As an embryo develops, its cells must learn what to do with the thousands of genes they’ve been equipped with. That’s why each cell comes with a detailed gene-expression manual outlining exactly which genes should be switched on, to what extent, and when. To execute their respective manuals, the cells employ so-called chromatin reader proteins…
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Researchers at Baylor College of Medicine report today in the journal Neuron evidence that refutes the link between increased levels of herpes virus and Alzheimer’s disease. In addition, the researchers provide a new statistical and computational framework for the analysis of large-scale sequencing data. About 50 million people worldwide are affected by Alzheimer’s disease, a…
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TROY, N.Y. — Whether you’re traveling for work or for fun, nothing ruins the start of a trip quite like jet lag. Engineers affiliated with the Lighting Enabled Systems & Applications (LESA) Center at Rensselaer Polytechnic Institute have developed a way to deliver personalized advice using smart wearable technology that would help travelers adjust more…
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KNOXVILLE, Tenn. — A new study published in Nature reports the 409-megabase genome sequence of the blue-petal water lily (Nymphaea colorata). The conclusion of the 47 coauthors is that although a rose is a rose, most flowering plants may owe their success, including employing floral scent for attracting pollinators, in part to the genetic innovations…
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NORMAN, OKLA. – A new University of Oklahoma study could have implications on our understanding of how certain sensory signals are transmitted through the body. An OU experiment led by neuroscientist Christian Lemon, Ph.D., Department of Biology, set out to discover how menthol’s irritant sensation is transmitted by the nervous system. Menthol, perhaps best-known as…
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Approximately 200,000 failed hip and knee implants have to be replaced surgically each year. Rush University Medical Center researcher Rick Sumner, PhD, has spent years studying implants and ways to decrease failure by catching it early. In recognition of his distinguished contributions to understanding bone remodeling around orthopedic implants and developing strategies to improve implant…
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Dr. John B. Robbins, a pioneer in vaccinology and one of the inventors of the first effective defense against a form of meningitis that once killed more than a thousand infants a day worldwide, died on Nov. 27 at his home in Manhattan. He was 86. The cause was prostate cancer, his son Robert said.…
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TULSA, Okla. — The teenager had pink cheeks from the cold and a matter-of-fact tone as she explained why she had started using methamphetamine after becoming homeless last year. “Having nowhere to sleep, nothing to eat — that’s where meth comes into play,” said the girl, 17, who asked to be identified by her nickname,…
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ImageRepresentatives Ilhan Omar, at lectern, and Pramila Jayapal during a news conference in June on the Medicare for All Act of 2019. The failure to pass a measure against surprise billing does not bode well for the chances of something far more ambitious like universal health care.Credit…T.J. Kirkpatrick for The New York Times Democratic voters…
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Many people with uterine fibroids have no symptoms, but others may experience pain and abnormal vaginal bleeding. For some people living with fibroids, the pain is intense enough to interfere with daily life. Uterine fibroids are noncancerous growths that form inside the uterus. They can grow quite large and cause pain and pressure. Fibroid pain…
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