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chromosomal

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
chro·mo·some  (krm-sm)
n.
1. A threadlike linear strand of DNA and associated proteins in the nucleus of eukaryotic cells that carries the genes and functions in the transmission of hereditary information.
2. A circular strand of DNA in bacteria that contains the hereditary information necessary for cell life.

chromo·somal (-sml), chromo·somic (-smk) adj.
chromo·somal·ly adv.
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.chromosomal - of or relating to a chromosome; "chromosomal defect"

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A study in the 21 December 2005 Journal of the National Cancer Institute now shows a genetic difference between melanoma patients and those with other skin cancers: melanoma patients' chromosomal DNA (chromarin) suffers less damage than other skin cancer patients' when cells are irradiated with ultraviolet B (UVB) light, the part of UV that causes sunburn.
Under this partnership, the three companies will strive to develop an agent that inhibits the activity of Cdc7-ASK kinase, which plays a role in chromosomal DNA replication.
They found identical complex chromosomal anomalies in the cancer cells of all of the 11 afflicted animals studied.
 
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