| Species/Subspecies: | Micrococcus luteus | ||||||||
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| Category: | In the normal flora | ||||||||
| Etymology: | Genus name: small coccus (seed, grain). Species epithet: golden yellow. | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Alternative Species Name(s): | Micrococcus lysodeikticus | ||||||||
| Taxonomy: | Class Actinomycetia Order Micrococcales Family Micrococcaceae Genus Micrococcus |
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| Type Strain: | ATCC 4698 = CCUG 5858 = NCTC 2665 | ||||||||
| Macromorphology (smell): | Forms yellowish colonies with granular surface. | ||||||||
| Micromorphology: | Small cocci (0.5 to 3.5 µm in diameter), which are usually arranged in tetrads or irregular clusters. | ||||||||
| Gram +/Gram -: | G+ | ||||||||
| Metabolism: | Aerobic | ||||||||
| Catalase/Oxidase: | +/+ | ||||||||
| Other Enzymes: | Coagulase - | ||||||||
| Spec. Char.: | |||||||||
| Reservoir: | Soil, dust, water and air. | ||||||||
| Disease: | May cause infections in immunocompromised individuals. May also cause food poisoning due to production of cadaverin, which potentiates the effect of histamine. |
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| Hosts: | Belongs to the normal bacterial flora on the skin of mammalians. | ||||||||
| Clinical Picture: | |||||||||
| Genome Sequence: |
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| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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The genus Micrococcus is composed of only one species, which is related to the genera Renibacterium and Dermatophilus. | ||||||||
| Comment: | There are three different biovars: I, II and III. | ||||||||
| Updated: | 2023-03-02 |