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Merck

Gut-homing Δ42PD1

Nature microbiology (2017-08-16)
Allen Ka Loon Cheung, Hau-Yee Kwok, Yiru Huang, Min Chen, Yufei Mo, Xilin Wu, Ka-Shing Lam, Hoi-Kuan Kong, Terrence Chi Kong Lau, Jingying Zhou, Jingjing Li, Lin Cheng, Boon Kiat Lee, Qiaoli Peng, Xiaofan Lu, Minghui An, Hui Wang, Hong Shang, Boping Zhou, Hao Wu, Aimin Xu, Kwok-Yung Yuen, Zhiwei Chen
PMID28808299
ABSTRACT

The innate immune cells underlying mucosal inflammatory responses and damage during acute HIV-1 infection remain incompletely understood. Here, we report a Vδ2 subset of gut-homing γδ T cells with significantly upregulated Δ42PD1 (a PD1 isoform) in acute (~20%) HIV-1 patients compared to chronic HIV-1 patients (~11%) and healthy controls (~2%). The frequency of Δ42PD1