Results 91 to 100 of about 658,368 (320)

Mapping Transmission Dynamics and Drug Resistance Surveillance in the Cyprus HIV-1 Epidemic (2017–2021)

open access: yesViruses
The human immunodeficiency virus type 1 (HIV-1) epidemic has been a major public health threat on a global scale since the early 1980s. Despite the introduction of combination antiretroviral therapy (cART), the incidence of new HIV-1 infections continues
Cicek Topcu   +6 more
doaj   +1 more source

Establishment and stability of the latent HIV-1 DNA reservoir [PDF]

open access: yesarXiv, 2016
HIV-1 infection currently cannot be cured because the virus persists as integrated proviral DNA in long-lived cells despite years of suppressive antiretroviral therapy (ART). To characterize establishment, turnover, and evolution of viral DNA reservoirs we deep-sequenced the p17gag region of the HIV-1 genome from samples obtained after 3-18 years of ...
arxiv  

Nuclear Translocation of S100A9 Triggers Senescence of Human Amnion Fibroblasts by De‐Repressing LINE1 Via Heterochromatin Erosion at Parturition

open access: yesAdvanced Science, EarlyView.
This study shows that the classical secretory protein S100 calcium‐binding protein A9 (S100A9) can translocate to the nucleus upon de‐phosphorylation at Thr 113 in human amnion fibroblasts at parturition, where S100A9 induces heterochromatin erosion through segregation of the heterochromatin maintenance protein, resulting inLong Interspersed Nuclear ...
Fan Zhang   +8 more
wiley   +1 more source

Supplemental Data: Stochastic Gene Expression in a Lentiviral Positive Feedback Loop: HIV-1 Tat Fluctuations Drive Phenotypic Diversity [PDF]

open access: yesarXiv, 2006
Supplemental data for "Stochastic Gene Expression in a Lentiviral Positive Feedback Loop: HIV-1 Tat Fluctuations Drive Phenotypic Diversity" [q-bio.MN/0608002, Cell. 2005 Jul 29;122(2):169-82].
arxiv  

A Versatile High‐Throughput Single‐Cell Screening Platform for Profiling Antigen‐Specific Long‐Lived B Cells in Blood and Bone Marrow

open access: yesAdvanced Science, EarlyView.
The MoSMAR‐chip platform provides a high‐throughput and cost‐effective tool for identifying and characterizing antigen‐specific antibody‐secreting cells (ASCs) and memory B cells (MBCs) at the single‐cell level. The ASCs from coronavirus disease 2019 (COVID‐19) vaccine‐immunized mice were successfully analyzed, revealing diverse neutralizing antibodies
Tian Zhao   +13 more
wiley   +1 more source

Geometry of Liquid Crystals and the alignment of HIV-1 virus helical filaments [PDF]

open access: yesarXiv, 2007
Geometry of Liquid crystals as detectors of HIV twisted helical filaments is presented.
arxiv  

Cytopathic Mechanisms of HIV-1 [PDF]

open access: yesVirology Journal, 2007
The human immunodeficiency virus type 1 (HIV-1) has been intensely investigated since its discovery in 1983 as the cause of acquired immune deficiency syndrome (AIDS). With relatively few proteins made by the virus, it is able to accomplish many tasks, with each protein serving multiple functions.
openaire   +4 more sources

M6A Modified miR‐31‐5p Suppresses M1 Macrophage Polarization and Autoimmune Dry Eye by Targeting P2RX7

open access: yesAdvanced Science, EarlyView.
The upregulation of FTO in autoimmune dry eye suppresses the recognition of pri‐miR‐31 by DGCR8, thereby inhibiting the maturation of miR‐31‐5p and reducing its inhibitory effect on the target gene P2RX7. The activation of P2RX7 subsequently triggers the p38 MAPK signaling pathway and increases the level of M1‐related genes, thus exacerbating the ...
Lu Zhao   +10 more
wiley   +1 more source

Prevalence of HIV Transmitted Drug Resistance in Nanjing from 2018 to 2021

open access: yesInfection and Drug Resistance, 2023
Yifan Su,1 Mingxue Qi,1 Mingli Zhong,2 Nawei Yu,1 Chen Chen,1 Zi Ye,1 Cong Cheng,1 Zhiliang Hu,1 Hongying Zhang,3 Hongxia Wei1 1Department of Infectious Disease, The Second Hospital of Nanjing Affiliated to Nanjing University of Chinese Medicine, Nanjing,
Su Y   +9 more
doaj  

How conformational changes can affect catalysis, inhibition and drug resistance of enzymes with induced-fit binding mechanism such as the HIV-1 protease [PDF]

open access: yes, 2013
A central question is how the conformational changes of proteins affect their function and the inhibition of this function by drug molecules. Many enzymes change from an open to a closed conformation upon binding of substrate or inhibitor molecules.
arxiv   +1 more source

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