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  1. 6521
    Sleep Quality and the Depression-Anxiety-Stress State of Frontline Nurses Who Perform Nucleic Acid Sample Collection During COVID-19: A Cross-Sectional Study
    por Chen X, Liu P, Lei GF, Tong L, Wang H, Zhang XQ
    Publicado 2021
    “... testing for the delta strain during the pandemic. Anxiety, stress, and depression are associated...”
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  2. 6522
    Well-Orientation Strategy Biosynthesis of Cefuroxime-Silver Nanoantibiotic for Reinforced Biodentine™ and Its Dental Application against <i>Streptococcus mutans</i>
    “... of ROE-AgNPs on the tested strain. Moreover, Cefuroxime-ROE-AgNPs/BIOD was employed as a novel dental...”
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  3. 6523
    A Single Regulator Mediates Strategic Switching between Attachment/Spread and Growth/Virulence in the Plant Pathogen <italic toggle="yes">Ralstonia solanacearum</italic>
    “... transporters were upregulated in the ΔphcA mutant, which grew faster than the wild-type strain in tomato xylem...”
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  4. 6524
    A Nonredundant Phosphopantetheinyl Transferase, PptA, Is a Novel Antifungal Target That Directs Secondary Metabolite, Siderophore, and Lysine Biosynthesis in <italic toggle="yes">Aspergillus fumigatus</italic> and Is Critical for Pathogenicity
    “... naphthalene (DHN)-melanin. We show that both the lysine and iron requirements of a pptA null strain exceed...”
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  5. 6525
    Penicillin-Binding Protein Transpeptidase Signatures for Tracking and Predicting β-Lactam Resistance Levels in <named-content content-type="genus-species">Streptococcus pneumoniae</named-content>
    “... of choice to treat pneumococcal infections. Some pneumococcal strains have developed β-lactam resistance...”
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  6. 6526
    Further Evidence for Bats as the Evolutionary Source of Middle East Respiratory Syndrome Coronavirus
    “... a MERS-like CoV identified from a Pipistrellus cf. hesperidus bat sampled in Uganda (strain PREDICT...”
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  7. 6527
    Control of <italic toggle="yes">gdhR</italic> Expression in <italic toggle="yes">Neisseria gonorrhoeae</italic> via Autoregulation and a Master Repressor (MtrR) of a Drug Efflux Pump Operon
    “... fitness compared to a complemented mutant strain during experimental murine infection. Interestingly, loss...”
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  8. 6528
    RNA Sequencing Identifies New RNase III Cleavage Sites in <italic toggle="yes">Escherichia coli</italic> and Reveals Increased Regulation of mRNA
    “... deletion mutant compared to the wild-type (WT) strain in early stationary phase, confirming the novel link...”
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  9. 6529
    Bactofencin A, a New Type of Cationic Bacteriocin with Unusual Immunity
    “... bactofencin A-specific immunity on sensitive strains of L. salivarius and S. aureus (although not L...”
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  10. 6530
    Hybrid <named-content content-type="genus-species">Vibrio cholerae</named-content> El Tor Lacking SXT Identified as the Cause of a Cholera Outbreak in the Philippines
    “...116926, a hybrid El Tor strain isolated in Bangladesh in 1991. Overall, the data indicate...”
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  11. 6531
    Discovery of the Elusive UDP-Diacylglucosamine Hydrolase in the Lipid A Biosynthetic Pathway in <named-content content-type="genus-species">Chlamydia trachomatis</named-content>
    “.... trachomatis genomic library using a conditional-lethal lpxH mutant Escherichia coli strain, we have identified...”
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  12. 6532
    Global Population Structure and Evolution of <named-content content-type="genus-species">Bordetella pertussis</named-content> and Their Relationship with Vaccination
    “... adaptation. Pathogen adaptation is suggested by antigenic divergence between vaccine strains and circulating...”
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  13. 6533
    The Monothiol Glutaredoxin Grx4 Regulates Iron Homeostasis and Virulence in <named-content content-type="genus-species">Cryptococcus neoformans</named-content>
    “... strain under low-iron and iron-replete conditions confirmed a central role for Grx4 in iron homeostasis...”
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  14. 6534
    Plasmid Negative Regulation of CPAF Expression Is Pgp4 Independent and Restricted to Invasive <italic toggle="yes">Chlamydia trachomatis</italic> Biovars
    “.... trachomatis macrophage-tropic strain. These findings are important because they define a previously unknown...”
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  15. 6535
    The Typhoid Toxin Produced by the Nontyphoidal <italic toggle="yes">Salmonella enterica</italic> Serotype Javiana Is Required for Induction of a DNA Damage Response <italic toggle="yes">In Vitro</italic> and Systemic Spread <italic toggle="yes">In Vivo</italic>
    “.... enterica serotype Javiana. However, S. Javiana strains harboring deletions of both pltB and its homolog...”
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  16. 6536
    Dual β-Lactam Combinations Highly Active against <named-content content-type="genus-species">Mycobacterium abscessus</named-content> Complex <italic toggle="yes">In Vitro</italic>
    “... caused by Mycobacterium abscessus complex (MABC) strains that are usually recalcitrant to effective...”
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  17. 6537
    Zika Virus Persistently Infects and Is Basolaterally Released from Primary Human Brain Microvascular Endothelial Cells
    “..., which selectively restricts access of blood constituents to neurons. We found that ZIKV (strain PRVABC59...”
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  18. 6538
    Impaired Reduction of N<sub>2</sub>O to N<sub>2</sub> in Acid Soils Is Due to a Posttranscriptional Interference with the Expression of <italic toggle="yes">nosZ</italic>
    “... for the model strain Paracoccus denitrificans. We tested this by experiments with bacteria extracted from soils...”
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  19. 6539
    The Novel Human Influenza A(H7N9) Virus Is Naturally Adapted to Efficient Growth in Human Lung Tissue
    “..., whereas avian H7 subtype viruses propagated poorly. Interestingly, the avian H7 strains provoked a strong...”
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  20. 6540
    Amplification of Aminoglycoside Resistance Gene <italic toggle="yes">aphA1</italic> in <named-content content-type="genus-species">Acinetobacter baumannii</named-content> Results in Tobramycin Therapy Failure
    “... isolate and of the A. baumannii AB0057 reference strain led to similar aphA1 amplifications and elevated...”
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