S. SucharitW. W. MacdonaldMahidol University2018-03-222018-03-221973-12-01Southeast Asian Journal of Tropical Medicine and Public Health. Vol.4, No.1 (1973), 71-77003836192-s2.0-0015837803https://repository.li.mahidol.ac.th/handle/20.500.14594/10149Studies using white rats in a selection programme, in which rats susceptible to infection with B. pahangi were selectively bred, was carried out to the F 5 generation. The microfilaria rate increased by the F 4 generation. The resistance to infection of older male rats seemed to be reduced.Mahidol UniversityMedicineArticleSCOPUS