000
00290nam a2200109Ia 4500
005
20251007104332.0
008
251006s9999 xx 000 0 und d
245
0
_a
chemical modification of proteinsgary e. means
260
_a
IST.ED | SAN FRANSISCO HOLDEN-DAY
260
_c
1971
942
_c
BOK
999
_c
5035
_d
5035