Nature is thrifty. The same signals that embryonic cells use to decide whether to become nerves, skin or bone come into play again when adult animals are learning whether to become afraid.
Aug 07, 2014
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The heart contains four different chambers and different cell types such as cardiomyocytes (CMs), endocardial cells (ECs) covering the inner layer of the heart, epicardial cells covering the outer layer of the heart and smooth ...
Aug 25, 2014
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