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      Biology News
      December 3, 2020

      Top Headlines
       

      How Does the Spider Spin Its Self-Assembled Silk?

      Researchers report on a new model for spider silk assembly. The key to spider silk 'spinning' is a combination of acidification and a process known as liquid-liquid phase separation, or ...

      Drug Reverses Age-Related Mental Decline Within Days, Mouse Study Shows

      Just a few doses of an experimental drug can reverse age-related declines in memory and mental flexibility in mice, according to a new study. The drug, called ISRIB, has already been shown in ...

      Scientists Discover Role of Protein in Detecting the Common Cold Virus

      The role of a protein in detecting the common cold virus and kickstarting an immune response to fight infection has been uncovered by a team of ...

      Tweaking Carotenoid Genes Helps Tomatoes Bring Their A-Game

      Researchers led by the University of Tsukuba demonstrated that Target-AID gene editing technology can be used to simultaneously introduce single-base changes into multiple genes in tomatoes. Using ...
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      Cell Membranes in Super Resolution

      For the first time ever, expansion microscopy allows the imaging of even the finest details of cell membranes. This offers new insights into bacterial and viral infection ...

      CRISPR Tagging Improves Accuracy of Model Cells Grown from Stem Cells

      CRISPR tags are being used to identify all of the transcription factors necessary to turn a pluripotent stem cell into a suitable adult cell for research, and possible future cell therapies. An ...

      Plants on Aspirin

      For centuries humans were using willow barks to treat a headache or an inflamed tooth. Later, the active ingredient, the plant hormone salicylic acid, was used to develop painkillers like Aspirin. ...

      New Device Offers Faster Way to Detect Antibiotic-Resistant Bacteria

      A new device for faster testing of antibiotic-resistant bacteria has been ...

      'Anti-Antibiotic' Allows for Use of Antibiotics Without Driving Resistance

      An inexpensive, FDA-approved drug -- cholestyramine -- taken in conjunction with an antibiotic prevents the antibiotic from driving antimicrobial resistance, according to new ...

      Microfluidic System With Cell-Separating Powers May Unravel How Novel Pathogens Attack

      To develop effective therapeutics against pathogens, scientists need to first uncover how they attack host cells. An efficient way to conduct these investigations on an extensive scale is through ...

      The 'Smell' of Coral as an Indicator of Reef Health

      A study conducted in the southern Great Barrier Reef reveals the chemical diversity of emissions from healthy corals. The researchers found that across the reef-building coral species studied on ...

      Black Bear Gut Biome Surprisingly Simple

      In recent decades, researchers have found that most mammals' guts are surprisingly complex environments - home to a variety of microbial ecosystems that can profoundly affect an animal's ...

      Chemical Compounds in Foods Can Inhibit a Key SARS-CoV-2 Enzyme, Study Finds

      Chemical compounds in foods or beverages like green tea, muscadine grapes and dark chocolate can bind to and block the function of a particular enzyme, or protease, in the SARS-CoV-2 virus, according ...

      Experimental Vaccine for Deadly Tickborne Virus Effective in Cynomolgus Macaques

      An experimental vaccine developed in Europe to prevent infection by Crimean-Congo hemorrhagic fever virus (CCHFV) has protected cynomolgus macaques in a new collaborative study. The study comes about ...

      Caribbean Coral Reefs Under Siege from Aggressive Algae

      Human activity endangers coral health around the world. A new algal threat is taking advantage of coral's already precarious situation in the Caribbean and making it even harder for reef ...

      New Method Identifies Adaptive Mutations in Complex Evolving Populations

      A scientist has developed a method to study how HIV mutates to escape the immune system in multiple individuals, which could inform HIV vaccine ...

      HIV-Like Virus Edited out of Primate Genome

      Taking a major step forward in HIV research, scientists have successfully edited SIV - a virus closely related to HIV, the cause of AIDS - from the genomes of non-human ...

      Warbler Coloration Shaped by Evolution Via Distinct Paths

      Two genes that are important for the diverse colors and patterns of warbler plumage have evolved through two very different processes, according to a new study. These evolutionary processes could ...

      Researchers Find How Stress and the Circadian Clock Affect Sleep

      Researchers have found a new neural pathway that links the circadian clock, stress, and wakefulness in mammals. They identified a neuron that becomes excessively active when the mammal is under ...

      Gut Microbes: A Key to Normal Sleep

      Researchers used a cocktail of antibiotics to deplete gut microbes in mice. They found that metabolites in the gut differed in these mice compared with controls. In particular, metabolic pathways ...

      Holographic Fluorescence Imaging

      A new study reports on a novel fluorescence holographic technique for the fast tracking of the 3D motion in ...

      Jaguars Robust to Climate Extremes but Lack of Food Threatens Species

      Researchers lead a world-first investigation into the chances of wild jaguars surviving climate extremes with six scenarios modelling the behavior, mating, births of cubs, competition, illegal ...

      Guam's Most Endangered Tree Species Reveals Universal Biological Concept

      Newly published research has used a critically endangered species to show how trees modify leaf function to best exploit prevailing light conditions. The findings revealed numerous leaf traits that ...

      Getting to the Core of Nuclear Speckles

      Scientists have identified the molecules that form the scaffold of nuclear speckles. The two proteins in question are SON and SRRM2, which are present in different variations throughout the entire ...

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