Résultat de la recherche
4 recherche sur le mot-clé
'lectin' 


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N. Sauvion ; Y. Rahbe ; W. Peumans ; E. Vandamme ; J. Gatehouse ; A. Gatehouse | 1996Three mannose-binding lectins were assayed in artificial diets for their toxic and growth-inhibitory effects on nymphal development of the peach-potato aphid Myzus persicae. The snowdrop (Galanthus nivalis) lectin GNA was the most toxic, with an[...]![]()
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J. Dannenhoffer ; A. Schulz ; M. Skaggs ; D. Bostwick ; G. Thompson | 1997The conducting elements of phloem in angiosperms are a complex of two cell types, sieve elements and companion cells, that form a single developmental and functional unit. During ontogeny of the sieve element/companion cell complex, specific pro[...]![]()
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Y. Rahbe ; N. Sauvion ; G. Febvay ; W. Peumans ; A. Gatehouse | 1995Acute toxicity of thirty lectins was tested against the pea aphid Acyrthosiphon pisum (Harris) (Homoptera, Aphididae: Macrosiphini). Activity was measured on artificial diets containing moderate concentrations of lectins (10-250 mu g/ml) by scor[...]![]()
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Y. Rahbe ; 8. International Symposium insect-plant relationships ; G. Febvay ; Y. Rahbe, Editeur scientifique ; G. Febvay, Editeur scientifique | 1992