Ehrlichia chaffeensis

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Ehr·lich·i·a chaf·fee'n·sis

The bacterial species associated with human ehrlichiosis; infects human monocytes and is carried by the tick vector, Amblyomma americanum, the Lone Star tick.

Ehr·lich·i·a chaf·fe·en·sis

(ār-lik'ē-ă chaf'ē-en'sis)
A bacterial species associated with human monocytic ehrlichiosis; carried by a tick vector, Amblyomma americanum, the Lone Star tick, and transmitted by various hard-bodied ticks.

Ehrlichia chaffeensis

An obligate intracellular gram-negative bacterium that causes human monocytic ehrlichiosis in humans.
See also: Ehrlichia
References in periodicals archive ?
A real-time combined polymerase chain reaction assay for the rapid detection and differentiation of Anaplasma phagocytophilum, Ehrlichia chaffeensis, and Ehrlichia ewingii.
Once the detection techniques for Lyme disease were perfected, PHCR-W expanded its capabilities to test ticks and rodent tissue for other TBDs to include Ehrlichia chaffeensis, Anaplasma phagocytophilum, and Spotted Fever group Rickettsias.
To further confirm, we inoculated an obligate intracellular bacterium, Ehrlichia chaffeensis Arkansas strain infected DH82 cells in the heavier engorged nymphs and kept them for molting at 34[degrees]C and 90% relative humidity.
Human ehrlichiosis: hematopathology and immunohistologic detection of Ehrlichia chaffeensis.
Isolation and characterization of a new strain of Ehrlichia chaffeensis from a patient with nearly fatal monocytic ehrlichiosis.
xerosis G676, G3375 Ehrlichia chaffeensis Flavobacterium meningosepticum Haemophilus influenzae strains KC 818A, KC 1050B, KC 1051C, KC 819D, KC 528E, KC 529F Kingella kingae Legionella pneumophila serogroup 1 Mycobacterium tuberculosis Proteus mirabilis Pseudomonas aeruginosa Staphylococcus aureus A S.
Identification and prevalence of Ehrlichia chaffeensis infection in Haemaphysalis longicornis ticks from Korea by PCR, sequencing and phylogenetic analysis based on 16S rRNA gene.
Andrea Varela-Stokes concentrated mainly on Ehrlichia chaffeensis, the agent of human monocytic ehrlichiosis (HME), and Borrelia lonestari (Figure 5), putative agent of "southern tick-associated rash illness" (STARI) in her PhD and post-doctoral work.
To the Editor: Human monocytic ehrlichiosis (HME), a tickborne zoonosis caused by the rickettsial pathogen Ehrlichia chaffeensis (Rickettsiales: Anaplasmataceae), is considered an emerging pathogen in the United States and, increasingly, in many countries around the world (1).
Anaplasma phagocytophilum and Ehrlichia chaffeensis in Yiyuan County, Shandong.
PCR results for other tick-borne pathogens, including Anaplasma phagocytophilum, Ehrlichia chaffeensis, Babesia spp.
Detection of Borrelia burgdorferi, Ehrlichia chaffeensis, and Anaplasma phagocytophilum in ticks (Acari: Ixodidae) from a coastal region of California.