Author | Almeida, Dalziza Victalina de | |
Author | Morgado, Mariza Gonçalves | |
Author | Côrtes, Fernanda Heloise | |
Author | Guimarães, Monick Lindenmeyer | |
Author | Lima, Leila Mendonça | |
Author | Pilotto, José Henrique | |
Author | Grinsztein, Beatriz | |
Author | Veloso, Valdiléa G. | |
Author | Bongertz, Vera | |
Access date | 2015-08-19T13:49:17Z | |
Available date | 2015-08-19T13:49:17Z | |
Document date | 2013 | pt_BR |
Citation | ALMEIDA, Dalziza Victalina de et al. Short Communication: neutralizing antibodies in HIV-1-Infected Brazilian individuals. AIDS Research and Human Retroviruses, v. 29, n. 3, p. 488-492, 2013. | pt_BR |
ISSN | 1931-8405 | pt_BR |
URI | https://www.arca.fiocruz.br/handle/icict/11476 | |
Language | eng | pt_BR |
Publisher | Mary Ann Liebert, Inc. | pt_BR |
Rights | restricted access | pt_BR |
Title | Short Communication: neutralizing antibodies in HIV-1-Infected Brazilian individuals | pt_BR |
Type | Article | pt_BR |
DOI | 10.1089/aid.2012.0052 | pt_BR |
Abstract | Tests for the detection of the humoral immune response to HIV-1 have to be standardized and established, demanding regional efforts. For this purpose the neutralizing antibody (NAb) assay for HIV-1 in TZM-bl cells was introduced in Brazil. Twenty plasma samples from HIV-1-infected individuals were assayed: 10 progressors and 10 long-term nonprogressors. These were tested against eight env-pseudotyped viruses (psVs) in the TZM-bl NAb assay and against HIV-1 strain HTLV/IIIB (HIV-1 IIIB) in primary lymphocytes. Forty-four percent of the samples showed neutralizing titers for psVs and 55% for HIV-1 IIIB. Plasma from progressors showed a broader neutralization and a higher potency. The introduction of these reference reagents encourages the participation of Brazil in future comparative assessments of anti-HIV-1 antibodies. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Genômica Funcional e Bioinformática. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto de Pesquisa Clínica Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto de Pesquisa Clínica Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de AIDS e Imunologia Molecular. Rio de Janeiro, RJ, Brasil. | pt_BR |
Subject | HIV-1-Infected | pt_BR |
Subject | Neutralizing Antibodies | pt_BR |
Subject | Brazilian Individuals | pt_BR |
DeCS | Infecções por HIV | pt_BR |
DeCS | Anticorpos Neutralizantes | pt_BR |