coomassie ko'k binoni
Coomassie ko'k binoni usuli, shuningdek, Coomassie ko'k binoni usuli (coomassie blue binoni), shuningdek Bradford usuli sifatida ham tanilgan, bu 1976 yilda Bredford tomonidan o'rnatilgan protein konsentratsiyasini aniqlash usuli.