title: Decreased lymphocyte adenosine deaminase activity in tumor patients.
abstract: Adenosine deaminase has been measured in the lymphocytes of individuals with various types of solid tumors. The mean activity was found to be significantly lower when compared with control individuals of a similar age.
mesh_terms: D000243:Adenosine Deaminase / Q000378:metabolism*; D000328:Adult; D000367:Age Factors; D000368:Aged; D006801:Humans; D008214:Lymphocytes / Q000201:enzymology*; D008875:Middle Aged; D009369:Neoplasms / Q000201:enzymology*; D009700:Nucleoside Deaminases / Q000378:metabolism*
chemical_list: D009700:Nucleoside Deaminases; D000243:Adenosine Deaminase