| antibodies against toxoplasma in commensal rodents trapped in riyadh region, saudi arabia. | toxoplasma gondii, that protozoal parasite which causes toxoplasmosis, pays no respect to boundaries of zoology and geography. it has been reported in a large number of birds and mammals including man from nearly all over the world. in saudi arabia, the incidence of human infection ranges between 21% and 49.3%. in this paper, the level of antibodies against toxoplasma in sera of different species of rodents was measured by the indirect haemagglutination tests (iha). the seropositivities ranged b ... | 1994 | 8077747 |
| babesia infection in rodents trapped in riyadh region, saudi arabia, with a general discussion. | species of babesia are intraerythrocytic protozoal parasites of many species of mammalians in all parts of the world where the tick-vectors are found. babesiosis or piroplasmosis causes considerable damage to the livestock and other animals. human babesiosis has been documented in many countries. consequently, babesiosis is a zoonotic disease of medical, veterinary and economic importance. in this study, a total of 310 rodents of different species were trapped from different areas in riyadh regi ... | 1994 | 8169440 |
| studies on the interrelation between rodents and their ectoparasitic acarines in riyadh region, saudi arabia. | the ectoparasitic acarines of commensal and wild rodents collected from various areas in riyadh region were four species of mites (laelaps nutalli, ornythonyssus bacoti, cheyletus eruditus and articholaelaps glasgowi), and two species of ticks. (immature stages) rhipicephalus spp. and hyalomma spp. in urban areas the highest infestation rate by mites was 49.9% on rattus rattus followed by 18.5% on rattus norvegicus. the highest rat-mite index was 2.3 on r. rattus followed by 1.3 on r. norvegicus ... | 1993 | 8308342 |
| studies on the ectoparasites (fleas and lice) on rodents in riyadh and its surroundings, saudi arabia. | a survey was conducted on rodents from the riyadh city and surroundings. two species of fleas, xenopsylla cheopis and ctenocephalides felis felis together with polyplax spinulosa were collected. the highest infestation rate by both fleas occurred on rattus rattus followed by rattus norvegicus and mus musculus. females of r. rattus and r. norvegicus were more infested by fleas than males. on the other hand, meriones spp., gerbillus spp., jaculus jaculus and acomys dimidiatus were infested with x. ... | 1993 | 8308348 |
| studies on commensal rodents in riyadh city, saudi arabia. | a trapping survey in riyadh revealed that the abundant commensal rodent species were rattus rattus frugivorous (43%), r.r. alexandrinus (18%), r.r. rattus (14%), r.r. flaviventris (12%), rattus norvegicus (9%), mus musculus praetetus (3%) and mus m. gentilulus (1%). r.r. frugivorous was the predominant species in all the nine selected areas. the male: female ratio was 0.4: 0.6 for both r. norvegicus and r. rattus. in both r. norvegicus and r. rattus, the mature rats outnumbered the immature ones ... | 1993 | 8376873 |
| rodents and their ectoparasites in wadi hanifah, riyadh city, saudi arabia. | a survey was conducted on commercial and wild rodents from different locations in wadi hanifah in riyadh. six species of rodents were collected with wire net traps baited with fresh cucumber or fatty cheese. the trapped rodents in descending order of numbers were rattus rattus rattus, acomys dimidiatus, meriones libycus, r. r. frugivorus, r. r. alexandrinus and mus musculus. the ectoparasites were a flea, xenopsyllus sp. on r. r. frugivorus and a tick, rhipicephalus turanicus on each of a. dimid ... | 2001 | 11775100 |
| al-aqeel sewairi syndrome, a new autosomal recessive disorder with multicentric osteolysis, nodulosis and arthropathy. the first genetic defect of matrix metalloproteinase 2 gene. | we report a distinctive autosomal recessive multicentric osteolysis in saudi arabian families with distal arthropathy of the metacarpal, metatarsal and interphalangeal joints, with ultimate progression to the proximal joints with decreased range of movements and deformities with ankylosis and generalized osteopenia. in addition, they had large, painful to touch palmar and plantar pads. hirsutism and mild dysmorphic facial features including proptosis, a narrow nasal bridge, bulbous nose and micr ... | 2005 | 15756348 |
| man-threatening viruses isolated from ticks in saudi arabia. | to determine tick viruses transmissible to man in saudi arabia. | 2007 | 18060218 |