<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The aim of the work was to analyze oligosaccharide composition with the focus on O-linked glycoproteins presence in the total extract obtained from different Trichinella species muscle larvae by means of lectin affino-blot with lectins selected for their sugar specificity. The absence of reactivity with two lectins, Tritrichomonas mobilensis lectin and Maackia amurensis agglutinin, indicated that the species of the Trichinella genus do not synthesize sialic acid. Reactivity with Helix pomatia lectin, Vicia villosa lectin-B4, peanut agglutinin and Ulex europeus lectin-I identified the presence of O-linked glycans identical to carcinoma-associated Tn-antigen (GalNAc-α-Ser/Thr) and T-antigen (Gal-β1,3-GalNAc-α-Ser/Thr) and also structures analogous to ABH-blood group antigens. The results obtained may contribute to a better understanding of the glycobiology of this parasitic nematode in relation to occupation of its intracellular niches.</p></abstract>

The aim of the work was to analyze oligosaccharide composition with the focus on O-linked glycoproteins presence in the total extract obtained from different Trichinella species muscle larvae by means of lectin affino-blot with lectins selected for their sugar specificity. The absence of reactivity with two lectins, Tritrichomonas mobilensis lectin and Maackia amurensis agglutinin, indicated that the species of the Trichinella genus do not synthesize sialic acid. Reactivity with Helix pomatia lectin, Vicia villosa lectin-B4, peanut agglutinin and Ulex europeus lectin-I identified the presence of O-linked glycans identical to carcinoma-associated Tn-antigen (GalNAc-α-Ser/Thr) and T-antigen (Gal-β1,3-GalNAc-α-Ser/Thr) and also structures analogous to ABH-blood group antigens. The results obtained may contribute to a better understanding of the glycobiology of this parasitic nematode in relation to occupation of its intracellular niches.

Detection of O-glycosylated proteins from different Trichinella species muscle larvae total extracts

Institute of Experimental Pathology and Parasitology, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., block 25, 1113, Sofia, Bulgaria

Department of Pathology, Faculty of Medicine, Comenius University, Sasinkova 4, 811 08, Bratislava, Slovak Republic

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The aim of the work was to analyze oligosaccharide composition with the focus on O-linked glycoproteins presence in the total extract obtained from different...

Detection of O-glycosylated proteins from different Trichinella species muscle larvae total extracts

Publié en ligne: 08 sept. 2009

Pages: 139 - 144

DOI: https://doi.org/10.2478/s11687-009-0027-6

Mots clés
Trichinella, O-glycans, lectin-blot

© 2009 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Detection of O-glycosylated proteins from different Trichinella species muscle larvae total extracts

Publié en ligne: 08 sept. 2009

Pages: 139 - 144

DOI: https://doi.org/10.2478/s11687-009-0027-6

Mots clésTrichinella, O-glycans, lectin-blot

© 2009 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Trichinella, O-glycans, lectin-blot