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Lupin seed extract has been shown to possess a variety of biological properties involving pesticide activity. Using high pressure liquid chromatography (HPLC) and thin layer chromatography (TLC) analyses, we found that systemin, a polypeptide defence signal in plants, is one of the components of the lupin extract. This peptide may be responsible for some of its activities.
Białka izolowane z pojedynczych znamion dwóch diploidalnych odmian życicy wielokwiatowej (Lolium multiflorum Lam.) analizowano metodą dwukierunkowej elektroforezy w żelu poliakrylamidowym. W znamionach walijskiej odmiany Abercomo stwierdzono obecność 112 różnych peptydów, a w polskiej Tur jedynie 14. Dyskutowana jest przyczyna tak wysokiego polimorfizmu białkowego, występującego szczególnie w odmianie...
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