Growth and morphogenesis in the mammary gland depend on locally derived growth factors such as those in the epidermal growth factor (EGF) superfamily. Cripto-1 (CR-1, human; Cr-1, mouse)-also known as teratocarcinoma-derived growth factor-1-is a novel EGF-related protein that induces branching morph
Transforming growth factors and related peptides in gastrointestinal neoplasia
β Scribed by Robert J. Coffey; Carol M. McCutchen; Ramona Graves-Deal; William H. Polk Jr.
- Publisher
- John Wiley and Sons
- Year
- 1992
- Tongue
- English
- Weight
- 784 KB
- Volume
- 50
- Category
- Article
- ISSN
- 0730-2312
No coin nor oath required. For personal study only.
β¦ Synopsis
Transforming growth factor a and 01 (TGFa and TGF 01) are representative members of two distinct and expanding families of polypeptide growth factors. TGFa is an epithelial cell mitogen, whereas TGFBl inhibits epithelial cell growth; the role of these factors in contributing to the transformed phenotype is uncertain. Steady state mRNA expression for these growth factors and their receptors in a panel of human colon cancers and adjacent normal mucosa is presented. Based in part on results from transgenic mice in which TGFa is selectively overproduced in the mammary gland, a possible role for TGFa as a tumor promoter in the process of transformation is discussed.
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