Prevotella


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.

Prevotella

(prev'ō-tel'ă),
Genus of gram-negative, nonmotile, non-spore-forming, obligately anaerobic, chemoorganotrophic, and pleomorphic rods; contains many species previously classified in the genus Bacteroides. P. melaninogenica is the type species.

Pre·vo·tel·la

(prev'ō-tel'ă)
Bacterial genus of gram-negative, nonmotile, non-spore-forming, obligately anaerobic, chemoorganotrophic, and pleomorphic rods; includes many species previously classified in the genus Bacteroides.

Pre·vo·tel·la

(prev'ō-tel'ă)
Bacterial genus of gram-negative, nonmotile, non-spore-forming, obligately anaerobic, chemoorganotrophic, and pleomorphic rods; includes many species previously classified in the genus Bacteroides.

Prevotella

a genus of gram negative anaerobic bacteria previously grouped in the genus Bacteroides. Involved in periodontal disease and a cause of dog and cat bite wound infections.

Prevotella melaninogenica
isolated from footrot and foot abscesses of cattle. Previously called Bacteroides melaninogenicus.
Prevotella ruminicola
one of the predominant anaerobic gram negative bacterial species in ruminal contents.
References in periodicals archive ?
Dominance of Prevotella and low abundance of classical ruminal bacterial species in the bovine rumen revealed by relative quantification real-time PCR.
Researchers believe this may be due to vegetarian diets encouraging prevotella - so changing our fat storage and insulin sensitivity, as well as giving us more energy, which helps us to stick to our eating plan.
Bacteria of the genera Bacteroides, Prevotella, Ruminobacter, Fibrobacter, Methanobrevibacter, Methanomicrobium and Clostridium (spores) are rod-shaped; Butyrovibrio, Selenomonas and Lachnospira are curved rod bacteria; cocci indicate the presence of Ruminococcus, Streptococcus and Megasphaera.
Early studies using culture-dependent assays concluded that oral squamous cell carcinomas (compared to normal tissues with the same patient) have a significantly increased abundance of both aerobic and anaerobic bacteria with in creases in VeilloneNa, Fusobacterium, Prevotella, Porphyromonas, Actinomyces and Clostridium (anaerobes), and Haemophilus, Enterobacteriaceae and Streptococcus species (aerobes).
En el caso de las cepas de Prevotella intermedia, los antibioticos imipenem y ceftriaxona mostraron una sensibilidad de 100%, en tanto que los mayores indices de resistencia fueron frente a sulfatrimetropin y gentamicina (Cuadro 4).
Group A beta-hemolytic streptococci pigmented Prevotella and Porphyromonas and Fusobacterium spp.
2] gas mixture completely eliminated Streptococcus mutans, Porphyromonas gingivalis, and Prevotella intermedia bacteria 15-20 minutes after treatment.
It 's necessary to use metronidazole in addition to doxycycline and a cephalosporin to cover all the bacteria species associated with pelvic inflammatory disease, according one study "The coadministration of a cephalosporin with doxycycline for women with PID provides coverage for all anaerobic pathogens except Prevotella species.
coli, Prevotella melanogenicus y Prevotella heparinolytica (2).
The mechanism for the conversion of carnitine to TMAO proposed by the researchers was the overgrowth of certain species of bacteria in the gut such as Prevotella.
Gram-negative organisms--including Klebsiella spp, Prevotella spp, and Escherichia coli--were less commonly isolated.