Results 1 to 10 of about 583,154 (298)

Values-Based Interventions Increase Reenrollment and Equity among Community College Pre-Allied Health Students

open access: yesJournal of Postsecondary Student Success, 2022
Addressing labor shortages within nursing and allied health professions, which have been exacerbated by the COVID-19 pandemic, requires increasing persistence and equity among community college students pursuing these fields.
Ross O'Hara, Betsy Sparrow, Lois Joy
doaj   +1 more source

Structure-Aware Mycobacterium tuberculosis Functional Annotation Uncloaks Resistance, Metabolic, and Virulence Genes

open access: yesmSystems, 2021
Accurate and timely functional genome annotation is essential for translating basic pathogen research into clinically impactful advances. Here, through literature curation and structure-function inference, we systematically update the functional genome ...
Samuel J. Modlin   +10 more
doaj   +1 more source

Deep phenotyping characterization of human unconventional CD8+NKG2A/C+ T cells among T and NK cells by spectral flow cytometry

open access: yesSTAR Protocols, 2023
Summary: Here, we present a protocol for setting three spectral flow cytometry panels for the characterization of human unconventional CD8+NKG2A/C+ T cells as well as other T and natural killer cell subsets. We describe steps for standardizing, preparing,
Aurelio Orta-Resendiz   +6 more
doaj   +1 more source

NK-B cell cross talk induces CXCR5 expression on natural killer cells

open access: yesiScience, 2021
Summary: B cell follicles (BCFs) in lymph nodes (LNs) are generally exempt of CD8+ T and NK cells. African green monkeys (AGMs), a natural host of simian immunodeficiency virus (SIV), display NK cell-mediated viral control in BCF.
Philippe Rascle   +10 more
doaj   +1 more source

Drivers and sites of diversity in the DNA adenine methylomes of 93 Mycobacterium tuberculosis complex clinical isolates

open access: yeseLife, 2020
This study assembles DNA adenine methylomes for 93 Mycobacterium tuberculosis complex (MTBC) isolates from seven lineages paired with fully-annotated, finished, de novo assembled genomes. Integrative analysis yielded four key results.
Samuel J Modlin   +9 more
doaj   +1 more source

Prophages and Growth Dynamics Confound Experimental Results with Antibiotic-Tolerant Persister Cells

open access: yesmBio, 2017
Bacterial persisters are phenotypic variants that survive antibiotic treatment in a dormant state and can be formed by multiple pathways. We recently proposed that the second messenger (p)ppGpp drives Escherichia coli persister formation through protease
Alexander Harms   +4 more
doaj   +1 more source

PasT of Escherichia coli sustains antibiotic tolerance and aerobic respiration as a bacterial homolog of mitochondrial Coq10

open access: yesMicrobiologyOpen, 2020
Antibiotic‐tolerant persisters are often implicated in treatment failure of chronic and relapsing bacterial infections, but the underlying molecular mechanisms have remained elusive.
Cinzia Fino   +5 more
doaj   +1 more source

Pyrazinamide Susceptibility Is Driven by Activation of the SigE-Dependent Cell Envelope Stress Response in Mycobacterium tuberculosis

open access: yesmBio, 2022
Pyrazinamide (PZA) plays a crucial role in first-line tuberculosis drug therapy. Unlike other antimicrobial agents, PZA is active against Mycobacterium tuberculosis only at low pH. The basis for this conditional drug susceptibility remains undefined.
Joshua M. Thiede   +8 more
doaj   +1 more source

HipA-Mediated Phosphorylation of SeqA Does not Affect Replication Initiation in Escherichia coli

open access: yesFrontiers in Microbiology, 2018
The SeqA protein of Escherichia coli is required to prevent immediate re-initiation of chromosome replication from oriC. The SeqA protein is phosphorylated at the serine-36 (Ser36) residue by the HipA kinase.
Leise Riber   +4 more
doaj   +1 more source

Serine-Threonine Kinases Encoded by Split hipA Homologs Inhibit Tryptophanyl-tRNA Synthetase

open access: yesmBio, 2019
Type II toxin-antitoxin (TA) modules encode a stable toxin that inhibits cell growth and an unstable protein antitoxin that neutralizes the toxin by direct protein-protein contact.
Stine Vang Nielsen   +7 more
doaj   +1 more source

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