Anatomical localization of Gnathostoma spinigerum larval antigens by an indirect fulorescent antibody test

Indirect fluorescent antibody test (IFAT) was performed on sections of Gnathostoma spinigerum advanced third-stage larva with gnathostomiasis, angiostrongyliasis, trichinosis, strongyloidiasis and cysticercosis sera. Positive fluorescence was observed with the first three sera. Fluorescence was asso...

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Bibliographic Details
Main Authors: Morakote N., Nateewatana N., Maleewong W., Uthong T.
Format: Article
Language:English
Published: 2014
Online Access:http://www.ncbi.nlm.nih.gov/pubmed/3502482
http://cmuir.cmu.ac.th/handle/6653943832/3580
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Institution: Chiang Mai University
Language: English
Description
Summary:Indirect fluorescent antibody test (IFAT) was performed on sections of Gnathostoma spinigerum advanced third-stage larva with gnathostomiasis, angiostrongyliasis, trichinosis, strongyloidiasis and cysticercosis sera. Positive fluorescence was observed with the first three sera. Fluorescence was associated with the anterior part of the esophagus, surface of the cuticle and cytoplasmic granules of the intestine. Absorption of sera with gnathostome antigen did not elicit fluorescence. The results suggest that substances secreted from the esophagus and intestine constitute antigens in excretory-secretory products of the larva.