| prevalence of antibodies to toxoplasma gondii among urban and rural residents in the philippines. | a survey of antibodies to toxoplasma gondii was carried out among residents in urban (metro manila) and rural (mindoro and leyte) areas in the philippines. a total of 1,173 serum samples were examined for toxoplasma antibody by an elisa method. the overall seropositivity was 11.1% (n=904, 12.4% in males, 10.0% in females) in metro manila, 61.2% (n=152, 63.3% in males, 53.1% in females) in mindoro, and 30.1% (n=113, 34.3% in males, 22.5% in females) in leyte, indicating significantly higher (p<0. ... | 2000 | 11414423 |
| biomedical survey in north samar province, philippine islands. | a biomedical survey was carried out in north samar province, philipines to update information on the prevalence of parasitic and other infectious diseases. a total of 1,394 stool specimens, 1,859 blood smears and 1,274 sera were collected from persons living in 8 barrios. stools were examined for intestinal parasites, bloods smears for malaria and filariasis and sera tested for antibodies to schistosoma japonicum, entamoeba histolytica, toxoplasma gondii, influenza a and b, and japanese encephal ... | 1977 | 614707 |