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One of the three domains of life (the others being Eukarya and ARCHAEA), also called Eubacteria. They are unicellular prokaryotic microorganisms whic…

Bacteria which require oxygen in order to grow and survive.

Bacteria that can survive and grow in the complete, or nearly complete absence of oxygen.

Bacteria resistant to high temperatures, as in PASTEURIZATION.

A tentative species in the genus lambda-like viruses, family SIPHOVIRIDAE.

A species of filamentous phage in the genus INOVIRUS, family INOVIRIDAE. They are specific for enterobacteria that contain an IncN plasmid.

A temperate inducible phage and type species of the genus lambda-like viruses, in the family SIPHOVIRIDAE. Its natural host is E. coli K12. Its VIRIO…

Temperate bacteriophage of the genus INOVIRUS which infects enterobacteria, especially E. coli. It is a filamentous phage consisting of single-strand…

A temperate coliphage, in the genus Mu-like viruses, family MYOVIRIDAE, composed of a linear, double-stranded molecule of DNA, which is able to inser…

A species in the genus N4-like viruses, in the family PODOVIRIDAE, that infects E. coli.

A species of temperate bacteriophage in the genus P1-like viruses, family MYOVIRIDAE, which infects E. coli. It is the largest of the COLIPHAGES and …

A species of temperate bacteriophage in the genus P2-like viruses, family MYOVIRIDAE, which infects E. coli. It consists of linear double-stranded DN…

A species of temperate bacteriophage in the genus P22-like viruses, family PODOVIRIDAE, that infects SALMONELLA species. The genome consists of doubl…

A species of filamentous Pseudomonas phage in the genus INOVIRUS, family INOVIRIDAE.

Virulent bacteriophage and sole member of the genus Cystovirus that infects Pseudomonas species. The virion has a segmented genome consisting of thre…

The type species of the genus MICROVIRUS. A prototype of the small virulent DNA coliphages, it is composed of a single strand of supercoiled circular…

Bacteriophage and type species in the genus Tectivirus, family TECTIVIRIDAE. They are specific for Gram-negative bacteria.

Bacteriophage in the genus T7-like phages, of the family PODOVIRIDAE, which is very closely related to BACTERIOPHAGE T7.

Virulent bacteriophage and type species of the genus T4-like phages, in the family MYOVIRIDAE. It infects E. coli and is the best known of the T-even…

Virulent bacteriophage and type species of the genus T7-like phages, in the family PODOVIRIDAE, that infects E. coli. It consists of linear double-st…

Viruses whose hosts are bacterial cells.

A family of gram-negative bacteria found primarily in the intestinal tracts and mucous membranes of warm-blooded animals. Its organisms are sometimes…

A genus of gram-negative, anaerobic, rod-shaped bacteria. Its organisms are normal inhabitants of the oral, respiratory, intestinal, and urogenital c…

Gram-negative bacteria occurring in the lower intestinal tracts of man and other animals. It is the most common species of anaerobic bacteria isolate…

A species of Bacteroides that is a major constituent of the human GUT MICROBIOTA. It normally produces enzymes important for the digestion of vegetab…

A phylum of bacteria comprising four classes; Bacteroidia, Cytophagia, Flavobacteriia, and Sphingobacteriia.

Family of INSECT VIRUSES which contain polyhedron-shaped or ovocylindrical occlusion bodies. The genera include ALPHABACULOVIRUS; GAMMABACULOVIRUS; a…

A genus of DNA plant viruses with bacilliform morphology. Transmission in clonally-propagated plants is by vegetative propagation of infected plant m…

A genus of WHALES in the family Balaenopteridae, consisting of five species: Blue Whale, Bryde's Whale, FIN WHALE, Sei Whale, and MINKE WHALE. They a…