title: Effects of blood sampling on enzyme activities in the serum of laboratory animals.
mesh_terms: D000818:Animals; D001798:Blood Proteins / Q000032:analysis; D001800:Blood Specimen Collection / Q000379:methods*; D004798:Enzymes / Q000097:blood*; D051379:Mice; D051381:Rats; D014508:Urea / Q000097:blood
chemical_list: D001798:Blood Proteins; D004798:Enzymes; D014508:Urea