16:06

Isoelectric Focusing and Isoelectric Point

10:29

Ion Exchange Chromatography

15:08

كوز عضوية جزء ٢

15:28

Affinity chromatography

8:40

Chromatography

3:06

Affinity Chromatography Explained

14:16

Secondary Structure of Proteins

1:10:44

Hitler em cores (dublado em português)