Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UMLS:C0012872 (DNA marker)
929 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The gene for tyrosine hydroxylase, the first and rate-limiting enzyme in the biosynthetic pathway of catecholamine neurotransmitters, has been localized in situ to chromosome 6 in the chicken. It is the first DNA marker to be reported for this telocentric macrochromosome. Use of a 45-kb biotinylated chicken-specific cosmid probe and a sensitive fluorescent detection system proved to be highly efficient, with over 90% of metaphases showing positive hybridization signals on one or (usually) both chromosome 6 homologs, in physically mapping this single-gene locus.
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PMID:Assignment of the chicken tyrosine hydroxylase gene to chromosome 6 by FISH. 135 32