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Evolutionary biology: Why cattle only have two toes

During evolutionary diversification of vertebrate limbs, the number of toes in even-toed ungulates such as cattle and pigs was reduced and transformed into paired hooves. Scientists at the University of Basel have identified ...

dateJun 18, 2014 in Evolution
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Variable gene expression in zebrafish

Early embryonic development of vertebrates is controlled by the genes and their "grammar". Decoding this grammar might help understand the formation of abnormalities or cancer or develop new medical drugs. For the first time, ...

dateApr 28, 2014 in Biotechnology
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Heart cells respond to stiff environments

Proteins associated with the regulation of organ size and shape have been found to respond to the mechanics of the microenvironment in ways that specifically affect the decision of adult cardiac stem cells to generate muscular ...

dateMar 14, 2014 in Bio & Medicine
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