Dynamics of HIV reservoir decay and naïve CD4 T-cell recovery between immune non-responders and complete responders on long-term antiretroviral treatment

Copyright © 2021. Published by Elsevier Inc.

Bibliographische Detailangaben
Veröffentlicht in:Clinical immunology (Orlando, Fla.). - 1999. - 229(2021) vom: 01. Aug., Seite 108773
1. Verfasser: Zhang, Lu-Xue (VerfasserIn)
Weitere Verfasser: Song, Jin-Wen, Zhang, Chao, Fan, Xing, Huang, Hui-Huang, Xu, Ruo-Nan, Liu, Jia-Ye, Zhang, Ji-Yuan, Wang, Li-Feng, Zhou, Chun-Bao, Jin, Lei, Shi, Ming, Wang, Fu-Sheng, Jiao, Yan-Mei
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2021
Zugriff auf das übergeordnete Werk:Clinical immunology (Orlando, Fla.)
Schlagworte:Journal Article Research Support, Non-U.S. Gov't HIV HIV reservoir Immunological non-responders Long-term antiretroviral therapy naïve CD4 T-cell recovery DNA, Viral RNA, Viral
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100 1 |a Zhang, Lu-Xue  |e verfasserin  |4 aut 
245 1 0 |a Dynamics of HIV reservoir decay and naïve CD4 T-cell recovery between immune non-responders and complete responders on long-term antiretroviral treatment 
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520 |a BACKGROUND: The dynamics of viral reservoir decay and naïve CD4 T-cell recovery between immunological non-responders (INR) and complete responders (CR) during long-term antiretroviral treatment (ART) are not fully known 
520 |a METHODS: Twenty-eight chronic HIV-infected individuals on 5-year ART were divided into two groups: INR (CD4 counts ≤350 cells/μL, n = 13) and CR (CD4 counts ≥500 cells/μL, n = 15). The levels of HIV DNA and cell-associated HIV RNA (CA-RNA), CD4 counts, naïve CD4 counts and their correlations were analyzed at baseline, years 1, 3 and 5 of ART between the two groups. Expression of PD-1 on CD4 T-cells was quantified by flow cytometry. Linear mixed effect models were used to estimate the change procession in repeated measurements over 5 years. Slopes of the above-mentioned indicators were estimated using participant-specific linear regressions, respectively 
520 |a RESULTS: INR maintained higher levels of HIV DNA and CA-RNA with higher percentages of PD-1+CD4 T-cells compared with CR during 5-year ART, concurrent with lower naïve CD4 T-cells. However, the rates of HIV DNA and CA-RNA decay in INR were not different from that in CR over time, and INR had higher rates of naïve CD4 T-cell percentage recovery. The baseline levels of HIV DNA were positively associated with the 5-year levels of HIV DNA, but negatively associated with the 5-year naïve CD4 counts 
520 |a CONCLUSIONS: INR maintained significantly higher viral reservoir and lower naïve CD4 T-cells compared with CR during 5-year ART, however, the rates of reservoir decay and naïve CD4 T-cell percentage growth within INR were not lower than that in CR over time 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a HIV 
650 4 |a HIV reservoir 
650 4 |a Immunological non-responders 
650 4 |a Long-term antiretroviral therapy 
650 4 |a naïve CD4 T-cell recovery 
650 7 |a DNA, Viral  |2 NLM 
650 7 |a RNA, Viral  |2 NLM 
700 1 |a Song, Jin-Wen  |e verfasserin  |4 aut 
700 1 |a Zhang, Chao  |e verfasserin  |4 aut 
700 1 |a Fan, Xing  |e verfasserin  |4 aut 
700 1 |a Huang, Hui-Huang  |e verfasserin  |4 aut 
700 1 |a Xu, Ruo-Nan  |e verfasserin  |4 aut 
700 1 |a Liu, Jia-Ye  |e verfasserin  |4 aut 
700 1 |a Zhang, Ji-Yuan  |e verfasserin  |4 aut 
700 1 |a Wang, Li-Feng  |e verfasserin  |4 aut 
700 1 |a Zhou, Chun-Bao  |e verfasserin  |4 aut 
700 1 |a Jin, Lei  |e verfasserin  |4 aut 
700 1 |a Shi, Ming  |e verfasserin  |4 aut 
700 1 |a Wang, Fu-Sheng  |e verfasserin  |4 aut 
700 1 |a Jiao, Yan-Mei  |e verfasserin  |4 aut 
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