title: High adenosine deaminase activity level in pleural effusion.
mesh_terms: D000243:Adenosine Deaminase / Q000378:metabolism*; D000293:Adolescent; D006801:Humans; D015451:Leukemia, Lymphocytic, Chronic, B-Cell / Q000201:enzymology*; D008297:Male; D009700:Nucleoside Deaminases / Q000378:metabolism*; D010996:Pleural Effusion / Q000201:enzymology*
chemical_list: D009700:Nucleoside Deaminases; D000243:Adenosine Deaminase