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Lane 1: Molecular weight markers from top: myosin (201.2 kDa); β-galactosidase (120.3 kDa); bovine serum albumin (100.2 kDa); ovalbumin (55.9 kDa); carbonic anhydrase (38.3 kDa); soyabean trypsin inhibitor (29.7 kDa) and lysozyme (20.7 kDa), Lane 2: Porcine stomach mucin-Sepharose 4B fraction, Lane 3: Crude.
