IFNL4-rs12979860 CC genotype predisposes to accelerated terminal exhaustion and senescence in HIV/HCV-chronic infection

Sonia Arca-Lafuente, Violeta Lara-Aguilar, Manuel Llamas-Adán, Sergio Grande-García, Andrés Deza de la Casa, Luz Martín-Carbonero, Pablo Ryan, Ignacio de los Santos, Mariano Matarranz, Mª Ángeles Jiménez-Sousa, Amanda Fernández-Rodríguez, Verónica Briz · 2025

Read IFNL4-rs12979860 CC genotype predisposes to accelerated terminal exhaustion and senescence in HIV/HCV-chronic infection by Sonia Arca-Lafuente, Violeta Lara-Aguilar, Manuel Llamas-Adán, Sergio Grande-García, Andrés Deza de la Casa, Luz Martín-Carbonero, Pablo Ryan, Ignacio de los Santos, Mariano Matarranz, Mª Ángeles Jiménez-Sousa, Amanda Fernández-Rodríguez, Verónica Briz (2025) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-12751784.txt.

Description

Sonia Arca-Lafuente and co-authors link a gene variant to faster immune aging in people carrying two viruses, in a 2025 study. The variant sits in IFNL4, a gene for an interferon signal. Its CC form helps some people clear hepatitis C on their own. What it does during chronic infection, especially alongside HIV, was unclear.

The team studied over one hundred people with HIV in three groups: chronic hepatitis C, cleared hepatitis C, and never infected. Among the chronically infected, CC carriers showed more worn, over-activated T cells. Their blood also carried higher levels of many immune markers. A variant that aids early clearance may thus hasten cell exhaustion when the virus stays.

Catalog record

CREATORSonia Arca-Lafuente, Violeta Lara-Aguilar, Manuel Llamas-Adán, Sergio Grande-García, Andrés Deza de la Casa, Luz Martín-Carbonero, Pablo Ryan, Ignacio de los Santos, Mariano Matarranz, Mª Ángeles Jiménez-Sousa, Amanda Fernández-Rodríguez, Verónica Briz
YEAR2025
COLLECTIONPAPERS
FORMATTXT
FILE SIZE44 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC12751784

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