@article{fdi:010042973, title = {{D}ifferential gene expression in benznidazole-resistant {T}rypanosoma cruzi parasites}, author = {{V}illarreal, {D}. and {N}irde, {P}. and {H}ide, {M}allorie and {B}arnab{\'e}, {C}hristian and {T}ibayrenc, {M}ichel}, editor = {}, language = {{ENG}}, abstract = {{W}e analyzed the differential gene expression among representative {T}rypanosoma cruzi stocks in relation to benznidazole exposures using a random differentially expressed sequences ({RADES}) technique. {S}tudies were carried out with drug pressure both at the natural susceptibility level of the wild-type parasite (50% inhibitory concentration for the wild type) and at different resistance levels. {T}he pattern of differential gene expression performed with resistant stocks was compared to the population structure of this parasite, established by random amplified polymorphic {DNA} analysis and multilocus enzyme electrophoresis. {A} {RADES} band polymorphism was observed, and over- or underexpression was linked to the resistance level of the stock. {T}he analysis of {RADES} bands suggested that different products may be involved in benznidazole resistance mechanisms. {N}o significant association was found between phylogenetic clustering and benznidazole susceptibility. {B}enznidazole resistance may involve several mechanisms, depending on the level of drug exposure.}, keywords = {}, booktitle = {}, journal = {{A}ntimicrobial {A}gents and {C}hemotherapy}, volume = {49}, numero = {7}, pages = {2701--2709}, ISSN = {0066-4804}, year = {2005}, DOI = {10.1128/{AAC}.49.7.2701-2709.2005}, URL = {https://www.documentation.ird.fr/hor/fdi:010042973}, }