| new insights on the spread of triatoma infestans from bolivia--implications for chagas disease emergence in the southern cone. | triatoma infestans, now eliminated from most of south america by control campaigns, has been and still is the main chagas disease vector due to its ability to colonize rural dwellings. the traditional hypothesis put forth to explain t. infestans adaptation to the synanthropic environment rests on the domestication of wild guinea pigs, one of its natural hosts, by andean tribes about 5000 bc. here we present two new hypotheses, based on organized human social activities. the first involves maize ... | 2010 | 20060504 |
| trypanosoma cruzi (kinetoplastida trypanosomatidae): ecology of the transmission cycle in the wild environment of the andean valley of cochabamba, bolivia. | an active trypanosoma cruzi transmission cycle maintained by wild rodents in the andean valleys of cochabamba bolivia is described. wild and domestic triatoma infestans with 60% infection with t. cruzi were found and was evidenced in 47.5% (rodents) and 26.7% (marsupial) by parasitological and/or serologycal methods. phyllotis ocilae and the marsupial species thylamys elegans, are the most important reservoirs followed by bolomys lactens and akodon boliviensis. in spite of both genotypes (tci an ... | 2006 | 16797540 |
| chagas disease in an area of recent occupation in cochabamba, bolivia. | a descriptive, entomological and seroepidemiological study on chagas disease was conducted in a place of recent occupation on the outskirts of cochabamba, bolivia: avaroa/primer de mayo (population:3,000), where the socio-economic level is low and no control measures have been made available. | 1999 | 10456995 |