kappa-beta-Carrageenans extracted from Furcellaria lumbricalis and Tichocarpus crinitus are hybrid polysaccharides that have roughly similar kappa- and beta-carrabiose contents. The distributions of these carrabiose moieties were compared using gel permeation chromatography to analyse the end-products obtained after degradation with Pseudoalteromonas carrageenovora kappa-carrageenase. Three fractions were obtained: standard oligo-kappa-carrageenans, hybrid oligo-kappa-/beta-carrageenans and an enzyme-resistant fraction. The structure of the most abundant hybrid oligo-kappa-/beta-carrageenans and the composition of the kappa-/beta-fractions resistant to degradation were determined by H-1 NMR. Altogether, the results suggest that the kappa- and beta-carrabiose moieties in F. lumbricalis are more randomly distributed than in T. crinitus carrageenan, which has a more regular block-type distribution. (C) 2011 Elsevier Ltd. All rights reserved.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Barabanova, A. O.
;
Tischenko, I. P.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Tischenko, I. P.
;
Glazunov, V. P.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Glazunov, V. P.
;
Yakovleva, I. M.
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Russian Acad Sci, Inst Marine Biol, Far E Div, Vladivostok 690041, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Yakovleva, I. M.
;
Solovyeva, T. F.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Solovyeva, T. F.
;
Zarubina, N. V.
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Russian Acad Sci, Far Eastern Geol Inst, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Zarubina, N. V.
;
Blokhin, M. G.
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Russian Acad Sci, Far Eastern Geol Inst, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Blokhin, M. G.
;
Yermak, I. M.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
机构:
Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Barabanova, A. O.
;
Tischenko, I. P.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Tischenko, I. P.
;
Glazunov, V. P.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Glazunov, V. P.
;
Yakovleva, I. M.
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Russian Acad Sci, Inst Marine Biol, Far E Div, Vladivostok 690041, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Yakovleva, I. M.
;
Solovyeva, T. F.
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Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Solovyeva, T. F.
;
Zarubina, N. V.
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机构:
Russian Acad Sci, Far Eastern Geol Inst, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Zarubina, N. V.
;
Blokhin, M. G.
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机构:
Russian Acad Sci, Far Eastern Geol Inst, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia
Blokhin, M. G.
;
Yermak, I. M.
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机构:
Russian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, RussiaRussian Acad Sci, Pacific Inst Bioorgan Chem, Far E Div, Vladivostok 690022, Russia