title: Genetic variation of the equine serum protease inhibitor system Pi (Pr) characterized by an enzyme binding staining technique after starch gel electrophoresis.
mesh_terms: D000818:Animals; D004592:Electrophoresis, Starch Gel; D006736:Horses / Q000235:genetics* / Q000378:metabolism; D011480:Protease Inhibitors / Q000032:analysis / Q000235:genetics*; D013194:Staining and Labeling
chemical_list: D011480:Protease Inhibitors