First 3D simulation of rat’s complete whisker system acts as a tactile ‘camera’

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Northwestern University engineers have developed the first full, three-dimensional (3D), dynamic simulation of a rat’s complete whisker system, offering rare, realistic insight into how rats obtain tactile information. Called WHISKiT, the new model incorporates 60 individual whiskers, which are each anatomically, spatially and geometrically correct. The technology could help researchers predict how whiskers activate different…

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Study identifies monoclonal antibodies that may neutralize many norovirus variants

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IMAGE: James Crowe Jr., MD, director of the Vanderbilt Vaccine Center view more  Credit: Vanderbilt University Medical Center Researchers at Vanderbilt University Medical Center (VUMC) and the Baylor College of Medicine in Houston, Texas, have taken a big step toward developing targeted treatments and vaccines against a family of viruses that attacks the gastrointestinal tract. Each…

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New Sinai Health research finds common denominator linking all cancers

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IMAGE: Lunenfeld-Tanenbaum Research Institute scientists Joel Pearson, left, and Rod Bremner, right, divided all cancers into two groups, based on the presence or absence of a protein called the Yes-associated protein,… view more  Credit: Sinai Health All cancers fall into just two categories, according to new research from scientists at Sinai Health, in findings that could…

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How a butterfly tree becomes a web

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IMAGE: Gene flow between species is indicated with dotted blue lines. Below: Butterflies of two different species (Heliconius cydno chioneus and H. melpomene rosina) mating on a Psychotria poeppigiana flower in… view more  Credit: Image by Krzysztof Kozak and Jorge Aleman. Photo credits: Luca Livraghi, Michel Cast. Evolution is often portrayed as a tree, with new…

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From birth control to mammograms, many women missed out on preventive care for all of 2020

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The COVID-19 pandemic knocked many women off schedule for important health appointments, a new study finds, and many didn’t get back on schedule even after clinics reopened. The effect may have been greatest in areas where such care is already likely falling behind experts’ recommendations. The study, by health care researchers in the University of…

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COVID-19 vaccination: Examining negative dominance on social media

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Vaccine negativity and reluctance didn’t just emerge during the COVID-19 pandemic. In a recent study published in the Disaster Medicine and Public Health Preparedness journal, authors from Loyola University Maryland and Johns Hopkins Bloomberg School of Public Health explored the appearance of negative dominance – a concept in which negative messages outweigh positive, solution-oriented messages…

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