In preclinical studies, spray offered nearly 100% protection from respiratory infections by COVID-19, influenza, viruses, and pneumonia-causing bacteria
Researchers in the lab of Tom Ellenberger, the Hsien Wu and Daisy Yen Wu professor of biological chemistry and molecular pharmacology at Harvard Medical School, reported the doughnut shape of…
An enzyme, a histone demethylase, removes methyl groups appended to histones, nuclear proteins that organize DNA and regulate gene activity. Methyl groups and other chemical tags on histones regulate how…
“This study, yet again, highlights the need for Congress to revisit the way dietary supplements are regulated in the U.S.,” said co- author David Eisenberg, MD, the Bernard Osher Associate…
“Our study underscores the need [for medical professionals] to address psychological factors that may influence decision- making, in order to help women feel confident and satisfied with their treatment choice,”…
According to lead author Debra A. Schaumberg, Sc.D., O.D., M.P.H. of BWH, “This research suggests that reduction of lead exposure throughout a man’s lifetime should help reduce his chances of…
According to the study’s lead author BWH’s Robert E. Eckart, D.O., they had expected that most of the sudden deaths would stem from structural heart abnormalities, but that in actuality,…
A study by researchers from the Harvard School of Public Health and Harvard Medical School shows that women who care for grandchildren more than nine hours a week have a…
“This study does not eliminate a small amount of risk for being overweight or obese,” said author Howard D. Sesso, Sc.D., M.P.H., of BWH. “However, it does tell physicians that…
Results of two large international clinical trials have shown positive results using Macugen, an experimental treatment that targets the abnormal blood vessels found in the “wet” form of macular degeneration.…
Steven A. Cannistra, M.D., director of Gynecologic Medical Oncology at BIDMC and associate professor of medicine at Harvard Medical School, says ovarian cancer is often not detectable until its later…
Presented by Nezam Afdhal, M.D., chief of Hepatology at Beth Israel Deaconess Medical Center (BIDMC) and associate professor of medicine at Harvard Medical School, the new findings demonstrate promising results…
“This study was designed to help determine how great a risk antibiotic resistance was among chronic sinus patients to determine if there is a need to re-evaluate how we diagnose…
In a study involving more than 67,000 men age 65 years and older, the researchers found that blacks were 35 percent less likely than whites to undergo prostate-specific antigen (PSA)…
The findings show non-drug techniques yield better short- and long-term results than the most widely prescribed sleeping pill, zolpidem, commonly known as Ambien. “Sleeping pills are the most frequent treatment…
In asthma, substances such as allergens irritate the airways and cause the smooth muscle cells around them to contract. With repeated attacks, lung tissues become damaged from cycles of inflammation…
Sharks’ tails have always mystified biologists. Their relatives, hundreds of different species of fish, happily push themselves through the water with symmetrical tails that move from side to side. But…
Senior author Christos Mantzoros, M.D., director of the Human Nutrition Research Unit and clinical research overseer of the Department of Endocrinology at BIDMC and associate professor of medicine at Harvard…
Researchers from Harvard Medical School and the University of Toronto in Canada looked at 55 healthy, unrelated men and women, and they discovered 255 regions with relatively large gains or…
The work illustrates how vaccine development can advance by probing the physical architecture of viruses and finding the parts needed to prime the immune system. Rotavirus, which causes severe diarrhea…
Treatment with the Cypher sirolimus-coated stent, developed by Johnson & Johnson’s Cordis division, cost approximately $2,900 more per patient compared to the use of bare metal stents. The drug is…
“Infants are born with a language-independent system for thinking about objects,” says Elizabeth Spelke, a professor of psychology at Harvard. “These concepts give meaning to the words they learn later.”…
Caused by a mutation that inactivates the tumor suppressor gene LKB1, PJS causes gastrointestinal polyps that have a 30 to 50 percent chance of becoming cancerous, says senior author Lewis…
“Stem-cell transplants are already performed every day in Harvard-affiliated hospitals — and around the world,” says Harvard Stem Cell Initiative codirector David Scadden, professor of medicine at Harvard Medical School…
Researchers compared outcomes for men who had undergone surgery or radiation in the first study to look at the effects of prostate cancer treatment on quality of life beyond five…
Bilateral frontoparietal polymicrogyria (BFPP) is a recessive genetic disorder resulting in severely abnormal architecture of the brain’s frontal lobes, as well as milder involvement of parietal and posterior parts of…
Folkman and Kalluri suggest that most tumors don’t develop a blood supply that allows them to grow and progress to cancer, because people produce natural inhibitors of blood vessel growth,…
Researchers already understood that the defective CFTR gene causes CF, explains senior author Steven D. Freedman, M.D., Ph.D., of the gastroenterology division at BIDMC and associate professor of medicine at…
Researchers found that among both whites and blacks, smoking rates are highest among those in working-class, non-supervisory occupations, including blue-collar and service jobs, and those with less education and lower…
A comprehensive review of 72 studies addresses the current controversy about testosterone replacement therapy and its potential health risks to men. “We reviewed decades of research and found no compelling…
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