Alcaligenes


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Related to Alcaligenes: Flavobacterium, Alcaligenes faecalis, Alcaligenes xylosoxidans

Alcaligenes

[‚al·kə′lij·ə‚nēz]
(microbiology)
A genus of gram-negative, aerobic rods and cocci of uncertain affiliation; cells are motile, and species are commonly found in the intestinal tract of vertebrates.
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coli, Alcaligenes feacalis, Enterobacter aerogenes, Staphylococcous aureus, and Staphylococcus epidermis.
Similarly, Sarwar and Kremer (1995) screened 16 different bacterial cultures belonging to the genera Enterobacter, Xanthomonas, Pseudomonas, Alcaligenes, and Agrobacterium isolated from the rhizospheres of various plants.
The multidrug-resistant pathogen was Acinetobacter baumannii in 55% of cases, Pseudomonas aeruginosa in 37%, Klebsiella pneumoniae in 5%, and Alcaligenes xylosoxidans in 3%.
Formation of dimethylmuconolactones from dimethylphenols by Alcaligenes eutroghus JMP 134 // Applied and Environmental Microbiology.
The remaining isolates consisted of coagulase-negative Staphylococcus, [alpha]-hemolytic Streptococcus, Enterobacter species, Acinetobacter species, non-aeruginosa species of Pseudomonas, Bacillus species, Alcaligenes species, diphtheroids, and Escherichia vulneris.
Two isolates, Alcaligenes xylosoxidans and Pseudomonas aeruginosa, were found at all twelve locations and in a very high percentage of the samples collected (72% and 92% of the 36 samples respectively).
The MIT group studied a polymer called PHB, which the bacterium Alcaligenes eutrophus produces to store energy.
The highly studied bacterium Alcaligenes eutrophus, produces a brittle thermoplastic poly([beta]-hydroxybutyrate), (PHB), when grown on glucose.
Several ways have been so far recognized for monoaromatic compounds removal but microbial degradation represents the major route responsible for removing these pollutants Include fungi, aerobic and anaerobic bacteria and mainly belong to the genera pseudomonas, Sphingomonas, Bacillus, Mycobacterium, Alcaligenes [3,4,5].
Gram-negative isolates Acinetobacter spp 31 Klepsiella pneumoniae 30 Enterobacteriaceae 24 Pseudomonas aeruginosa 23 Haemophilus infuenzae 20 Acinetobacter baumanii 15 Proteus mirabilis 13 Serratia marcescens 12 Citrobacter freundii 7 Enterobacter spp 5 Enterobacter aerogenes 5 Aeromonas hydrophila 2 Proteas vulgaris 2 Alcaligenes fasciitis 1 Moraxella catarrhalis 1 Serratia spp 1 Sphingomonas paucimobilis 1 Neisseria spp 1 Note: Table made from bar graph.
the genera Enterobacter, Proteus, Providencia and Alcaligenes that produce ESBL were resistant to all the antibacterial agents used .