Purification of a mammary-derived growth inhibitor (MDGI) related polypeptide expressed during pregnancy.


The present study was undertaken to screen immunochemically for MDGI-related proteins in the mammary gland. A new form, MDGI 2, not present in lactation could be detected in the bovine gland during pregnancy. It was further distinguished from MDGI by its lower molecular weight, its association with a complex binding to WGA, and by lacking immunoreactivity… (More)


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