WebJonesia denitrificans is a mesophilic anaerobe Actinobacterium that forms an aerial mycelium and was discovered in boiled ox blood. J. denitrificans has a typical coryneform morphology and can produce irregular nonsporulating rods with branched and club-like structures. Older cultures include coccoid cells. Achromobacter denitrificans WebOct 7, 2024 · Rod-shaped organisms may be regular in morphology, maybe somewhat shorter (i.e., “coccobacillary”), or may appear club- or dumbbell-shaped (“coryneform”). Cocobacillus (Image source: Ref-3) …
Corynebacterium - an overview ScienceDirect Topics
Corynebacterium is a genus of Gram-positive bacteria and most are aerobic. They are bacilli (rod-shaped), and in some phases of life they are, more specifically, club-shaped, which inspired the genus name (coryneform means "club-shaped"). They are widely distributed in nature in the microbiota of animals … See more The genus Corynebacterium was created by Lehmann and Neumann in 1896 as a taxonomic group to contain the bacterial rods responsible for causing diphtheria. The genus was defined based on morphological characteristics. … See more The principal features of the genus Corynebacterium were described by Collins and Cummins, for Coryn Taylor in 1986. They are gram-positive, catalase-positive, non- See more The most notable human infection is diphtheria, caused by C. diphtheriae. It is an acute, contagious infection characterized by pseudomembranes of dead epithelial cells, white blood cells, red blood cells, and fibrin that form around the tonsils See more Corynebacterium comprises the following species: • C. accolens Neubauer et al. 1991 • C. afermentans Riegel … See more Comparative analysis of corynebacterial genomes has led to the identification of several conserved signature indels (CSIs) that are unique to … See more Corynebacterium species occur commonly in nature in soil, water, plants, and food products. The nondiphtheiroid Corynebacterium … See more Nonpathogenic species of Corynebacterium are used for important industrial applications, such as the production of amino acids and nucleotides, bioconversion of steroids, degradation of hydrocarbons, cheese aging, and production of See more WebDec 31, 2009 · J. denitrificans is characterized by a typical coryneform morphology and is able to form irregular nonsporulating rods showing branched and club-like forms. Coccoid cells occur in older cultures. J. denitrificans is classified as a pathogenic organism for animals (vertebrates). canon m50 blur background lens
Identification of corynebacterium bovis and other coryneforms …
WebCoryneform bacteria ( diphtheroids) are ubiquitous in nature (soil and water). They are found on human skin and mucous membranes as commensals. They are also found on … WebCoryneform bacteria are a group of gram-positive, catalase-positive, non-spore-forming, non-motile, rod-shaped bacteria. The coryneform bacteria include the genera … WebMay 21, 2015 · Corynebacterium urealyticum(formerly known as coryneform CDC 79 group D2) was first recognized to be involved in human infections 80 years ago. It is a Gram positive, slow-growing, asaccharolytic, lipophilic, multi-drug resistant, urease positive micro-organism with diphtheroid morphology. flags lowered