. . "1113109215"^^ . . . "\u53E4\u500D\u6570\u6027\uFF08\u3053\u3070\u3044\u3059\u3046\u305B\u3044\u3001\u82F1\u8A9E: paleopolyploidy\uFF09\u306F\u3001\u5C11\u306A\u304F\u3068\u3082\u6570\u767E\u4E07\u5E74\u524D\u306B\u8D77\u3053\u3063\u305F\u30B2\u30CE\u30E0\u91CD\u8907\u306E\u7D50\u679C\u3001\u500D\u6570\u6027\u3092\u793A\u3059\u73FE\u8C61\u3067\u3042\u308B\u3002\u500D\u6570\u5316\u306B\u3088\u308A\u907A\u4F1D\u5B50\u306E\u6A5F\u80FD\u7684\u91CD\u8907\u304C\u8D77\u3053\u308A\u3001\u91CD\u8907\u3057\u305F\u30B2\u30CE\u30E0\u4E2D\u306E\u907A\u4F1D\u5B50\u306F\u6025\u901F\u306B\u4E0D\u6D3B\u6027\u5316\u307E\u305F\u306F\u6D88\u5931\u3059\u308B\u3002\u53E4\u500D\u6570\u4F53 (paleopolyploid) \u306F\u307B\u3068\u3093\u3069\u306E\u5834\u5408\u3001\u9032\u5316\u306E\u904E\u7A0B\u3067\u3068\u547C\u3070\u308C\u308B\u904E\u7A0B\u306B\u3088\u3063\u3066\u500D\u6570\u4F53\u3068\u3057\u3066\u306E\u6027\u8CEA\u3092\u5931\u3044\u3001\u73FE\u5728\u3067\u306F\u4E8C\u500D\u4F53\u3068\u3057\u3066\u6271\u308F\u308C\u3066\u3044\u308B\u3002\u4F8B\u3048\u3070\u3001\u30D1\u30F3\u9175\u6BCD Saccharomyces cerevisiae \u3084\u30B7\u30ED\u30A4\u30CC\u30CA\u30BA\u30CA Arabidopsis thaliana\u3001\u30C0\u30A4\u30BA Glycine max\u3001\u305D\u3057\u3066\u304A\u305D\u3089\u304F\u30D2\u30C8 Homo sapiens\u3082\u53E4\u500D\u6570\u4F53\u3067\u3042\u308B\u3053\u3068\u304C\u77E5\u3089\u308C\u3066\u3044\u308B\u3002 \u53E4\u500D\u6570\u6027\u306F\u690D\u7269\u306E\u7CFB\u7D71\u3067\u5E83\u304F\u7814\u7A76\u3055\u308C\u3066\u304A\u308A\u3001\u307B\u307C\u3059\u3079\u3066\u306E\u88AB\u5B50\u690D\u7269\u304C\u9032\u5316\u306E\u904E\u7A0B\u3067\u5C11\u306A\u304F\u3068\u30821\u56DE\u306E\u30B2\u30CE\u30E0\u91CD\u8907\u3092\u7D4C\u9A13\u3057\u3066\u3044\u308B\u3053\u3068\u304C\u5206\u304B\u3063\u3066\u3044\u308B\u3002\u307E\u305F\u3001\u810A\u690E\u52D5\u7269\u306B\u304A\u3044\u3066\u306F\u3001\u56DB\u8DB3\u52D5\u7269\u3092\u542B\u3080\u786C\u9AA8\u9B5A\u985E\u306E\u5171\u901A\u7956\u5148\u3067\u3082\u3001\u771F\u9AA8\u985E\u306E\u30B9\u30C6\u30E0\u306E\u7CFB\u7D71\u3067\u3082\u3001\u975E\u5E38\u306B\u53E4\u3044\u6642\u4EE3\u306B\u30B2\u30CE\u30E0\u91CD\u8907\u304C\u8D77\u3053\u3063\u3066\u3044\u308B\u3002\u5C0F\u3055\u306A\u30B2\u30CE\u30E0\u3092\u6301\u3064\u30D1\u30F3\u9175\u6BCD\u3067\u3055\u3048\u3001\u9032\u5316\u306E\u904E\u7A0B\u3067\u500D\u6570\u4F53\u3092\u7D4C\u9A13\u3057\u305F\u3068\u3059\u308B\u8A3C\u62E0\u304C\u3042\u308B\u3002 \u307E\u305F\u3001\u904E\u53BB1700\u4E07\u5E74\u4EE5\u5185\u306E\u3088\u3046\u306A\u3001\u3088\u308A\u65B0\u3057\u3044\u6642\u4EE3\u306B\u304A\u3051\u308B\u5168\u30B2\u30CE\u30E0\u91CD\u8907\u3001\u5168\u30B2\u30CE\u30E03\u500D\u4F53\u5316\u306A\u3069\u306E\u5168\u30B2\u30CE\u30E0\u91CD\u8907\u30A4\u30D9\u30F3\u30C8\u3092\u7D4C\u305F\u7A2E\u306B\u5BFE\u3057\u3066\u3001mesopolyploid\uFF08\u4E2D\u500D\u6570\u4F53\uFF09\u3068\u3044\u3046\u7528\u8A9E\u304C\u7528\u3044\u3089\u308C\u308B\u3053\u3068\u3082\u3042\u308B\u3002"@ja . . . . . . . "\u53E4\u500D\u6570\u6027\uFF08\u3053\u3070\u3044\u3059\u3046\u305B\u3044\u3001\u82F1\u8A9E: paleopolyploidy\uFF09\u306F\u3001\u5C11\u306A\u304F\u3068\u3082\u6570\u767E\u4E07\u5E74\u524D\u306B\u8D77\u3053\u3063\u305F\u30B2\u30CE\u30E0\u91CD\u8907\u306E\u7D50\u679C\u3001\u500D\u6570\u6027\u3092\u793A\u3059\u73FE\u8C61\u3067\u3042\u308B\u3002\u500D\u6570\u5316\u306B\u3088\u308A\u907A\u4F1D\u5B50\u306E\u6A5F\u80FD\u7684\u91CD\u8907\u304C\u8D77\u3053\u308A\u3001\u91CD\u8907\u3057\u305F\u30B2\u30CE\u30E0\u4E2D\u306E\u907A\u4F1D\u5B50\u306F\u6025\u901F\u306B\u4E0D\u6D3B\u6027\u5316\u307E\u305F\u306F\u6D88\u5931\u3059\u308B\u3002\u53E4\u500D\u6570\u4F53 (paleopolyploid) \u306F\u307B\u3068\u3093\u3069\u306E\u5834\u5408\u3001\u9032\u5316\u306E\u904E\u7A0B\u3067\u3068\u547C\u3070\u308C\u308B\u904E\u7A0B\u306B\u3088\u3063\u3066\u500D\u6570\u4F53\u3068\u3057\u3066\u306E\u6027\u8CEA\u3092\u5931\u3044\u3001\u73FE\u5728\u3067\u306F\u4E8C\u500D\u4F53\u3068\u3057\u3066\u6271\u308F\u308C\u3066\u3044\u308B\u3002\u4F8B\u3048\u3070\u3001\u30D1\u30F3\u9175\u6BCD Saccharomyces cerevisiae \u3084\u30B7\u30ED\u30A4\u30CC\u30CA\u30BA\u30CA Arabidopsis thaliana\u3001\u30C0\u30A4\u30BA Glycine max\u3001\u305D\u3057\u3066\u304A\u305D\u3089\u304F\u30D2\u30C8 Homo sapiens\u3082\u53E4\u500D\u6570\u4F53\u3067\u3042\u308B\u3053\u3068\u304C\u77E5\u3089\u308C\u3066\u3044\u308B\u3002 \u53E4\u500D\u6570\u6027\u306F\u690D\u7269\u306E\u7CFB\u7D71\u3067\u5E83\u304F\u7814\u7A76\u3055\u308C\u3066\u304A\u308A\u3001\u307B\u307C\u3059\u3079\u3066\u306E\u88AB\u5B50\u690D\u7269\u304C\u9032\u5316\u306E\u904E\u7A0B\u3067\u5C11\u306A\u304F\u3068\u30821\u56DE\u306E\u30B2\u30CE\u30E0\u91CD\u8907\u3092\u7D4C\u9A13\u3057\u3066\u3044\u308B\u3053\u3068\u304C\u5206\u304B\u3063\u3066\u3044\u308B\u3002\u307E\u305F\u3001\u810A\u690E\u52D5\u7269\u306B\u304A\u3044\u3066\u306F\u3001\u56DB\u8DB3\u52D5\u7269\u3092\u542B\u3080\u786C\u9AA8\u9B5A\u985E\u306E\u5171\u901A\u7956\u5148\u3067\u3082\u3001\u771F\u9AA8\u985E\u306E\u30B9\u30C6\u30E0\u306E\u7CFB\u7D71\u3067\u3082\u3001\u975E\u5E38\u306B\u53E4\u3044\u6642\u4EE3\u306B\u30B2\u30CE\u30E0\u91CD\u8907\u304C\u8D77\u3053\u3063\u3066\u3044\u308B\u3002\u5C0F\u3055\u306A\u30B2\u30CE\u30E0\u3092\u6301\u3064\u30D1\u30F3\u9175\u6BCD\u3067\u3055\u3048\u3001\u9032\u5316\u306E\u904E\u7A0B\u3067\u500D\u6570\u4F53\u3092\u7D4C\u9A13\u3057\u305F\u3068\u3059\u308B\u8A3C\u62E0\u304C\u3042\u308B\u3002 \u307E\u305F\u3001\u904E\u53BB1700\u4E07\u5E74\u4EE5\u5185\u306E\u3088\u3046\u306A\u3001\u3088\u308A\u65B0\u3057\u3044\u6642\u4EE3\u306B\u304A\u3051\u308B\u5168\u30B2\u30CE\u30E0\u91CD\u8907\u3001\u5168\u30B2\u30CE\u30E03\u500D\u4F53\u5316\u306A\u3069\u306E\u5168\u30B2\u30CE\u30E0\u91CD\u8907\u30A4\u30D9\u30F3\u30C8\u3092\u7D4C\u305F\u7A2E\u306B\u5BFE\u3057\u3066\u3001mesopolyploid\uFF08\u4E2D\u500D\u6570\u4F53\uFF09\u3068\u3044\u3046\u7528\u8A9E\u304C\u7528\u3044\u3089\u308C\u308B\u3053\u3068\u3082\u3042\u308B\u3002"@ja . . . "Paleopolyploidy"@en . . . . . . . "La pal\u00E9opolyplo\u00EFdie fait r\u00E9f\u00E9rence \u00E0 une polyplo\u00EFdie ancestrale survenue il y a plusieurs millions d'ann\u00E9es \u00E0 la suite d'une duplication compl\u00E8te du g\u00E9nome par autopolyplo\u00EFdie ou bien allopolyplo\u00EFdie. Cette duplication du g\u00E9nome donne un organisme avec 4n lots de chromosomes ou plus. Cet \u00E9tat est transitoire car en raison de la redondance fonctionnelle des g\u00E8nes, les g\u00E8nes (ohnologues) sont rapidement \u00E9teints ou massivement \u00E9limin\u00E9s par le ph\u00E9nom\u00E8ne de fractionnement des g\u00E9nomes. La plupart des g\u00E9nomes pal\u00E9oplo\u00EFdes au cours de l'\u00E9volution ont perdu cette polyplo\u00EFdie apparente par la perte des g\u00E8nes redondants. Ce processus s'appelle la diplo\u00EFdisation. De plus, les g\u00E8nes ohnologues divergent en accumulant des mutations qui aboutissent \u00E0 une subfonctionnalisation ou bien \u00E0 une n\u00E9ofonctionnal"@fr . . . . . . . "28705"^^ . . . . . "\u53E4\u500D\u6570\u6027"@ja . . . . . "Pal\u00E9opolyplo\u00EFdie"@fr . . . . . "Paleopolyploidy is the result of genome duplications which occurred at least several million years ago (MYA). Such an event could either double the genome of a single species (autopolyploidy) or combine those of two species (allopolyploidy). Because of functional redundancy, genes are rapidly silenced or lost from the duplicated genomes. Most paleopolyploids, through evolutionary time, have lost their polyploid status through a process called diploidization, and are currently considered diploids e.g. baker's yeast, Arabidopsis thaliana, and perhaps humans."@en . . . . . . . . . . . . . . . "2606560"^^ . . . . . . . "Paleopolyploidy is the result of genome duplications which occurred at least several million years ago (MYA). Such an event could either double the genome of a single species (autopolyploidy) or combine those of two species (allopolyploidy). Because of functional redundancy, genes are rapidly silenced or lost from the duplicated genomes. Most paleopolyploids, through evolutionary time, have lost their polyploid status through a process called diploidization, and are currently considered diploids e.g. baker's yeast, Arabidopsis thaliana, and perhaps humans. Paleopolyploidy is extensively studied in plant lineages. It has been found that almost all flowering plants have undergone at least one round of genome duplication at some point during their evolutionary history. Ancient genome duplications are also found in the early ancestor of vertebrates (which includes the human lineage) near the origin of the bony fishes, and another in the stem lineage of teleost fishes. Evidence suggests that baker's yeast (Saccharomyces cerevisiae), which has a compact genome, experienced polyploidization during its evolutionary history. The term mesopolyploid is sometimes used for species that have undergone whole genome multiplication events (whole genome duplication, whole genome triplification, etc.) in more recent history, such as within the last 17 million years."@en . . . . . . . . . . . . . . "La pal\u00E9opolyplo\u00EFdie fait r\u00E9f\u00E9rence \u00E0 une polyplo\u00EFdie ancestrale survenue il y a plusieurs millions d'ann\u00E9es \u00E0 la suite d'une duplication compl\u00E8te du g\u00E9nome par autopolyplo\u00EFdie ou bien allopolyplo\u00EFdie. Cette duplication du g\u00E9nome donne un organisme avec 4n lots de chromosomes ou plus. Cet \u00E9tat est transitoire car en raison de la redondance fonctionnelle des g\u00E8nes, les g\u00E8nes (ohnologues) sont rapidement \u00E9teints ou massivement \u00E9limin\u00E9s par le ph\u00E9nom\u00E8ne de fractionnement des g\u00E9nomes. La plupart des g\u00E9nomes pal\u00E9oplo\u00EFdes au cours de l'\u00E9volution ont perdu cette polyplo\u00EFdie apparente par la perte des g\u00E8nes redondants. Ce processus s'appelle la diplo\u00EFdisation. De plus, les g\u00E8nes ohnologues divergent en accumulant des mutations qui aboutissent \u00E0 une subfonctionnalisation ou bien \u00E0 une n\u00E9ofonctionnalisation. La recherche actuelle s'efforce de d\u00E9terminer si cette perte de g\u00E8nes est al\u00E9atoire ou biais\u00E9e. Par exemple, de nos jours, la levure du boulanger Saccharomyces cerevisiae, Arabidopsis thaliana et les poissons t\u00E9l\u00E9ost\u00E9ens sont des organismes diplo\u00EFdes alors qu'au cours de leur \u00E9volution ils ont subi une ou plusieurs duplications compl\u00E8tes du g\u00E9nome. Ils sont donc pal\u00E9opolyplo\u00EFdes."@fr . . . . . . . . . . . . . . . . . . . .