Gallionella

Gallionella

[‚gal·yə′nel·ə]
(microbiology)
A genus of appendaged bacteria; cells are kidney-shaped or rounded and occur on stalks; reproduce by binary fission.
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References in periodicals archive ?
Microbiologists have known for 150 years that the Gallionella species will oxidize and fix iron.
Gallionella is an example of the metal depositors bacteria.
Esteves (1998) comenta a presenca desse elemento nos corpos d'agua e sua interacao com bacterias filamentosas dos generos Gallionella e Leptothrix que oxidam o [Fe.
Gallionella granulata Ehrenberg Frustules rectangular in girdle view joined forming filiform colonies.
For example, proteins in the cell surface of bacteria such as Gallionella and Crenothrix will oxidize [Fe.
Gallionella, Sphaerotilus and others (Langmuir 1997).
When they are either abandoned or closed and managed, their pits and networks of tunnels are inevitably and naturally infested with ancient underground-dwelling microbes, such as Thiobacillus ferrooxidans, Thiobacillus sulfuroxidans, Metallogenium, and Gallionella.
The Thiobacillus ferrooxidans, Metallogenium, and Gallionella species all react with the metals to remove electrons from them, converting them to positively charged and toxic ionic states.