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skos:definition |
NCI: A species of facultatively anaerobic, Gram negative, coccobacilli shaped bacteria assigned to the phylum Proteobacteria. This species is oxidase, urease and porphyrin positive, can grow in culture with V factor alone, and requires putrescines for growth in culture. H. parainfluenzae is a commensal organism of the oral cavity and pharynx but may become pathogenic in immunocompromised individuals or individuals with underlying disease, being a causative agent of endocarditis.,NCI: Any bacterial organism that can be assigned to the species Haemophilus parainfluenzae.,MSH: A species of gram-negative bacteria in the genus HAEMOPHILUS, ubiquitous in the human ORAL CAVITY and PHARYNX. It has low pathogenicity but is occasionally implicated in ENDOCARDITIS in humans.
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