Please use this identifier to cite or link to this item:
https://www.arca.fiocruz.br/handle/icict/25495
GENOMIC PROFILING OF HUMAN LEISHMANIA BRAZILIENSIS LESIONS IDENTIFIES TRANSCRIPTIONAL MODULES ASSOCIATED WITH CUTANEOUS IMMUNOPATHOLOGY
Author
Affilliation
University of Pennsylvania. School of Veterinary Medicine. Department Pathobiology. Philadelphia, PA
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
University of Pennsylvania. Department of Biology. Philadelphia, PA
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
University of Pennsylvania. School of Veterinary Medicine. Department Pathobiology. Philadelphia, PA
University of Pennsylvania. School of Veterinary Medicine. Department Pathobiology. Philadelphia, PA
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
University of Pennsylvania. Department of Biology. Philadelphia, PA
Universidade Federal da Bahia. Complexo Hospital Universitário Professor Edgard Santos. Serviço de Imunologia. Salvador, BA, Brasil / Instituto Nacional de Ciência e Tecnologia em Doenças Tropicais. Salvador, BA, Brasil
University of Pennsylvania. School of Veterinary Medicine. Department Pathobiology. Philadelphia, PA
University of Pennsylvania. School of Veterinary Medicine. Department Pathobiology. Philadelphia, PA
Abstract
The host immune response has a critical role not only in protection from human leishmaniasis but also in promoting disease severity. Although candidate gene approaches in mouse models of leishmaniasis have been extremely informative, a global understanding of the immune pathways active in lesions from human patients is lacking. To address this issue, genome-wide transcriptional profiling of Leishmania braziliensis-infected cutaneous lesions and normal skin controls was carried out. A signature of the L. braziliensis skin lesion was defined, which includes over 2,000 differentially regulated genes. Pathway-level analysis of this transcriptional response revealed key biological pathways present in cutaneous lesions, generating a testable 'metapathway' model of immunopathology and providing new insights for treatment of human leishmaniasis.
Share