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ACTH1-24 stimulated the parenchymal cells in cultures of rat adrenal cortex in serum-free synthetic HiWoBa 2000 medium to replicate DNA, enter mitosis and divide. But ACTH's principal mediator,(More)
Four tumor promoters, i.e. PB, TPA, NAF, and DDT, added singly to a calcium-deprived synthetic medium, elicited early and late mitogenic effects and concurrent surges of nuclear poly(ADP-ribose)(More)
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