Results 31 to 40 of about 565,542 (282)

Prevalence of HIV-1 Drug Resistance among Women Screening for HIV Prevention Trials in KwaZulu-Natal, South Africa (MTN-009) [PDF]

open access: yes, 2013
Background:A major concern with using antiretroviral (ARV)-based products for HIV prevention is the potential spread of drug resistance, particularly from individuals who are HIV-infected but unaware of their status.
Barbara Mensch   +12 more
core   +2 more sources

Experience With Pretravel Testing for SARS-CoV-2 at an Academic Medical Center

open access: yesAcademic Pathology, 2021
International travel has been a significant factor in the coronavirus disease 2019 pandemic. Many countries and airlines have implemented travel restrictions to limit the spread of the causative agent, severe acute respiratory syndrome coronavirus-2.
Katherine L. Imborek MD   +5 more
doaj   +1 more source

Focus on chirality of HIV-​1 non-​nucleoside reverse transcriptase inhibitors [PDF]

open access: yes, 2016
Chiral HIV-1 non-nucleoside reverse transcriptase inhibitors (NNRTIs) are of great interest since one enantiomer is often more potent than the corresponding counterpart against the HIV-1 wild type (WT) and the HIV-1 drug resistant mutant strains.
Famiglini, Valeria, Silvestri, Romano
core   +2 more sources

Lipometabolic side-effects of three ritonavir-boosted double protease inhibitor regimens without reverse transcriptase inhibitors [PDF]

open access: yes, 2008
Poster presentation: Purpose of the study To compare the lipometabolic profiles of three double-boosted protease inhibitor (PI) regimens at standard dose, containing saquinavir and ritonavir in combination with lopinavir (LOPSAQ), atazanavir (ATSAQ) or ...
Bickel, Markus   +8 more
core   +1 more source

COVID-19 Diagnosed by Real-Time Reverse Transcriptase-Polymerase Chain Reaction in Nasopharyngeal Specimens of Suspected Cases in a Tertiary Care Center: A Descriptive Cross-sectional Study

open access: yesJournal of Nepal Medical Association, 2021
Introduction: The emergence of severe acute respiratory syndrome coronavirus-2 pandemic is critically challenging the whole world. The real-time reverse transcriptase-polymerase chain reaction is the most widely used confirmatory test for COVID-19 ...
Narayani Maharjan   +4 more
doaj   +1 more source

Effect of reverse transcriptase inhibitors on LINE-1 and Ty1 reverse transcriptase activities and on LINE-1 retrotransposition [PDF]

open access: yes, 2011
Background LINE-1s (L1, Long Interspersed Element-1) are the most abundant autonomous non-LTR retrotransposons in the human genome and replicate by reverse transcription of an RNA intermediate.
Lixin Dai, Qing Huang, Jef D Boeke
core   +1 more source

High-resolution view of HIV-1 reverse transcriptase initiation complexes and inhibition by NNRTI drugs

open access: yesNature Communications, 2021
Initiation of HIV-1 reverse transcription occurs at the host tRNALys 3, which forms a complex with the 5’ end of the HIV-1 viral RNA and reverse transcriptase (RT).
Betty Ha   +7 more
doaj   +1 more source

Allosteric HIV-1 integrase inhibitors lead to premature degradation of the viral RNA genome and integrase in target cells [PDF]

open access: yes, 2017
Recent evidence indicates that inhibition of HIV-1 integrase (IN) binding to the viral RNA genome by allosteric integrase inhibitors (ALLINIs) or through mutations within IN yields aberrant particles in which the viral ribonucleoprotein complexes (vRNPs)
Elliott, Jennifer   +8 more
core   +2 more sources

Endogenous Reverse Transcriptase Inhibition Attenuates TLR5-Mediated Inflammation

open access: yesmBio, 2023
Transposable elements (TEs) are mobile genomic sequences that encompass roughly 50% of the human genome. Class 1 TEs, or “retrotransposons,” mobilize through the production of an RNA intermediate that is then reverse transcribed to form complementary DNA
Nicholas Dopkins   +7 more
doaj   +1 more source

Kinetic analysis of reverse transcriptase activity of bacterial family A DNA polymerases. [PDF]

open access: yes, 2012
Some bacterial thermostable, wild-type or genetically engineered family A DNA polymerases have reverse transcriptase activity. However, difference in reverse transcriptase activities of family A DNA polymerases and retroviral reverse transcriptases (RTs)
Fujiwara, Shinsuke   +4 more
core   +1 more source

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