Results 21 to 30 of about 17,996 (227)

Molecular Mechanisms of Mast Cell Activation by Cholesterol-Dependent Cytolysins

open access: yesFrontiers in Immunology, 2021
Mast cells are potent immune sensors of the tissue microenvironment. Within seconds of activation, they release various preformed biologically active products and initiate the process of de novo synthesis of cytokines, chemokines, and other inflammatory ...
Lubica Draberova   +2 more
doaj   +1 more source

Bacterial Exotoxins: General Characteristics and Mode of Action [PDF]

open access: yesمجلة جامعة كركوك للعلوم الزراعية
The idea of the harmful effects of pathogenic bacteria via toxin production has existed since ancient times. In 1872, Klebs hypothesized that "sepsins" were responsible for the formation of toxins produced by staphylococci, although he was unable to ...
Mustafa Omar
doaj   +1 more source

Staphylococcus aureus Exotoxins and Their Detection in the Dairy Industry and Mastitis

open access: yesToxins, 2020
Staphylococcus aureus constitutes a major food-borne pathogen, as well as one of the main causative agents of mastitis in dairy ruminants. This pathogen can produce a variety of extracellular toxins; these include the shock syndrome toxin 1 (TSST-1 ...
Ana G. Abril   +6 more
doaj   +1 more source

Engineered Liposomes Protect Immortalized Immune Cells from Cytolysins Secreted by Group A and Group G Streptococci

open access: yesCells, 2022
The increasing antibiotic resistance of bacterial pathogens fosters the development of alternative, non-antibiotic treatments. Antivirulence therapy, which is neither bacteriostatic nor bactericidal, acts by depriving bacterial pathogens of their ...
Hervé Besançon   +4 more
doaj   +1 more source

Subinhibitory concentrations of perilla oil affect the expression of secreted virulence factor genes in Staphylococcus aureus. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: The pathogenicity of staphylococcus aureus is dependent largely upon its ability to secrete a number of virulence factors, therefore, anti-virulence strategy to combat S. aureus-mediated infections is now gaining great interest.
Jiazhang Qiu   +10 more
doaj   +1 more source

Intrinsic Toxin-Derived Peptides Destabilize and Inactivate Clostridium difficile TcdB

open access: yesmBio, 2017
Clostridium difficile infection (CDI) is a major cause of hospital-associated, antibiotic-induced diarrhea, which is largely mediated by the production of two large multidomain clostridial toxins, TcdA and TcdB.
Jason L. Larabee   +3 more
doaj   +1 more source

Staphylococcal and Streptococcal Superantigen Exotoxins [PDF]

open access: yesClinical Microbiology Reviews, 2013
SUMMARYThis review begins with a discussion of the large family ofStaphylococcus aureusand beta-hemolytic streptococcal pyrogenic toxin T lymphocyte superantigens from structural and immunobiological perspectives. With this as background, the review then discusses the major known and possible human disease associations with superantigens, including ...
Adam R, Spaulding   +5 more
openaire   +2 more sources

Toxin Production by Aeromonas sobria in Natural Environments: River Water vs. Seawater [PDF]

open access: yes, 2008
Aeromonas are water-borne pathogens. They are halotolerant, which means that they can survive in environments whose salt content corresponds to that of seawater (3.0% NaCl).
Ansaruzzaman, Mohammad   +6 more
core   +1 more source

The burden of clostridium difficile infection in patients with liver cirrhosis [PDF]

open access: yes, 2019
Clostridium Difficile Infection (CDI) has registered a dramatically increasing incidence in the general population over the past decades. Nowadays, Clostridium Difficile is the leading cause of hospital-acquired diarrhea in Europe and North America ...
Dumitru, Andrada   +5 more
core   +2 more sources

Tailored liposomal nanotraps for the treatment of Streptococcal infections

open access: yesJournal of Nanobiotechnology, 2021
Background Streptococcal infections are associated with life-threatening pneumonia and sepsis. The rise in antibiotic resistance calls for novel approaches to treat bacterial diseases. Anti-virulence strategies promote a natural way of pathogen clearance
Hervé Besançon   +9 more
doaj   +1 more source

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