MeSH definition : A species of gram-negative bacteria in the genus ANAPLASMA, family ANAPLASMATACEAE,
formerly called Ehrlichia phagocytophila or Ehrlichia equi. This organism is tick-borne
(IXODES) and causes disease in horses and sheep. In humans, it causes human granulocytic
EHRLICHIOSIS.;
A species of gram-negative bacteria in the genus ANAPLASMA, family ANAPLASMATACEAE,
formerly called Ehrlichia phagocytophila or Ehrlichia equi. This organism is tick-borne
(IXODES) and causes disease in horses and sheep. In humans, it causes human granulocytic
EHRLICHIOSIS.