Cytolytic CD8+ T cells infiltrate germinal centers to limit ongoing HIV replication in spontaneous controller lymph nodes

DR Collins, J Hitschfel, JM Urbach… - Science …, 2023 - science.org
Follicular CD8+ T cells (fCD8) mediate surveillance in lymph node (LN) germinal centers
against lymphotropic infections and cancers, but the precise mechanisms by which these …

Elite control of HIV is associated with distinct functional and transcriptional signatures in lymphoid tissue CD8+ T cells

S Nguyen, C Deleage, S Darko, A Ransier… - Science translational …, 2019 - science.org
The functional properties of circulating CD8+ T cells have been associated with immune
control of HIV. However, viral replication occurs predominantly in secondary lymphoid …

[PDF][PDF] HIV-specific CD8+ T cells exhibit reduced and differentially regulated cytolytic activity in lymphoid tissue

MA Reuter, PMDR Estrada, M Buggert, C Petrovas… - Cell reports, 2017 - cell.com
Elimination of lymphoid tissue reservoirs is a key component of HIV eradication strategies.
CD8+ T cells play a critical role in control of HIV, but their functional attributes in lymph …

Follicular CD8 T cells accumulate in HIV infection and can kill infected cells in vitro via bispecific antibodies

C Petrovas, S Ferrando-Martinez, MY Gerner… - Science translational …, 2017 - science.org
Cytolytic CD8 T cells play a crucial role in the control and elimination of virus-infected cells
and are a major focus of HIV cure efforts. However, it has been shown that HIV-specific CD8 …

[HTML][HTML] Accumulation of follicular CD8+ T cells in pathogenic SIV infection

S Ferrando-Martinez, E Moysi, A Pegu… - The Journal of …, 2018 - Am Soc Clin Investig
LN follicles constitute major reservoir sites for HIV/SIV persistence. Cure strategies could
benefit from the characterization of CD8+ T cells able to access and eliminate HIV-infected …

[HTML][HTML] Tfh1 cells in germinal centers during chronic HIV/SIV infection

V Velu, G Mylvaganam, C Ibegbu… - Frontiers in …, 2018 - frontiersin.org
T follicular helper CD4 cells (Tfh) are essential for the development and maintenance of
germinal center (GC) reactions, a critical process that promotes the generation of long-lived …

[HTML][HTML] Follicular Regulatory CD8 T Cells Impair the Germinal Center Response in SIV and Ex Vivo HIV Infection

B Miles, SM Miller, JM Folkvord, DN Levy… - PLoS …, 2016 - journals.plos.org
During chronic HIV infection, viral replication is concentrated in secondary lymphoid follicles.
Cytotoxic CD8 T cells control HIV replication in extrafollicular regions, but not in the follicle …

[HTML][HTML] Follicular regulatory T cells impair follicular T helper cells in HIV and SIV infection

B Miles, SM Miller, JM Folkvord, A Kimball… - Nature …, 2015 - nature.com
Human and simian immunodeficiency viruses (HIV and SIV) exploit follicular lymphoid
regions by establishing high levels of viral replication and dysregulating humoral immunity …

Identification and characterization of HIV-specific resident memory CD8+ T cells in human lymphoid tissue

M Buggert, S Nguyen, G Salgado-Montes de Oca… - Science …, 2018 - science.org
Current paradigms of CD8+ T cell–mediated protection in HIV infection center almost
exclusively on studies of peripheral blood, which is thought to provide a window into …

[PDF][PDF] Lytic granule loading of CD8+ T cells is required for HIV-infected cell elimination associated with immune control

SA Migueles, CM Osborne, C Royce, AA Compton… - Immunity, 2008 - cell.com
Virus-specific CD8+ T cells probably mediate control over HIV replication in rare individuals,
termed long-term nonprogressors (LTNPs) or elite controllers. Despite extensive …