. . . . . . . "[Several lines of evidence suggest that they result either from different levels of RET activation induced by different mutations or, in one class of mutation, possibly from altered substrate specificity of the RET tyrosine kinase. ret is expressed during development in a lineage of neuroectodermal cells that gives rise to the thyroid C cells and the adrenal medulla, which are involved in tumor formation in MEN 2. ret is also expressed in the enteric autonomic nervous system.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:15:57+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .