facultative anaerobe


Also found in: Dictionary, Thesaurus, Encyclopedia.

anaerobe

 [an´er-ōb]
an organism that lives and grows in the absence of molecular oxygen.(See accompanying table.) adj., adj anaero´bic.
facultative anaerobe a microorganism that can live and grow with or without molecular oxygen.
obligate anaerobe an organism that can grow only in the complete absence of molecular oxygen.

fac·ul·ta·tive an·aer·obe

an anaerobe that can grow in the presence of air or under conditions of reduced oxygen tension.

facultative anaerobe

an organism that is able to grow under aerobic conditions but that develops most rapidly in an anaerobic environment. Compare obligate anaerobe. See also anaerobe, anaerobic infection.

fac·ul·ta·tive an·aer·obe

(fak'ŭl-tā'tiv an'ăr-ōb)
An anaerobe that grows in the presence of air or under conditions of reduced oxygen tension.

facultative anaerobe

A microorganism able to flourish equally well both in the presence and absence of free oxygen.

anaerobe

an organism that lives and grows in the absence of molecular oxygen.

facultative anaerobe
a microorganism that can grow with or without molecular oxygen.
obligate anaerobe
an organism that can grow only in the complete absence of molecular oxygen.
References in periodicals archive ?
They are facultative anaerobes and favour moist environment for their growth.
Since the vast majority of bacteria that cause clinically significant problems in patients are either aerobes or facultative anaerobes (bacteria that consume oxygen), changes in the level of oxygen in a platelet sample indicate the presence of bacteria.
In gas gangrene generally several species of clostridia are found in association with anaerobic streptococci and facultative anaerobes such as E.
Smith was the first person to use the fermentation tube to study bacterial physiology and classification, especially focusing on the details for differentiating aerobes, facultative anaerobes, or anaerobes and on characterizing fresh isolates thought to belong to these groups.
The microbiology of bacterial vaginosis is complex and involves various organisms which include facultative anaerobes such as Gardnerella vaginalis, Mycoplasma hominis, anaerobes such as Mobiluncus, Bacteroides, Prevotella, Pepto streptococci, Eubacterium (2).