Diphtheria (Corynebacterium diphtheriae)
Title: Diphtheria (Corynebacterium diphtheriae)
Category: /Recreation & Sports/Health Care
Details: Words: 2462 | Pages: 9 (approximately 235 words/page)
Diphtheria (Corynebacterium diphtheriae)
Category: /Recreation & Sports/Health Care
Details: Words: 2462 | Pages: 9 (approximately 235 words/page)
Corynebacteria are Gram-positive, aerobic, nonmotile, rod-shaped bacteria related to the Actinomycetes. They do not form spores or branch as do the actinomycetes, but they have the characteristic of forming irregular shaped, club-shaped or V-shaped arrangements in normal growth. They undergo snapping movements just after cell division which brings them into characteristic arrangements resembling Chinese letters.
The genus Corynebacterium consists of a diverse group of bacteria including animal and plant pathogens, as well as saprophytes. Some
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of susceptibility of children, artificial immunization at an early age is universally advocated. Toxoid is given in 2 or 3 doses (1 month apart) for primary immunization at an age of 3 - 4 months. A booster injection should be given about a year later, and it is advisable to administer several booster injections during childhood. Usually, infants in the United States are immunized with a trivalent vaccine containing diphtheria toxoid, pertussis vaccine, and tetanus toxoid (DPT or DTP vaccine).