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News From Around the System

Heatwave Exposure Linked to Increased Risk of Preterm Birth in California

UC San Diego Health — February 25, 2020

A new study at UC San Diego, published February 11, 2020, found that exposure to heatwaves during the last week of pregnancy was strongly linked to an increased risk of preterm delivery – the hotter the temperature or the longer the heatwave, the greater the risk.

How Resident Microbes Restructure Body Chemistry

UC San Diego Health — February 24, 2020

A comparison of normal and germ-free mice revealed that as much as 70 percent of a mouse’s gut chemistry is determined by its gut microbiome. Even in distant organs, such as the uterus or the brain, approximately 20 percent of molecules were different in the mice with gut microbes.

Subtle Decline in Cognition Predicts Progression to Alzheimer’s Pathology

UC San Diego Health — February 14, 2020

Researchers at UC San Diego School of Medicine report that abnormal levels of beta-amyloid plaques in brain predict cognitive decline and higher risk of developing Alzheimer’s disease, but also that cognitive performance predicts progression from normal to abnormal levels of beta-amyloid.

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