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Neuroscience
Size of connections between nerve cells determines their signaling strength
The neocortex is the part of the brain that humans use to process sensory impressions, store memories, give instructions to the muscles, and plan for the future. These computational processes are possible because each nerve ...
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Diseases, Conditions, Syndromes
Study makes the case for shorter quarantines—with 'judicious' testing
When Yale researchers reported in December that a seven-day quarantine, coupled with carefully timed testing, could be as effective as a 14-day quarantine in preventing the spread of COVID-19, it attracted widespread media ...
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Medical Research News
Estrogen receptors in mom's placenta critical during viral infection
Researchers at Duke and Mt. Sinai have identified a molecular mechanism that prevents a viral infection during a mother's pregnancy from harming her unborn baby.
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Lilly: Drug can prevent COVID-19 illness in nursing homes
Drugmaker Eli Lilly said Thursday its COVID-19 antibody drug can prevent illness in residents and staff of nursing homes and other long-term care locations.
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Precise mapping shows how brain injuries inflict long-term damage
Researchers have shown how forces acting on the brain during traumatic injury are linked to damage seen years after the initial trauma.
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For some, GI tract may be vulnerable to COVID-19 infection
No evidence so far indicates that food or drinks can transmit the virus that causes COVID-19, but new research at Washington University School of Medicine in St. Louis suggests that people with problems in the upper gastrointestinal ...
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New study on the role of monocytes in sarcoidosis
The cause of the inflammatory lung disease sarcoidosis is unknown. In a new study, researchers at Karolinska Institutet have investigated whether a type of immune cell called a monocyte could be a key player in sarcoidosis ...
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COVID-19 ups complication risks during childbirth
Women who have COVID-19 during childbirth are more likely to face complications than moms-to-be without the coronavirus, researchers say.
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Study potentially links low blood amylin level to reduced progression of Alzheimer's disease
More than 5.7 million Americans live with Alzheimer's disease and that number is projected to triple by 2050. Despite that growing number, there is not yet a cure.
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Important cause of preeclampsia discovered
Despite being the subject of increasing interest for a whole century, how preeclampsia develops has been unclear—until now.
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Kids highly likely to transmit coronavirus to others: study
While children are less susceptible to illness with the new coronavirus, they are nearly 60% more likely than adults over 60 to infect other family members when they are sick, a new study shows.
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Herd immunity may not be achievable even with high vaccine uptake
The government vaccination program may not be sufficient to achieve herd immunity—even if everyone in the UK is vaccinated—according to new research from the University of East Anglia.
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'Exercise protein' doubles running capacity, restores function and extends healthy lifespans in older mice
A new study shows that humans express a powerful hormone during exercise and that treating mice with the hormone improves physical performance, capacity and fitness. Researchers say the findings present new possibilities ...
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Landmark research toward increasing survival rates for aggressive childhood cancer
A new combination of drugs could help to increase survival rates with fewer side effects for some children with one of the most aggressive forms of childhood brain cancer.
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Synthetic micro lungs could take COVID-19 research to the next level
When SARS-CoV-2 began its furious spread around the globe, it took scientists only a few months to develop the first tools to study or neutralize the virus. What's been missing until now, however, are reliable methods to ...
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The physics behind tumor growth
Researchers at Duke University have developed a predictive theory for tumor growth that approaches the subject from a new point of view. Rather than focusing on the biological mechanisms of cellular growth, the researchers ...
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Some COVID-19 mutations may dampen vaccine effectiveness
Scientists are reporting troubling signs that some recent mutations of the virus that causes COVID-19 may modestly curb the effectiveness of two current vaccines, although they stress that the shots still protect against ...
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New studies clarify which genes may raise breast cancer risk
Two large studies give a much sharper picture of which inherited mutations raise the risk of breast cancer for women without a family history of the disease, and how common these flawed genes are in the general population.
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S.Africa virus strain poses 're-infection risk': study
The coronavirus variant detected in South Africa poses a "significant re-infection risk" and raises concerns over vaccine effectiveness, according to preliminary research Wednesday, as separate studies suggested the British ...
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Study reveals immune driver of brain aging
Suppose Smokey the Bear were to go on a tear and start setting forest fires instead of putting them out. That roughly describes the behavior of certain cells of our immune system that become increasingly irascible as we grow ...
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