Fig. 7From: Comparative histochemical study of four enzyme activities on some organs of male Schistosoma mansoni and S. haematobiumLight micrographs of control and enzymes activity of male S. mansoni. a Control whole mount for 5′-nucleotidase (5′-Nu) activity. b Whole mount stained for 5′-nucleotidase activity showing a positive reaction in the intestine (In), oral sucker (OS) and ventral sucker (VS). c Magnification of the ventral sucker (VS)Back to article page