Nancy Olashaw

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Platelet-derived growth factor (PDGF) has been proposed to initiate the cell-cycle traverse of density-arrested BALB/c-3T3 cells by rendering quiescent cells 'competent' to respond to 'progression' factors contained in platelet-poor plasma (PPP). PDGF-treated cells remain competent for many hours following PDGF removal; subsequent addition of PPP triggers(More)
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