bacillus


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bacillus

(bəsĭl`əs), any rod-shaped bacterium or, more particularly, a rod-shaped bacterium of the genus Bacillus. Some bacterium in the genus cause disease, for example B. anthracis is the cause of anthraxanthrax
, acute infectious disease of animals that can be secondarily transmitted to humans. It is caused by a bacterium (Bacillus anthracis) that primarily affects sheep, horses, hogs, cattle, and goats and is almost always fatal in animals.
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; others are useful in the production of antibioticsantibiotic,
any of a variety of substances, usually obtained from microorganisms, that inhibit the growth of or destroy certain other microorganisms. Types of Antibiotics
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 (e.g., gramicidingramicidin
, antibiotic obtained from the bacterial species Bacillus brevis, which is found in soil. Gramicidin is particularly effective against gram-positive bacteria (see Gram's stain).
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 and bacitracinbacitracin
, antibiotic produced by a strain of the bacterial species Bacillus subtilis. It is widely used for topical therapy such as for skin and eye infections; it is effective against gram-positive bacteria, including strains of staphylococcus that are resistant to
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). Many organisms earlier classified as Bacillus species are now placed in different genera but continue to be referred to as baccili.
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bacillus

[bə′sil·əs]
(microbiology)
Any rod-shaped bacterium.

Bacillus

[bə′sil·əs]
(microbiology)
A genus of bacteria in the family Bacillaceae; rod-shaped cells are aerobes or facultative anaerobes and usually produce catalase.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Production of extracellular alkaline protease from Bacillus subtilis RSKK96 with solid state fermentation.
Biochemical analysis of the genus Bacillus gave negative results for indole, citrate, oxidase, and urease and positive results for methyl red Voges-Proskaeur, catalase, and gelatinase tests.
- All DNA contained in the final expression system is derived from Bacillus subtilis
These bacteria were identified as the members of seven different species from six different genera: Bacillus, Kocuria, Pantoea, Streptococcus and Staphylococcus.
The construction of a phylogenetic tree (Figure 1) was based on the comparison made on the 16S rDNA sequence of isolate EFB-11 and other strain of Bacillus species, with ATCC coded.
On the other hand, profiling of heavy metal resistance among the group of PHB-producing bacteria indicated that Bacillus sp.
The nauplii were divided into seven groups, including a control group (C), three Bacillus culture groups (Y1, Y2, Y3), and three Lactobacillus culture groups (R1, R2, R3).
Many bacterial species show phytase enzyme activity particularly those which are associated with Bacillus and Enterobacter genera.