322 research outputs found
Стилистический эффект разговорной речи и его составляющие
В обучении русскому языку как иностранному на современном этапе большое внимание уделяется особенностям русской разговорной речи. Это обусловлено целым рядом причин, среди которых, на наш взгляд, можно выделить следующие: во-первых, разговорная речь всегда отличается активностью проникновения во все сферы жизнедеятельности людей и функционирует как в повседневном общении, так и в различных сферах (литературе, кино, политике и т.д.). Во-вторых, разговорная речь носит
многожанровый характер, что зачастую затрудняет ее понимание иностранными студентами. В-третьих, в разговорную речь помимо слов нейтрального стиля все активнее стала проникать арготическая лексика. Именно в связи с этим особый интерес у нас вызывает разговорный стиль
речи в преломлении на инофонную аудиторию
Favorable immune responses in order to achieve control of viremia in acute infection and in order to maintain control once achieved as in post-treatment control.
(A) Favorable immune responses to achieve control in acute infection. (B) Favorable immune responses to maintain virus control once achieved. SIV, simian immunodeficiency virus.</p
The time ART is initiated may prove to be critical determinant of post-treatment control.
Treatment of “hyperacute” HIV infection (Fiebig 1) may prevent the development of an effective immune response. During a subsequent treatment interruption, the virus will rebound rapidly, and there will be limited chance for post-treatment control. In contrast, a delay in treatment for too long will result in a generation of escape mutants, a large and difficult-to-control reservoir, and a damaged immune system. ART, antiretroviral therapy; CTL, cytotoxic T lymphocyte.</p
Multivariate Regression of Virologic Failure on Adherence, Duration of Continuous Suppression, and Confounders.
<p>Multivariate Regression of Virologic Failure on Adherence, Duration of Continuous Suppression, and Confounders.</p
Participant Characteristics at Start of Adherence Monitoring.
<p>Participant Characteristics at Start of Adherence Monitoring.</p
Participant Characteristics During Follow-up.
<p>Participant Characteristics During Follow-up.</p
Estimates and 95% Confidence Intervals for the Risk of Virologic Failure, at Four Ranges of Adherence, Given Duration of Continuous Viral Suppression.
<p>Estimates and 95% Confidence Intervals for the Risk of Virologic Failure, at Four Ranges of Adherence, Given Duration of Continuous Viral Suppression.</p
Proteasome inhibitors cooperate with existing LRAs to reactivate latent HIV-1 <i>ex vivo</i> without inducing T cell activation or proliferation.
A. Freshly isolated CD4+ T cells from ART-suppressed HIV-1-infected individuals were treated with the indicated drug(s) for 24 hr. HIV-1 RNAs in the cells were quantified with RT-qPCR. The PCR signal from each drug combination was normalized to the DMSO group for each individual to calculate the fold induction displayed in the scatter plot. Mean ± standard error of the mean (SEM) is displayed, and the asterisks indicate the levels of statistical significance calculated by two-tailed unpaired t-tests (*: pB. The Bliss independence model was used to assess drug synergism displayed by the indicated drug combinations. The mean ± standard deviation (SD) is shown for each combination. The asterisks indicate the levels of statistical significance calculated by two-tailed unpaired t-tests to compare between the predicted and observed drug combination effects (*: pfaxy = 0). Δfaxy > 0 indicates synergy, whereas Δfaxy C. Primary CD4+ T cells isolated from patient #1 were treated with the indicated drugs for 24 hr. The cell surface expression of the T cell activation markers CD69 and CD25 was examined by immunostaining and flow cytometry. D. Primary CD4+ T cells from patient #1 were stained with CellTrace CFSE, treated with the indicated drugs for 24 hr, cultured under drug-free conditions for 3 additional days, stained with the anti-CD4 fluorescent antibody, and then analyzed by flow cytometry.</p
Reiterative Enrichment and Authentication of CRISPRi Targets (REACT) identifies novel HIV-1 restriction factors in Jurkat 2D10 cells.
A. A diagram showing the procedure of REACT that involves repeated cycles of CRISPRi, FACS-selection of GFP+ cells, and subcloning of the sgRNA library to enrich the sgRNA sequences that target host HIV-1 restriction factors. The 2D10-based TetOn mCherry-dCas9-KRAB cell line (called 2D10-CRISPRi) was used. B. Representative FACS plots of 2D10-CRISPRi cells non-transduced or transduced by original or enriched sgRNA libraries. The cells were first treated with either DMSO (Dox-) or doxycycline (Dox+) to induce the expression of the KRAB-dCas9-HA-P2A-mCherry fusion protein and then selected by FACS for the GFP+ cells harboring activated HIV-1. C. The round 4-enriched and original sgRNA libraries were subjected to high throughput sequencing and the fold of enrichment for each sgRNA was calculated based on its reads per million in the round 4-enriched library divided by those in the original library and presented on a scatter plot, with the 7 most significantly enriched sequences highlighted in green. D. Shown are the sequences of the 7 sgRNA highlighted in C and their target genes.</p
Schematic diagram of the viral dynamic model.
<p>Schematic diagram of the viral dynamic model.</p
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