WebDec 3, 2024 · Croup. Croup refers to an infection of the upper airway, which becomes narrow, making it harder to breathe. Croup also causes a cough that sounds like barking. The cough and other signs and symptoms of croup are the result of swelling and irritation around the voice box (larynx), windpipe (trachea) and bronchial tubes (bronchi). Cord factor, or trehalose dimycolate, is a glycolipid molecule found in the cell wall of Mycobacterium tuberculosis and similar species. It is the primary lipid found on the exterior of M. tuberculosis cells. Cord factor influences the arrangement of M. tuberculosis cells into long and slender formations, giving its … See more A cord factor molecule is composed of a sugar molecule, trehalose (a disaccharide), composed of two glucose molecules linked together. Trehalose is esterified to two mycolic acid residues. One of the two mycolic acid … See more The function of cord factor is highly dependent on what environment it is located, and therefore its conformation. This is evident as … See more Infection by M. tuberculosis remains a serious problem in the world and knowledge of cord factor can be useful in controlling this … See more A large quantity of cord factor is found in virulent M. tuberculosis, but not in avirulent M. tuberculosis. Furthermore, M. tuberculosis loses its virulence if its ability to produce cord factor molecules is compromised. Consequently, when all lipids are removed … See more Numerous responses that vary in effect result from cord factor's presence in host cells. After exposure to cord factor for 2 hours, 125 genes in … See more • Nocardia See more
Interactions between the Re-Emerging Pathogen Corynebacterium …
WebMain virulence factor of Corynebacterium diphtheriae - A/B subunit type bacteria toxin Function: - inactivates elongation factor 2 (EF-2) and inhibits protein synthesis in … WebJames E. Crowe Jr., in Infectious Diseases of the Fetus and Newborn (Seventh Edition), 2011 Diphtheria. Corynebacterium diphtheriae is an aerobic gram-positive bacterium which secretes a toxin that inactivates human elongation factor eEF-2, thus inhibiting translation during protein synthesis by human cells. The site of infection, generally the … isles of scilly gin company
How does C. diphtheriae acquire virulence? - Study.com
WebDefibrillation is a treatment for life-threatening cardiac arrhythmias, specifically ventricular fibrillation (V-Fib) and non-perfusing ventricular tachycardia (V-Tach). A defibrillator … WebNontoxigenic Corynebacterium diphtheriae and Corynebacterium ulcerans cause invasive disease in humans and animals. Host sensing of corynebacteria is largely uncharacterized, albeit the recognition of lipoglycans by Toll-like receptor 2 (TLR2) appears to be important for macrophage activation by corynebacteria. The members of the order … WebFeb 11, 2016 · Corynebacterium diphtheriae is a gram-positive, non-motile, aerobic, and rod-shaped bacterium that causes diphtheria. There are four main subspecies that have been recognized: C. diphtheriae mitis, C. … isles of scilly golf course