In Mexico, cases of RMSF have been described since 1940; the
Rhipicephalus sanguineus tick being the most responsible for its transmission.
Recent epidemics in Arizona (USA) and Sonora have been associated with the brown dog tick (
Rhipicephalus sanguineus) (3,4), whereas most cases in the United States have been transmitted by bites of infected Dermacentor spp.
There were 14 adult ticks including 1 Hyalomma marginatum, 1
Rhipicephalus sanguineus, 4 Ixodes ricinus, 6 Rhipicephalus turanicus (Table III).
Rhipicephalus sanguineus. Once the dog is infected, the course of ehrlichiosis can be divided into three phases viz.
kaiseri (18), Dermacentor marginatus (21) ve soy/genogrup/kompleks bazinda Haemaphysalis erinacei (22),
Rhipicephalus sanguineus sensu lato ve Rh.
isolate JMO71 for control of other pests of veterinary importance such as the dog ticks,
Rhipicephalus sanguineus (Acari: Ixodidae).
En la zona norte y centro del pais (Monterrey, Nuevo Leon y Distrito Federal) se observo una seroprevalencia del 16 % (136 / 850), y en un estudio preliminar realizado en el 2003 en Mexicali, Baja California, se reporto una prevalencia de 7.4 % (7 / 94) en perros infestados por la garrapata
Rhipicephalus sanguineus (Salinas-Melendez, Tamez-Gonzalez, Welsh-Lozano, & Barrera-Saldaana, 1995; Salinas-Melendez, AvalosRamirez, Riojas-Valdez, & Martinez-Munoz, 1999; Tinoco-Gracia et al., 2008).
In vitro evaluation of the effects of some acaricides on life stages of
Rhipicephalus sanguineus (Acari: Ixodidae).
The collected specimens of ticks belonged to the species
Rhipicephalus sanguineus (R.
(2010) who identified boophilus tick (45.63%) followed by
Rhipicephalus sanguineus (10.50%) as the most prevalent tick species in cattle in Gazipur district, Bangladesh.
