Results 31 to 40 of about 20,011 (185)

Prevalence of HTLV-I and HTLV-II infections among HIV-1-infected asymptomatic individuals in São Paulo, Brazil

Revista do Instituto de Medicina Tropical de São Paulo, 1997
Human immunodeficiency virus (HIV-1)-infected subjects with acquired immunodeficiency syndrome (AIDS) are often infected with multiple pathogens. In particular, HTLV-I and HTLV-II infections have been found more frequently in AIDS patients than in ...
Jorge CASSEB, Adele CATERINO-DE ARAUJO, Marisa A. HONG, Simone SALOMÃO, Dana GALLO, R. Michael HENDRY, Alberto J.S. DUARTE   +6 more
doaj   +1 more source

Pathogen‐reduced platelet concentrates in France: Impact on the risk of transfusion‐transmitted infections, 2017–2024

Vox Sanguinis, EarlyView.
Abstract Background and Objectives Pathogen reduction (PR) using amotosalen‐UVA was implemented for 100% of platelet concentrates (PCs) in France in November 2017. No bacterial testing was in place earlier. The impact of PR on the risk of transfusion‐transmitted infections (TTIs) from November 2017 to December 2022 (vs.
Syria Laperche, Virginie de la Taille, Pierre Gallian, Elodie Pouchol, Catherine Humbrecht, Alexandre Montembault, Lucile Malard, Caroline Bacquet, Marianne Asso‐Bonnet, Sophie Le Cam, Thierry Peyrard, Pierre Tiberghien   +11 more
wiley   +1 more source

Immunofluorescence assay reactivity patterns of serum samples presenting indeterminate Western blot results for antibodies to HIV-1 and HTLV-I/II in Cordoba, Argentina

Revista do Instituto de Medicina Tropical de São Paulo, 2001
Serum samples (n: 110) from blood donors and high risk individuals from Cordoba, Argentina with indeterminate HIV-1 and HTLV-I/II Wb profiles were studied for specific antibodies to HTLV-I/II and HIV-1 by indirect immunofluorescence assay (IFA) and for ...
René GASTALDELLO, Sandra GALLEGO, María Beatriz ISA, Eduardo MATURANO, Santos SILEONI, Silvia NATES, Silvia MEDEOT   +6 more
doaj  

Seroprevalencia de HTLV-I/II en hombres gays y trabajadoras sexuales de la Isla de Margarita, Venezuela HTLV-I/II seroprevalence among gay men and female sex workers from Margarita Island, Venezuela

Revista da Sociedade Brasileira de Medicina Tropical, 1998
Sabida la importante seroprevalencia en la Isla de Margarita para el HIV-1 nos propusimos conocer la seroprevalencia de HTLV-I/II en muestras de grupos epidemiologicamente importantes en su transmisión.
E. Castro de Batänjer, G. Echeverría de Pérez   +1 more
doaj   +1 more source

High-level Expression and One-step Purification of Chimeric Antigen Containing HTLV-I-II Diagnostic Epitopes in Escherichia coli

Iranian Journal of Allergy, Asthma and Immunology, 2020
Purification and preparation of three diagnostic antigens used for the detection of human T-lymphotropic virus (HTLV)-I/-II infection in E.coli are different parts of a multi-step method.
Mahnaz Bezhgi, Mohammad Fazilati
doaj   +1 more source

Evaluation of human T-cell leukemia virus in vitro diagnostics using plasma specimens collected in Japan

BMC Infectious Diseases, 2023
Background In vitro diagnostics (IVDs) for primary detection test/screening of human T-cell leukemia virus (HTLV) have recently been updated to new-generation products in Japan. In this study, the performance of these products was evaluated and discussed
Shigeru Kusagawa, Ai Kawana-Tachikawa, Keiji Matsubayashi, Rieko Sobata, Isao Hamaguchi   +4 more
doaj   +1 more source

Re‐entry of donors deferred for false‐reactive screening tests in Canada: 10 years post implementation

Vox Sanguinis, EarlyView.
Abstract Background and Objectives Canadian Blood Services implemented a re‐entry programme in 2014. Donors deferred because of false‐reactive or indeterminate screening tests can provide a specimen for re‐entry testing 6 months after their initial test, and resume donating if they test negative for all infectious markers.
Chinchin Wang, Steven J. Drews, Mark Bigham, Mindy Goldman, Sheila F. O'Brien   +4 more
wiley   +1 more source

Evaluation of bovine leukaemia virus infection control measures in Japanese Black beef cattle breeding farms: A 7‐year longitudinal study based on proviral load

Veterinary Record Open, Volume 13, Issue 1, June 2026.
Abstract Background Bovine leukaemia virus (BLV) infection remains a major problem for Japanese Black (Wagyu) cattle, and effective and sustainable control measures are essential to prevent its spread in breeding herds. This study aimed to monitor the BLV infection status of all cattle at a Japanese Black breeding farm in Kagoshima Prefecture, Japan ...
Makoto Kajisa, Chikako Tani, Mineto Tani, Jiazhou Li, Satoshi Ito, Takenori Yamauchi, Hironobu Murakami, Hiromu Katamoto, Reiichiro Sato, Shingo Nakahata   +9 more
wiley   +1 more source

Detection of HTLV-IIa in blood donors in an urban area of the Amazon Region of Brazil (Belém, PA)

Revista da Sociedade Brasileira de Medicina Tropical, 1998
The human lymphotropic viruses type I (HTLV-I) and type II (HTLV-II) are members of a group of mammalian retroviruses with similar biological properties, and blood transfusion is an important route of transmission.
Ishak R., Ishak M.O.G., Azevedo V.N., Santos D.E.M., Vallinoto A.C.R., Crescente J.A., Hall W.W.   +6 more
doaj  

No genetic evidence for involvement of Deltaretroviruses in adult patients with precursor and mature T-cell neoplasms

Retrovirology, 2007
Background The Deltaretrovirus genus comprises viruses that infect humans (HTLV), various simian species (STLV) and cattle (BLV). HTLV-I is the main causative agent in adult T-cell leukemia in endemic areas and some of the simian T-cell lymphotropic ...
Hoelzer Dieter, Hummel Michael, Schwartz Stefan, Burmeister Thomas, Thiel Eckhard   +4 more
doaj   +1 more source