UC Health

By University of California | At the University of California we are driven by our public service mission to take health care innovations to the next level. With health, there's hope.

Shining light on the social lives of viruses

Quick summary• Theories used to study animal behavior can be applied to viruses<br>• Virus social strategies include competition, cooperation and cheating<br>• Studying social behavior could lead to new vaccines, treatment strategies<p><b>Scientists know viruses are contagious and can spread quickly, but how do they</b> …

Microbiology

Hardcore smokers are softening over time

<b>Cigarette smokers with high levels of psychological distress are often heavy smokers, and thus identified as a “hardcore” group who are less willing or able to quit than other smokers. However, a study by UC San Francisco researchers shows that over the course of 19 years, from 1997 to 2015, this</b> …

UC Berkeley

Avoiding Alcohol Helps the Heart Beat Better

Health

Researchers create molecule that could ‘kick and kill’ HIV

<b>Current anti-AIDS drugs are highly effective at making HIV undetectable and allowing people with the virus to live longer, healthier lives. The treatments, a class of medications called antiretroviral therapy, also greatly reduce the chance of transmission from person to person.</b><p>But the medications …

Medicine

Erasing your fears?

<b>Researchers at the University of California, Riverside have devised a method to selectively erase particular fear memories by weakening the connections between the nerve cells (neurons) involved in forming these memories.</b><p>A sight, sound, or smell we have sensed may not later trigger fear, but if the …

Neuroscience

Blocking the 'love hormone'

Quick summary• Oxytocin "love hormone" linked to pair bonding<br>• In mouse model of social anxiety, blocking oxytocin reduced anxiety<br>• Oxytocin can intensity positive or negative experiences by action in different brain regions<p><b>Before you shop for the “cuddle” hormone oxytocin to relieve stress and enhance</b> …

Neuroscience

DNA mutations found in blood predict response to immunotherapy in patients with cancer

<b>In a first-of-its-kind study, University of California, San Diego School of Medicine researchers report that a blood sample, or liquid biopsy, can reveal which patients will respond to checkpoint inhibitor-based immunotherapies.</b><p>“We can help predict response to immunotherapy by measuring the number …

Cancer

The most detailed look yet at an animal's brain

<b>The 100 billion neurons of the human brain control our behavior, but so far there is no way to keep track of all that activity, cell by cell. Whole-brain imaging techniques like fMRI offer only a blurry view of the action, with each pixel representing tens of thousands of neurons.</b><p>To help get a …

Neuroscience

Manganese in drinking water a cause for concern

<b>Underground drinking water sources in parts of the U.S. and three Asian countries may not be as safe as previously thought due to high levels of manganese, especially at shallow depths, according to a study led by a researcher at the University of California, Riverside. Manganese, a metal that is</b> …

More education linked to better cognitive functioning later in life

<b>Higher levels of education are tied to later ages of peak cognitive functioning, according to new research published today in the journal PLoS One.</b><p>The study, led by UC Berkeley researchers, examined relationships between educational attainment, cognitive performance and learning in order to …

UC appoints new class of Smoke- and Tobacco-Free Student Fellows

<b>The University of California has selected this year’s recipients for the UC Smoke- and Tobacco-Free Fellowship Program, as part of an ongoing effort to foster the next generation of leaders passionate about combating the adverse impact of tobacco products.</b><p>Eleven UC Smoke- and Tobacco-Free Student …

Low-calorie diet may help keep the body young

<b>Scientists studying how aging affects the biological clock’s control of metabolism have discovered that a low-calorie diet helps keep these energy-regulating processes humming and the body younger.</b><p>In a study appearing today in the journal Cell, Paolo Sassone-Corsi, director of the Center for …

Seeing health in a cultural context

<b>Convivir. Familismo. In Spanish-speaking cultures, there are several terms that describe social relationships as something deeper than friendly conversations and meetups. They’re something to which a person belongs, depends upon, contributes to and supports, and they’re the norm in Latino</b> …

Fighting memory loss with virtual reality

<b>We’re all familiar with the image of someone donning virtual reality goggles to enter a new environment while seated at their computer.</b><p>At UCLA, Nanthia Suthana is one of the first neuroscientists in the world to harness the power of VR to unravel how someone’s brain encodes and retrieves memories …

Eat fats, live longer?

Quick summary• Mice on high-fat vs. high-carb diet had 13 percent longer lifespan<br>• Study focused on effect of diet on aging process<br>• Researchers do not yet know if there’s an optimum fat for a ketogenic, or high-fat, diet<p><b>As more people live into their 80s and 90s, researchers have delved into the issues</b> …

UC hospitals ranked among best in the nation, state

<b>The University of California runs two of the nation’s top 10 hospitals and all five of its medical centers stand among California’s best, according to U.S. News & World Report’s 2017–18 rankings.</b><p>The list of “best hospitals,” released by U.S. News today (Aug. 8) ranked UC San Francisco Medical …

Flame retardant exposure found to lower IQ in children

<b>A hazardous class of flame retardant chemicals commonly found in furniture and household products damages children’s intelligence, resulting in loss of IQ points, according to a new study by UC San Francisco researchers.</b><p>The study, published Aug. 3, 2017, in Environmental Health Perspectives, …

Happy hour: A second drink linked to staying sharp in old age, new study finds

<b>Older adults who consume alcohol moderately on a regular basis are more likely to live to the age of 85 without dementia or other cognitive impairments than non-drinkers, according to a University of California San Diego School of Medicine-led study.</b><p>The findings are published in the August issue of …

Traveling to Mars will wreak havoc on our bodies — can we prevent it?

<b>As humans prepare to venture deeper into outer space, including potential trips to Mars, researchers are hard at work trying to understand and mitigate the effects of low gravity and radiation on space travelers’ bodies.</b><p>“People think of technology as the limiting factor in space flight, but it’s …

Massive study launched to test personalized approach to breast cancer screening

<b>Sorting out when or whether to get mammograms can be perplexing for any woman, and a health provider’s advice may not settle the matter. That’s because even experts disagree about when screening mammography is appropriate and for whom.</b><p>That’s what Women Informed to Screen Depending on Measures of …

UC Zika research aims to ‘collapse’ mosquito populations

Zika, dengue fever and other mosquito-born illnesses have surged to public attention in recent years, with Zika afflicting thousands of people across …

'Social Camouflage' May Lead To Underdiagnosis Of Autism In Girls

Many more boys are diagnosed with autism every year than girls. According to the Centers for Disease Control and Prevention, the disorder is 4.5 times more common among boys than girls. Boys appear to be more vulnerable to the disorder, but there is some evidence that the gender gap may not be as …

Autism

The science of sleep: A Q&A with neurology professor Ying-Hui Fu

<b>Ying-Hui Fu, a UCSF professor of neurology and a pioneer in the study of sleep and genetics, explains the science behind strange sleep patterns and shares why shut-eye is more important than you think.</b><p><b>Q: What ignited your interest in the genetics of sleep?</b><p>A: In 1996, I was introduced to an older …

Brain circuits that express depression successfully altered

<b>University of California San Diego scientists have linked specific wiring in the brain to distinct behavioral symptoms of depression.</b><p>In a study published in the journal Cell, researchers in UC San Diego’s Division of Biological Sciences found brain circuits tied to feelings of despair and …

Drug reverses memory failure caused by traumatic brain injury

<b>In an unprecedented finding, UC San Francisco scientists used an experimental drug to completely reverse severe learning and memory impairments caused by traumatic brain injury (TBI) in mice. Surprisingly, the drug fully restored the ability to learn and remember in the brain-injured mice even when</b> …

Does smelling food make you fat?

<b>Our sense of smell is key to the enjoyment of food, so it may be no surprise that in experiments at the University of California, Berkeley, obese mice who lost their sense of smell also lost weight.</b><p>What’s weird, however, is that these slimmed-down but smell-deficient mice ate the same amount of …

Western diet associated with chronic liver inflammation in UC Davis study

In a study of mice, researchers at the University of California Davis found that chronic liver inflammation is associated with a Western diet.

UC Davis

How grandparents' experiences can affect our genes

<b>Studies of human populations suggest that our health and longevity could be affected by the diets and experiences of our grandparents. For example, studies of a small community in northern Sweden where detailed historical records were kept found correlations between food availability for one</b> …

Why you might want to go easy on the avocado

<b>When it comes to the fat in your diet, the line between good and bad just got blurrier.</b><p>Liberal consumption of so-called good fats — like those found in olive oil and avocados — may lead to fatty liver disease, a risk factor for metabolic disorders like Type 2 diabetes and hypertension, according to …