

By Laura Kurtzman Rachel Muster (third from right), a medical student at UCSF, looks at a lung scan during rounds in the COVID-19 Intensive Care Unity at UCSF Medical Center at Parnassus Heights. The team includes Saned Raouf (left), MD,...

Cells Called Astrocytes Can Independently Promote Longer or Deeper Sleep in Mice, a New Study Shows By Lindzi Wessel For something we spend one-third of our lives doing, we still understand remarkably little about how sleep works – for...

Obesity, Hypertension, High Glucose in Early Adulthood May Take Heavy Toll on Cognition in Late Life, UCSF-Led Study Shows By Suzanne Leigh As mounting evidence points to the link between cardiovascular disease and dementia, a new study...

By Laura Kurtzman Scientists at UC San Francisco have detected 109 chemicals in a study of pregnant women, including 55 chemicals never before reported in people and 42 “mystery chemicals,” whose sources and uses are unknown. The chemicals...

By Nina Bai The Johnson & Johnson one-dose vaccine received FDA authorization on Feb. 27. Photo by Maurice Ramirez Editor's Note: This story was updated May 7 to include new information on the risk of blood clots. With the FDA’s...

By Jen A. Miller There is a big, global problem: viruses such as HIV and COVID-19 mutate, but treatments for them don’t. For more than 20 years, Leor Weinberger , PhD, has been thinking about how to make vaccines work more efficiently by...