?:definition
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: Molecular assay reagents intended to identify deletions or duplications of the ret proto-oncogene (RET) gene, located at chromosome 10q11.21, which encodes the protein proto-oncogene tyrosine-protein kinase receptor Ret. Genetic variants at this locus have been associated with congenital central hypoventilation, familial medullary thyroid carcinoma, Hirschsprung disease, multiple endocrine neoplasia, pheochromocytoma, and renal adysplasia.
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