Characterization of a New Providencia sp. Strain X1 Producing Multiple Xylanases on Wheat Bran

Figure 4

Zymogram analysis shows presence of two xylanases in crude enzyme preparation of strain X1 grown on birchwood xylan. Lane 1: Coomassie brilliant blue stained gel; Lane 2: Congo red followed by acetic acid stained gel; and Lane M: protein molecular weight marker.