occurrence of giardia and cryptosporidium (oo)cysts in the river water of two recreational areas in selangor, malaysia.this study is the first report on the occurrence of giardia and cryptosporidium (oo)cysts in recreational rivers water from malaysia. it was carried out in water samples at two rivers, 'sungai congkak' and 'sungai batu', located in selangor state. the occurrence of both giardia lamblia and cryptosporidium parvum (oo)cysts was higher in sungai congkak (50% or 15/30 and 10% or 3/30 respectively) than sungai batu (16% or 5/30 and 3.3% or 1/30 respectively). the mean density of cysts/l was 0.72 in s ...200920237443
first report of cryptosporidium deer-like genotype in malaysian cattle.fifty faecal samples from diarrheic calves between 1 and 6 months old were collected per rectum from 5 farms around petaling district in selangor, malaysia for cryptosporidium species detection and genotyping investigation. oocysts were purified using sedimentation and gradient centrifugation, then examined by immunofluorescence assay (ifat). genomic dna was extracted from all samples and nested pcr was performed to amplify the ssu rrna gene. eighteen samples (36%) were positive for cryptosporid ...200818289793
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