Jansen, B.C.Knoetze, P.C.South Africa. Dept. of Agricultural Technical ServicesDe Lange, M.Reinecke, R.K.Walker, Jane B.De Kock, V.E.Howell, P.G.2015-11-302015-11-3020151971Jansen, BC & Knoetze, PC 1971, 'Tryptic activation of Clostridium botulinum type Cᵦ toxin', Onderstepoort Journal of Veterinary Research, vol. 38, no. 4, pp. 237-238.http://hdl.handle.net/2263/50982The journals have been scanned in colour with a HP 5590 scanner; 600 dpi. Adobe Acrobat v.11 was used to OCR the text and also for the merging and conversion to the final presentation PDF-format.The toxicity of factor C₂ produced by C. botulinum type C ᵦ is increased by exposure to 0,1% trypsin at pH 7,5 for 30 minutes. If the tryptic action is allowed to continue at pH 7,5 at room temperature, destruction of the factor results.en©South Africa. Dept. of Agricultural Technical Services (original). ©University of Pretoria. Dept. of Library Services (digital).Veterinary medicineSouth AfricaVeterinary medicine -- South AfricaArticle