(PhysOrg.com) -- New research on the DNA of wallabies, rodents, a number of mammals and bats has found it is likely the ancestors of the Ebola and lesser-known Marburg viruses were in existence tens of millions of years ago, ...
Biologists at the California Institute of Technology have pinpointed molecular changes that helped allow the global spread of resistance to the antiviral medication Tamiflu (oseltamivir) among strains of the seasonal H1N1 ...
Biochemistry
Jun 3, 2010
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(PhysOrg.com) -- In the animal kingdom, sexual signals often are manifested as displays of bright coloration or, in the case of crickets, as loud song.
Plants & Animals
May 12, 2010
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Fungi have significant potential for "horizontal" gene transfer, a new study has shown, similar to the mechanisms that allow bacteria to evolve so quickly, become resistant to antibiotics and cause other serious problems.
Cell & Microbiology
Mar 17, 2010
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How mutations impact protein stability and structure dynamics is crucial for understanding the molecular mechanism of the disease and the targeted drug design. However, probing the molecular details of mutation-induced subtle ...
Biochemistry
Apr 16, 2024
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The Janus kinase 2 (JAK2) protein mediates signaling from several cytokine receptors in the regulation of hematopoiesis and immune responses. Somatic mutations in human JAK2 lead to constitutive activation and cytokine-independent ...
Molecular & Computational biology
Apr 4, 2024
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New research from the University of Wisconsin–Madison decodes the evolutionary pathway of regulatory proteins, the molecules that help control gene expression.
Evolution
Mar 29, 2024
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After the egg has been fertilized by a sperm, the surrounding egg coat tightens, mechanically preventing the entry of additional sperm and the ensuing death of the embryo. This is according to a new study led by researchers ...
Cell & Microbiology
Mar 14, 2024
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New research finds around a quarter of Labrador retriever dogs face a double-whammy of feeling hungry all the time and burning fewer calories due to a genetic mutation. The results are published in the journal Science Advances.
Molecular & Computational biology
Mar 6, 2024
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139
A multi-institutional team of geneticists in China has discovered the gene mutation responsible for a brown coat in giant pandas. In their study, published in the journal Proceedings of the National Academy of Sciences, the ...
