Fish, in contrast to humans, have the fascinating ability to fully regenerate amputated organs. The zebrafish (Danio rerio) is a popular ornamental fish. When parts of its tailfin are injured by predators, or are experimentally ...
Plants & Animals
Aug 24, 2015
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(PhysOrg.com) -- For years, health conscious people have been taking antioxidants to reduce the levels of reactive oxygen in their blood and prevent the DNA damage done by free radicals, which are the result of oxidative ...
Cell & Microbiology
Sep 24, 2009
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Mitochondria, which are probably derived from distant bacterial ancestors incorporated into our cells, have their own DNA. However, we know little about how these organelles, which convert oxygen and consumed nutrients into ...
Cell & Microbiology
Mar 5, 2013
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Many plants produce compounds that serve as a defense against predators or pathogens. Some are also used by humans for a variety of beneficial purposes, such as in medicines. As recently as the early 1990s, a unique class ...
Cell & Microbiology
Dec 12, 2011
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Some 50 years have passed since scientists first proposed the so-called 'inside–outside model' of development, which holds that the inner cells of the early embryo eventually form all the definitive structures of the fetus, ...
Cell & Microbiology
Apr 10, 2013
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Massachusetts General Hospital researchers say they have determined how iron contributes to the production of brain-destroying plaques found in Alzheimer's patients.
Biochemistry
Oct 6, 2010
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Scientists from VIB and Ghent University under the guidance of Prof. Dr. Jenny Russinova have uncovered a novel mechanism in plants that controls an important decision step in stomatal lineage to divide asymmetrically or ...
Plants & Animals
Nov 15, 2018
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French researchers from CNRS and Universite de Nice have recently identified cells that surprisingly change identity during embryogenesis in the Drosophila. By studying these "mixer cells" in a healing model, the scientists ...
Cell & Microbiology
Jun 9, 2010
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0
In a paper in Cell Reports, Anindya Dutta, M.D., Ph.D., and colleagues detail the first structure-function study of a long non-coding RNA, or lncRNA, called MUNC lncRNA. Their findings point out the importance of experimentally ...
Cell & Microbiology
Feb 22, 2022
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One of the most dramatic phases of fetal development occurs as previously unstructured collections of rapidly dividing precursor cells begin forming the embryo's spine.
Biotechnology
Dec 14, 2022
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