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Multiplication-stimulating activity (MSA) refers to a family of insulin-like growth factors that have been purified from serum-free medium conditioned by a Buffalo rat liver cell line (BRL-3A). Using(More)
The insulin-like growth factor, multiplication stimulating activity (MSA), and insulin were recently shown to stimulate proteoglycan synthesis in monolayer cultures of chondrocytes derived from the(More)
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