Spirillum volutans is a gram-negative, bacterium from the genus of Spirillum which occurs in freshwater. [3] [4] It has an amphitrichous flagellar arrangement. Spirillum volutans is one of …

These include Spirillum volutans, Spirillum winogradskyi, and Spirillum minus. Members of the genus Spirillum are characterized by a G+C content of about 38 mol% and are commonly …

Spirillum is microbiologically characterized as a gram-negative, motile helical cell with tufts of whiplike flagella at each end. The helix of the largest spirillum, S. volutans, is 5 to 8 μ m …

2024年10月10日 · Spirillum volutans is a bacterium that intrigues microbiologists due to its unique shape and movement. As one of the largest spirilla, it serves as a model for studying bacterial …

2023年12月11日 · Spirillum volutans is a Gram-negative bacterium from the genus of Spirillum, a species of bacteria in the family Spirillaceae (Krieg, 1976). It is widespread in freshwater and …

The catalase-negative microaerophile Spirillum volutans is killed rapidly by levels of H 2 O 2 greater than 10 µM. Alban and Krieg (1998) described a mutant isolated by single-step …

Spirillum is a of Gram-negative bacteria in the family Spirillaceae of the Nitrosomonadales of the Betaproteobacteria. [1] [2] [3] There are two species of Spirillum with validly or effectively …

2010年8月6日 · Spirillum bacteria are thought to have been first described by van Leeuwenhoek in the 1670s and later by Muller. S. volutans is a large bacterium as well as an obligate …

The results indicate that the microaerophilic nature of S. volutans is attributable largely to the high sensitivity of the organism to exogenous hydrogen peroxide and, to a lesser extent, …

2024年5月21日 · Spirillum volutans has been studied a great deal, since it is one of the largest species of bacteria. It was observed by early microscopists and identified in 1832. The name …