Complete Rescue of HTLV-1p12KO Infectivity by Depletion of Monocytes Together with NK and CD8+ T Cells

A Gutowska, S Sarkis, MA Rahman, KC Goldfarbmuren… - Pathogens, 2024 - mdpi.com
The transient depletion of monocytes alone prior to exposure of macaques to HTLV-1
enhances both HTLV-1WT (wild type) and HTLV-1p12KO (Orf-1 knockout) infectivity, but …

NK cells and monocytes modulate primary HTLV-1 infection

R Moles, S Sarkis, V Galli, M Omsland, M Artesi… - PLoS …, 2022 - journals.plos.org
We investigated the impact of monocytes, NK cells, and CD8+ T-cells in primary HTLV-1
infection by depleting cell subsets and exposing macaques to either HTLV-1 wild type …

The contribution of monocytes/macrophages to HTLV-1 infection and persistence

MF de Castro-Amarante, C Pise-Masison, K McKinnon… - Retrovirology, 2014 - Springer
Peripheral blood monocytes can be classified into three main subsets: CD14++CD16–
(classical), CD14+CD16++(non-classical), and CD14++CD16+(intermediate) which exert …

HTLV-1 Proliferation after CD8+ Cell Depletion by Monoclonal Anti-CD8 Antibody Administration in Latently HTLV-1-Infected Cynomolgus Macaques

M Nakamura-Hoshi, T Nomura, M Nishizawa… - Microbiology …, 2023 - Am Soc Microbiol
HTLV-1 can cause serious diseases such as adult T-cell leukemia (ATL) in humans after
chronic asymptomatic latent infection with substantial proviral load. Proviruses are …

Cell-free HTLV-1 infects dendritic cells leading to transmission and transformation of CD4+ T cells

KS Jones, C Petrow-Sadowski, YK Huang… - Nature medicine, 2008 - nature.com
Cell-free human T-lymphotropic virus type 1 (HTLV-1) virions are poorly infectious in vitro for
their primary target cells, CD4+ T cells. Here, we show that HTLV-1 can efficiently infect …

[PDF][PDF] Early Effects of HTLV-1 Infection on the Activation, Exhaustion, and Differentiation of T-Cells in Humanized NSG Mice. Cells 2021, 10, 2514

OM Espíndola, E Siteur-van Rijnstra, E Frankin… - 2021 - academia.edu
Adult T-cell leukemia/lymphoma (ATLL) is an aggressive malignancy of CD4+ T-cells
associated with HTLV-1 infection. In this study, we used the model of immunodeficient NSG …

Co-dependence of HTLV-1 p12 and p8 functions in virus persistence

CA Pise-Masison, MF de Castro-Amarante… - PloS …, 2014 - journals.plos.org
HTLV-1 orf-I is linked to immune evasion, viral replication and persistence. Examining the orf-
I sequence of 160 HTLV-1-infected individuals; we found polymorphism of orf-I that alters the …

[PDF][PDF] The immune control of HTLV-1 infection: selection forces and dynamics

CR Bangham, K Meekings, F Toulza… - Front …, 2009 - article.imrpress.com
Risk of HAM/TSP depends on HTLV-1 proviral load 3. HTLV-1 proviral load is correlated
with the HTLV-1-specific CTL activity 4. HTLV-1 infection accelerates the turnover of both …

Pathways of cell-cell transmission of HTLV-1

C Pique, KS Jones - Frontiers in microbiology, 2012 - frontiersin.org
The deltaretroviruses human T cell lymphotropic virus type 1 (HTLV-1) and human T cell
lymphotropic virus type 2 (HTLV-2) have long been believed to differ from retroviruses in …

HTLV Type 1 Infection in Squirrel Monkeys (Saimiri sciureus): A Promising Animal Model for HTLV Type 1 Human Infection

M Kazanji - AIDS research and human retroviruses, 2000 - liebertpub.com
We show that the squirrel monkey Saimiri sciureus is susceptible to experimental infection
with either syngeneic or allogeneic HTLV-1-immortalized cells. As in humans, such …