title: Changes in head proteins of Sarcophaga peregrina with age.
mesh_terms: D000375:Aging; D000818:Animals; D004175:Diptera / Q000254:growth & development* / Q000378:metabolism; D004591:Electrophoresis, Polyacrylamide Gel; D011506:Proteins / Q000378:metabolism*
chemical_list: D011506:Proteins