Schulz-Key H, Karam M
Trans R Soc Trop Med Hyg. 1984;78(2):157-9. doi: 10.1016/0035-9203(84)90264-5.
Ethanol-fixed Onchocerca nodules and skin snips were successfully digested with collagenase to assess the parasite load. The importance of this technique for investigations in the field is discussed.