Results 41 to 50 of about 28,825 (215)

T cell-mediated lethal shock triggered in mice by the superantigen staphylococcal enterotoxin B: critical role of tumor necrosis factor

open access: yesJournal of Experimental Medicine, 1992
Because mice are more resistant than humans to the pathogenic effects of bacterial toxins, we used D-Galactosamine- (D-Gal) sensitized mice as a model system to evaluate potential toxic shock symptoms triggered by the superantigen staphylococcal ...
T. Miethke   +5 more
semanticscholar   +1 more source

Street Vended Meat Products as Potential Sources of Staphylococcus aureus [PDF]

open access: yesBenha Veterinary Medical Journal, 2018
A total of 90 random samples of street vended meat products represented by beef burger, kofta and sausage (30 of each) were collected from several street vendors in Menofyia government. for isolation and identification of S.
Nahla Shawky   +3 more
doaj   +1 more source

Nano-biotechnological approach for the ultrasensitive electrochemical and fluorescence detection of Staphylococcal enterotoxin B

open access: yesMaterials Research Express
Staphylococcus aureus , a bacterium with gram-positive characteristics and a spherical shape, is typically harboured in the human nose and skin. It can survive at a wide range of temperatures (15 °C to 45 °C), has virulence factors, and contains toxins ...
Meenakshi   +5 more
doaj   +1 more source

Superantigens Modulate Bacterial Density during Staphylococcus aureus Nasal Colonization

open access: yesToxins, 2015
Superantigens (SAgs) are potent microbial toxins that function to activate large numbers of T cells in a T cell receptor (TCR) Vβ-specific manner, resulting in excessive immune system activation.
Stacey X. Xu   +3 more
doaj   +1 more source

Molecular detection of enterotoxigenic Staphylococcus aureus in ready to eat beef products [PDF]

open access: yesBenha Veterinary Medical Journal, 2019
Ready to eat (RTE) meat products are considered a rapid way to animal protein intake which may be preferred by consumers due to its palatability and quality; unfortunately, cooked meat products may be loaded by many foodborne pathogens especially ...
Marionette Zaghloul   +4 more
doaj   +1 more source

Thermal Inactivation of Staphylococcal Enterotoxins B and C [PDF]

open access: yesApplied Microbiology, 1973
Thermal inactivation profiles of staphylococcal enterotoxins B (SEB) and C (SEC) at 80, 100, and 121 C showed that SEC is more resistant than SEB to heat. After 24 h of incubation at 25 C, some reactivation (recovery of serological reactivity) occurred in toxins that had been inactivated by heat.
D Y, Fung   +4 more
openaire   +2 more sources

Engineering Antibodies into Targeted Chimeras: From Recognition Modules to Programmable Degraders

open access: yesAdvanced Science, EarlyView.
Antibody can be engineered into diverse lysosome‐targeting chimeras that convert target recognition into active degradation. By coupling antibody binding with recruited receptors, encoded domains, conjugated ligands, or nanoparticle scaffolds, these antibody‐associated targeted chimeras (AbTACs) platforms direct extracellular and membrane proteins ...
Kaige Chen, Quanyin Hu
wiley   +1 more source

Isolation and Epitope Mapping of Staphylococcal Enterotoxin B Single-Domain Antibodies

open access: yesSensors, 2014
Single-domain antibodies (sdAbs), derived from the heavy chain only antibodies found in camelids such as llamas have the potential to provide rugged detection reagents with high affinities, and the ability to refold after denaturation.
Kendrick B. Turner   +4 more
doaj   +1 more source

Effects of Dietary Mannan Oligosaccharides on Growth, Disease Resistance, and Gut Microbiota in Zebrafish

open access: yesAnimal Research and One Health, EarlyView.
Supplementation with mannan oligosaccharides (MOS) enhances growth, disease resistance, antioxidant capacity, and gut microbiota diversity while suppressing inflammation, apoptosis, and strengthening intestinal barrier integrity in zebrafish challenged with LPS or DSS.
Zhiyuan Lu   +4 more
wiley   +1 more source

Mitogenicity of formalinized toxoids of staphylococcal enterotoxin B [PDF]

open access: yesInfection and Immunity, 1975
Staphylococcal enterotoxin B is a potent mitogen for mouse and human lymphocytes. Mitogenic activity was retained after detoxification of the enterotoxin by formaldehyde at pH 5.0, 7.5, OR 9.5. The most active toxoid (pH 7.5) was separated into a monomeric, a dimeric, and a polymeric fraction (1 x 10(5) to 3 x 10(5) molecular weight) by gel filtration,
L, Spero, D L, Leatherman, W H, Adler
openaire   +2 more sources

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