Nested Protease and Reverse Transcriptase PCRs
HIV-1 Protease, Reverse Transcriptase, and Integrase Variation
... HIV-1 protease (PR), reverse transcriptase (RT), and integrase (IN) variability presents a challenge to laboratories performing genotypic resistance ...
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Susceptibility of the Porcine Endogenous Retrovirus to Reverse Transcriptase and Protease Inhibitors
... gram (38), with introduction of minimal gaps to facilitate op- timal alignment. The PERV sequence analyzed corresponded to the HIV-1 protease codons 29 to 99 and RT codons 1 to 291. A portion of the alignment of ...
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The Genetic Basis of HIV-1 Resistance to Reverse Transcriptase and Protease Inhibitors
... the reverse transcriptase (RT) and protease enzymes, the molecular targets of antiretroviral ...and protease susceptibility testing be used to help select antiretroviral drugs for ...
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Single tube, nested, reverse transcriptase PCR for detection of viable Mycobacterium tuberculosis
... a reverse transcriptase PCR (RT-PCR), a positive signal would indicate the presence of a recently viable ...single-tube, nested, RT-PCR (STN RT-PCR), these primers detected fewer than 40 CFU in ...
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trans-acting viral protease is necessary and sufficient for activation of avian leukosis virus reverse transcriptase.
... This indicates that an active-site mutation in the PR domain of the gag-pol precursor has no effect on avian leukosis virus infectivity when particles are assembled from wild-type gag pr[r] ...
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Mutations in the Thumb Allow Human Immunodeficiency Virus Type 1 Reverse Transcriptase To Be Cleaved by Protease in Virions
... (HIV-1) reverse transcriptase (RT) has been extensively studied, there are still significant questions about the effects of mutations on the maturation and stability of ...a protease inhibitor, ...
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Covariation of mutation pairs expressed in HIV 1 protease and reverse transcriptase genes subjected to varying treatments
... In Figure 4, we see that the increase in covariation between the untreated sequences and the the sequences which received any treatment whatsoever is far larger than the increase in covariation present in those se- ...
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Comparative Study of Various Non-Nucleoside Reverse Transcriptase Inhibitors on Different Reverse Transcriptase Enzyme
... nucleoside/nucleotide reverse transcriptase inhibitors (NRTIs/ NTRIs) and non-nucleoside reverse tran- scriptase inhibitors (NNRTIs), protease inhibitors and HIV integrase ...
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Reverse transcriptase and protease activities of avian leukosis virus Gag-Pol fusion proteins expressed in insect cells.
... To study how amino acid sequences upstream or down- stream of the RT domain affect enzymatic activity, we con- structed baculovirus vectors that express fusion proteins like those genera[r] ...
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Cross clade simultaneous HIV drug resistance genotyping for reverse transcriptase, protease, and integrase inhibitor mutations by Illumina MiSeq
... to reverse transcription inhibitors and protease inhibitors with a single amplicon, and finally, simultaneous genotyping of all major group M HIV subtypes with a single set of amplification ...
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Effects of Human Immunodeficiency Virus Type 1 Resistance to Protease Inhibitors on Reverse Transcriptase Processing, Activity, and Drug Sensitivity
... than the normal polymerase-RNase H cleavage site (Fig. 1A, lower panel). We expected that the reduction in the amount of mature RT in viral particles consecutive to reduced protease activity would be associated ...
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Identification of a doubly spliced viral transcript joining the separated domains for putative protease and reverse transcriptase of hepatitis B virus.
... We have now detected in infected human livers a novel doubly spliced RNA in which one splicing event removed the hypervariable region of the pol gene but retained the conserved region.. [r] ...
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Mutations That Abrogate Human Immunodeficiency Virus Type 1 Reverse Transcriptase Dimerization Affect Maturation of the Reverse Transcriptase Heterodimer
... (HIV-1) reverse transcriptase (RT) dimerization on virus replication is not known, as mutations shown previously to inhibit RT dimerization also impact Gag-Pol stability, resulting in pleiotropic effects on ...
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Selective killing of human immunodeficiency virus infected cells by non nucleoside reverse transcriptase inhibitor induced activation of HIV protease
... reverse transcription, since the proportion of virus pro- ducing cells in this system does not depend on infection of new host cells. Immunoblot analysis of cell lysates after treatment with two of the more potent ...
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G→A Hypermutation in Protease and Reverse Transcriptase Regions of Human Immunodeficiency Virus Type 1 Residing in Resting CD4+ T Cells In Vivo
... Received 10 August 2004/Accepted 9 September 2004 In vitro studies have shown that the host cytidine deaminase APOBEC3G causes lethal hypermutation in human immunodeficiency virus type 1 reverse transcripts unless ...
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Exploiting HIV-1 protease and reverse transcriptase cross-resistance information for improved drug resistance prediction by means of multi-label classification
... nucleoside reverse transcriptase inhibitors (NRTIs) combined with one non-nucleoside reverse transcrip- tase inhibitor (NNRTI) or one protease inhibitor ...HIV-1 protease, an enzyme ...
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Virtual Screening for Novel HIV-Reverse Transcriptase Inhibitors
... world. Reverse transcriptase, protease and integrase are coded by the gag and gag–pol genes of HIV that shows a significant role in the repetition cycle of ...Viral reverse ...
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Human Immunodeficiency Virus type 1 reverse transcriptase and protease gene mutations: An observational and prediction study on antiretroviral interactions and co-receptor usage.
... increase their utility. These results also show a possible need for subtype specific algorithm for interpretation of HIV-1 genotypic drug resistance. The RT mutations were primarily seen in our in-silico studies to ...
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In Vitro Evolution of the Human Immunodeficiency Virus Type 1 Gag Protease Region and Maintenance of Reverse Transcriptase Resistance following Prolonged Drug Exposure
... a protease inhibitor: indinavir (IDV), ritonavir, or ...accumulated protease mutations at positions M46I and ...the protease and Gag-protease cleavage ...
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Role of the avian retroviral protease in the activation of reverse transcriptase during virion assembly.
... D371 substitution in GP12.D371 (Fig. 6A), the yield of active RT was reduced even further than with GP15.D37I (down to J.. Summary of phenotypes observed in coexpression experiments. The[r] ...
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