Results 61 to 70 of about 22,246,700 (213)

HTLV infection in Brazil’s second-largest indigenous reserve

open access: yesScientific Reports, 2022
Human T-lymphotropic viruses 1 and 2 (HTLV-1/2) have a worldwide distribution. HTLV-1 has been associated with several diseases, including an aggressive malignant disease known as adult T-cell leukemia/lymphoma and a chronic inflammatory neurological ...
Carolina Amianti   +12 more
doaj   +1 more source

Clonality and intracellular polyploidy in virus evolution and pathogenesis [PDF]

open access: yes, 2015
In the present article we examine clonality in virus evolution. Most viruses retain an active recombination machinery as a potential means to initiate new levels of genetic exploration that go beyond those attainable solely by point mutations.
Domingo, Esteban   +2 more
core   +1 more source

Hepatitis C viral load in HCV-monoinfected and HCV/HIV-1-, HCV/HTLV-1/-2-, and HCV/HIV/HTLV-1/-2-co-infected patients from São Paulo, Brazil

open access: yesBrazilian Journal of Infectious Diseases, 2018
Co-infections of hepatitis C virus (HCV) and either human immunodeficiency virus type 1 (HIV-1), human T-cell lymphotropic virus type 1 (HTLV-1) or type 2 (HTLV-2) have been described as having an impact on HCV viremia and subsequent disease progression.
Fabiana Aparecida Alves   +4 more
doaj   +1 more source

Clinical characteristics and outcomes of infection with human T-lymphotropic virus in a non-endemic area: a single institution study

open access: yesFrontiers in Microbiology, 2023
IntroductionUnderstanding of human T-lymphotropic virus (HTLV) remains largely based on epidemiologic and clinical data from endemic areas. Globalization has resulted in migration of persons living with HTLV (PLHTLV) from endemic to non-endemic areas ...
Margery Gang   +4 more
doaj   +1 more source

Loop-Mediated Isothermal Amplification (LAMP) Assay for Rapid and Accurate Confirmatory Diagnosis of HTLV-1/2 Infection

open access: yesViruses, 2020
Laboratory diagnosis of human T-lymphotropic viruses (HTLV) 1 and 2 infection is performed by serological screening and further confirmation with serological or molecular assays.
Yago Gomes   +8 more
doaj   +1 more source

Making the invisible visible: searching for human T-cell lymphotropic virus types 1 and 2 (HTLV-1 and HTLV-2) in Brazilian patients with viral hepatitis B and C

open access: yesMemórias do Instituto Oswaldo Cruz, 2018
With this study, the authors hope to alert clinicians regarding the presence of human T-cell lymphotropic virus type 1 and 2 (HTLV-1/-2) infections in patients with viral hepatitis B and C in Brazil.
A. Caterino-de-Araujo   +4 more
semanticscholar   +1 more source

Upregulation of HTLV‐1 and HTLV‐2 expression by HIV‐1 in vitro [PDF]

open access: yesJournal of Medical Virology, 2008
AbstractCo‐infections with HIV‐1 and the human T leukemia virus types 1 and 2 (HTLV‐1, HTLV‐2) occur frequently, particularly in large metropolitan areas where injection drug use is a shared mode of transmission. Recent evidence suggests that HIV‐HTLV co‐infections are associated with upregulated HTLV‐1/2 virus expression and disease. An in vitro model
Upal, Roy   +5 more
openaire   +2 more sources

The discovery of the first human retrovirus: HTLV-1 and HTLV-2 [PDF]

open access: yesRetrovirology, 2005
AbstractI describe here the history leading up to and including my laboratory's discovery of the first human retrovirus, HTLV-I, and its close relative, HTLV-II. My efforts were inspired by early work showing a retroviral etiology for leukemias in various animals, including non-human primates.
openaire   +3 more sources

HIGHLIGHTS ON DISTINCTIVE STRUCTURAL AND FUNCTIONAL PROPERTIES OF HTLV TAX PROTEINS.

open access: yesFrontiers in Microbiology, 2013
Human T-cell Leukemia Viruses (HTLVs) are complex human retroviruses of the Deltaretrovirus genus. Four types have been identified thus far, with HTLV-1 and HTLV-2 much more prevalent than HTLV-3 or -4 .
Maria Grazia Romanelli   +6 more
doaj   +1 more source

The Association of Increase of Human T-Cell Leukemia Virus Type-1 (HTLV-1) Proviral Load (PVL) With Infection in HTLV-1-Positive Patients With Rheumatoid Arthritis: A Longitudinal Analysis of Changes in HTLV-1 PVLs in a Single Center Cohort Study

open access: yesFrontiers in Immunology, 2022
ObjectiveWe evaluated changes of HTLV-1 proviral loads (PVLs) during treatment for rheumatoid arthritis (RA) and investigated whether these changes affect the clinical course in HTLV-1-positive RA patients.MethodsA total of 41 HTLV-1-positive RA patients
Naoki Iwamoto   +12 more
doaj   +1 more source

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