Results 51 to 60 of about 789,731 (197)

Type IV secretion in Gram-negative and Gram-positive bacteria

open access: yesCurrent Topics in Microbiology and Immunology, 2018
Type IV secretion systems (T4SSs) are versatile multiprotein nanomachines spanning the entire cell envelope in Gram‐negative and Gram‐positive bacteria.
E. Grohmann   +3 more
semanticscholar   +1 more source

A flavin-based extracellular electron transfer mechanism in diverse gram-positive bacteria

open access: yesNature, 2018
Extracellular electron transfer (EET) describes microbial bioelectrochemical processes in which electrons are transferred from the cytosol to the exterior of the cell1.
S. Light   +7 more
semanticscholar   +1 more source

Role of some wild birds in transmission of bacterial pathogens of zoonotic importance and poultry health and production [PDF]

open access: yesVeterinary Medical Journal - Giza, 2014
Cloacal swabs and drooping samples of 48 wild birds, including 16sparrows, 6 Brewer’s blackbirds (Songbirds /starling),7 black crows (raven) ,10 Doves, 5 quail .
Ghazi Zohair, Amer M
doaj   +1 more source

Current Pattern of Bloodstream Infections in a Tertiary Care Hospital of Karachi and Clinical Significance of Positive Blood Cultures

open access: yesJournal of the Dow University of Health Sciences, 2010
Objective: Blood stream infections (BSI) (septicemias) require prompt empirical therapy based on awarenessof the drug susceptibility profiles of locally prevalent pathogens isolated.
Farhan Essa Abdullah   +2 more
doaj   +4 more sources

Evaluation of the activity of antimicrobial peptides against bacterial vaginosis

open access: yesOpen Life Sciences
New drugs for the treatment of bacterial vaginosis (BV) are yet to be developed due to concerns that they may contribute to the increase in antibiotic resistance in BV.
Kang Xuning   +5 more
doaj   +1 more source

Antimicrobial cellulose hydrogels against gram-positive and gram-negative bacteria

open access: yesFrontiers in Soft Matter
The development of hydrogels has a significant impact in fields such as tissue engineering and biomedical devices. The present study tests different cellulose particles extracted from plants to produce hydrogels and identify if these particles and ...
Karla Miño   +9 more
doaj   +1 more source

Genetic and Structural Analyses of RRNPP Intercellular Peptide Signaling of Gram-Positive Bacteria

open access: yesAnnual Review of Genetics, 2017
Bacteria use diffusible chemical messengers, termed pheromones, to coordinate gene expression and behavior among cells in a community by a process known as quorum sensing.
M. Neiditch   +3 more
semanticscholar   +1 more source

Can presepsin uniformly respond to various pathogens? - an in vitro assay of new sepsis marker -

open access: yesBMC Immunology, 2020
Background Presepsin (soluble CD14 subtype) is a novel biomarker of sepsis used for early diagnosis. Originally, CD14 is known as the pattern recognition receptor for the lipopolysaccharide (LPS)/LBP complexes, and the diagnostic value of this molecule ...
Yusuke Koizumi   +11 more
doaj   +1 more source

Differential Pd-nanocrystal facets demonstrate distinct antibacterial activity against Gram-positive and Gram-negative bacteria

open access: yesNature Communications, 2018
Noble metal-based nanomaterials have shown promise as potential enzyme mimetics, but the facet effect and underlying molecular mechanisms are largely unknown.
Ge Fang   +9 more
semanticscholar   +1 more source

Automated identification of gram-positive bacteria [PDF]

open access: yesJournal of Clinical Microbiology, 1982
A total of 451 strains of gram-positive bacteria were identified with a prototype of the Gram-Positive Identification card used in conjunction with the AutoMicrobic system (Vitek Systems, Inc., Hazelwood, Mo.). Of the species that the Gram-Positive Identification card is capable of identifying, 85% of staphylococcal, 50% of beta-hemolytic group A, B, C,
K L, Ruoff   +3 more
openaire   +2 more sources

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