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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1983-5-5
pubmed:abstractText
Glycosidase activities in the adults and juveniles of the lung fluke Paragonimus ohirai and P. westermani adults were demonstrated histochemically. For comparative studies, histochemical examination was also made on the adults of the liver fluke Fasciola hepatica. The enzymes examined were N-acetyl-beta-glucosaminidase (EC 3.2.1.30), beta-glucuronidase (EC 3.2.1.31), beta-galactosidase (EC 3.2.1.23), alpha-glucosidase (EC 3.2.1.20) and beta-glucosidase (EC 3.2.1.21). The distribution of beta-glucosaminidase was similar in juveniles and adults. Strong reaction sites for the enzyme were the caecal brush border, tegument, subtegumental cells and tests. In contrast, no staining reaction occurred in the caeca of F. hepatica, although the tegument and parenchymal cells were weakly stained. beta-glucuronidase activity was associated only with the luminal surface of the caeca in the juveniles. However, luminal contents also appeared stained and this might suggest that the activity in the caeca is not endogenous. beta-galactosidase was localized in the caeca, sub-tegmental cells and tegument in both juveniles and adults. No reaction occurred for the other two enzymes, alpha- and beta-glucosidase.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0031-1820
pubmed:author
pubmed:issnType
Print
pubmed:volume
86 (Pt 1)
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
119-26
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed:year
1983
pubmed:articleTitle
Histochemical studies of glycosidase activity in juveniles and adults of the lung fluke Paragonimus.
pubmed:publicationType
Journal Article