Results 21 to 30 of about 7,686 (267)

Molecular basis of resistance to muramidase and cationic antimicrobial peptide activity of lysozyme in staphylococci. [PDF]

open access: yesPLoS Pathogens, 2007
It has been shown recently that modification of peptidoglycan by O-acetylation renders pathogenic staphylococci resistant to the muramidase activity of lysozyme. Here, we show that a Staphylococcus aureus double mutant defective in O-acetyltransferase A (
Silvia Herbert   +8 more
doaj   +2 more sources

The influence of microbial muramidase on growth and gut health of weaned piglets

open access: yesItalian Journal of Animal Science
Microbial muramidase (MUR) can hydrolyses bacterial peptidoglycan (PGN) in the gut, thereby reducing PGN-induced mucosal inflammation and promoting intestinal homeostasis. Based on this, it was hypothesised that dietary supplementation with microbial MUR
Federico Correa   +5 more
doaj   +2 more sources

Biopsy-proven sarcoidosis lesion of the levator palpebrae superioris causing myogenic blepharoptosis [PDF]

open access: yesAmerican Journal of Ophthalmology Case Reports
Purpose: We describe a case of myogenic blepharoptosis due to sarcoidosis directly involving the levator palpebrae superioris, confirmed with biopsy.
Kim A. Firn   +2 more
doaj   +2 more sources

VAGINAL LACTOBACILLI REGULATE THE ACTIVITY OF MURAMIDASE VIA HYDROGEN PEROXIDE AND SURFACTANTS

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2018
Aim. Evaluation of the effect of metabolites of vaginal lactobacilli on the enzymatic and bactericidal activity of muramidase. Materials and methods. We investigated how the enzymatic and bactericidal activity of muramidase changes after treatment with ...
A. V. Sgibnev, E. A. Kremleva
doaj   +2 more sources

A Rapid and Sensitive Assay of Muramidase.

open access: yesExperimental Biology and Medicine, 1965
SummaryAn improved method has been developed for assay of muramidase in several biological systems. This method involves measurement of the rate of lysis of a 25 mg% suspension of M. lysodeikticus in 0.05 M NaCl and M/15 phosphate buffer, pH 6.2. The rate of lysis is measured in a Beckman DB spectrophotometer at 540 mμ with an attached recorder.
R M, PARRY, R C, CHANDAN, K M, SHAHANI
openaire   +3 more sources

<i>Pseudomonas aeruginosa</i> Cryptic Prophage Endolysin Is a Highly Active Muramidase. [PDF]

open access: yesBiochemistry
Endolysins are phage-encoded enzymes that cleave the peptidoglycan of host bacteria. These enzymes have gained considerable attention due to their ability to cause cell lysis, making them candidates as antibacterial agents.
Thorén Edvardsen PK   +4 more
europepmc   +2 more sources

Effects of Dietary Microbial Muramidase on the Growth, Liver Histoarchitecture, Antioxidant Status, and Immunoexpression of Pro-Inflammatory Cytokines in Broiler Chickens. [PDF]

open access: yesAnimals (Basel), 2023
Simple Summary Feeding approaches to increase production efficiency using new feed additives are essential for sustainable poultry production. This study aimed to evaluate the dietary addition of microbial muramidase (MMUR) on broiler chickens ...
Omar AE   +9 more
europepmc   +2 more sources

Orally administered β-glucan improves the hemolytic activity of the complement system in horses [PDF]

open access: yesVeterinary World, 2021
Background and Aim: Immune-modulating molecules mainly act on innate immune cells, which are central to early defense against invading pathogens and contribute to developing adaptive immunity. Yeast-extracted β-glucan, a model immune-modulating molecule,
Taline Scalco Picetti   +7 more
doaj   +1 more source

Crystal Structure of Human Lysozyme Complexed with N-Acetyl-α-d-glucosamine

open access: yesApplied Sciences, 2022
Human lysozyme is a natural non-specific immune protein that participates in the immune response of infants against bacterial and viral infections. Lysozyme is a well-known hydrolase that cleaves peptidoglycan in bacterial cell walls.
Ki Hyun Nam
doaj   +1 more source

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