title: Occurrence and formation of gamma-glutamylputrescine in mammalian brain.
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism*; D003460:Crystallization; D005971:Glutamates / Q000302:isolation & purification / Q000378:metabolism*; D011700:Putrescine / Q000031:analogs & derivatives* / Q000302:isolation & purification / Q000378:metabolism; D051381:Rats; D013095:Spermidine / Q000096:biosynthesis; D013096:Spermine / Q000096:biosynthesis
chemical_list: D005971:Glutamates; D013096:Spermine; C011830:glutamylputrescine; D013095:Spermidine; D011700:Putrescine