| studies on the transmission of theileria annulata to cattle by the tick hyalomma lusitanicum. | the role of the ixodid tick hyalomma lusitanicum koch 1844 as a vector of mediterranean or tropical theileriosis (caused by the protozoan parasite theileria annulata dschunkowsky et luhs 1904) in southern spain was studied. hyalomma lusitanicum was the most common tick, and the only species of the genus hyalomma l., found on t. annulata-infected cattle from the theileriosis enzootic area studied (province of cádiz, southern spain). likewise, we found that all sera of the cattle previously consid ... | 1999 | 10574066 |
| spotted fever group rickettsia in ticks from southeastern spain natural parks. | during an 8-years study, we collected from vegetation or domestic and wild mammals 1246 ticks (624 males, 511 females and 111 nymphs) belonging to 13 species in jaen province (andalusia) and we analyzed these ticks by pcr and sequencing for the presence of rickettsiae. specific rickettsiae dna was detected in 243 (19.5%) of the ticks tested. sequence analysis of amplicons of glta, ompa and ompb genes revealed that ixodes ricinus were infected with r. monacensis, including strain irs3, and r. hel ... | 2008 | 18677442 |