| epidemiological aspects of three trypanosoma cruzi zymodemes in bahia state, brazil. | culture forms of 104 stocks of trypanosoma cruzi isolated in different regions of the state of bahia were compared by electrophoresis of six enzymes. the three distinct combinations of isoenzyme patterns seen were designated zi, z2 and z3. in an area of endemic chagas's disease in eastern bahia, t. cruzi z1 was associated with sylvatic mammals and sylvatic triatomines, whereas t. cruzi z2 was associated with a separate domestic cycleof transmission. t. cruzi z1 was also found in sylvatic triatom ... | 1980 | 6776664 |