[1]Allard R W, Garcia P, Saenz-de-miera L E, Pérez de la Vega M. Evolution of multilocus genetic structure in Avena-Hirtula and Avena-Barbata. Genetics, 1993, 135: 1125–1139



[2]Cui L, Wall P K, Leebens-Mack J H, Lindsay B G, Soltis D E, Doyle J J, Soltis P S, Carlson J E, Arumuganathan K, Barakat A, Albert V A, Ma H, dePamphilis C W. Widespread genome duplications throughout the history of ?owering plants. Genome Res, 2006, 16: 738–749



[3]Kenton A, Parokonny A S, Gleba Y Y, Bennett M D. Characterization of the Nicotiana tabacum L. genome by molecular cytogenetics. Mol Genet Genom, 1993, 240: 159–169



[4]Chen Z J, Pikaard C S. Epigenetic silencing of RNA polymerase I transcription: a role for DNA methylation and histone modi?cation in nucleolar dominance. Genes Dev, 1997, 11: 2124–2136



[5]Attia T, Robbelen G. Cytogentic relationship within cultivated Brassica analyzed in amphihaploids from the three diploid ancestors. Genet Cytol, 1986, 28: 323–329



[6]Shaked H, Kashkush K, Ozkan H. Sequence elimination and cytosine methylation are rapid and reproducible responses of the genome to wide hybridization and allopolyploidy in wheat. Plant Cell, 2001, 1749–1759



[7]Wang J, Tian L, Madlung A, Lee H S, Chen M, Lee J J, Watson B, Kagochi T, Comai L. Stochastic and epigenetic changes of gene expression in Arabidopsis polyploids. Genetics, 2004, 167: 1961–1973



[8]Kashkush K, Feldman M, Levy A A. Gene loss, silencing and activation in a newly synthesized wheat allot etraploid. Genetics, 2002, 160: 1651–1659



[9]Chen Z J, Ni Z F. Mechanisms of genomic rearrangements and gene expression changs in plant polyoids. BioEssays, 2006, 28: 240–252



[10]Ma X F, Fang P, Gustafson J P. Polyploidization-induced genome variation in Triticale. Genome, 2004, 47: 839–848



[11]Reyna-Lopez G E, Simpson J, Ruiz-Herrera J. Differences in DNA methylation patterns are detectable during the dimorphictransition of fungi by amplification of restriction polymorphisms. Mol Gen Genet ,1997, 253:703–710



[12]Xu M, Li X, Korban S S. AFLP-based detection of DNA methylation. Plant Mol Biol Rep, 2000, 18: 361–368



[13]Cervera M T, Ruiz-Garcia L, Martinez-Zapater J M. Analysis of DNA methylation in Arabidopsis thaliana based on methylation-sensitive AFLP markers. Mol Gen Genet, 2002, 268: 543–552



[14]Bardini M, Labra M, Winfield M, Sala F. Antibiotic-induced DNA methylation changes in calluses of Arabidopsis thaliana. Plant Cell Tiss Org, 2003, 72: 157–162



[15]Zhang X L, Ge X H, Shao Y J, Sun G L, Li Z Y. Genomic change, retrotransposon mobilization and extensive cytosine methylation alteration in Brassica napus introgressions from two intertribal hybridizations. PloS One, 2013, 8: 1–10



[16]McClelland M, Nelson M, Raschke E. Effect of site-specific modification on restriction endonucleases and DNA modification methyltransferases. Nucl Acid Res, 1994, 22: 3640–3659



[17]Fu G(富贵), Zhao Z-G(赵志刚), Du D-Z(杜德志). Large seed resynthesized Brassica napus from hybrid of Brassica rapa and Brassica oleracea var alboglabra. Chin J Oil Crop Sci (中国油料作物学报), 2012 , 34(2): 136–141 (in Chinese with English abstract)



[18]Saghai-Maroof M A, Soliman K M, Jorgenson R. Ribosomal DNA spacer-lengthpolymorphisms in barley: mendelian inheritance, chromosomal location and populaion dynamics. Proc Natl Acad Sci, 1984, 81: 8014–8018



[19]Vos P, Hogers R, Bleeker M, Reijans M, van de Lee T, Hornes M, Freijters A, Pot J, Peleman J, Kuiper M, Zabeau M. AFLP: a new technique for DNA fingerprinting. Nucl Acid Res, 1995, 23: 4407–4414



[20]Xiong L Z, Xu C G, Saghai Maroof M A, Zhang Q F. Patterns of cytosine methylation pattern in an elite rice hybrid and its parental lines detected by a methylation polymorphism technique. Mol Gen Genet, 1999, 261: 139–446



[21]Xu Y, Zhong L, Wu X, Fang X, Wang J B. Rapid alterations of gene expression and cytosine methylation in newly synthesized Brassica napus allopolyploids. Planta, 2009, 229: 471–483



[22]Adams K L, Wendel J F. Polyploidy and genome evolution in plants. Curr Opin Plant Biol, 2005, 8: 135–141



[23]Liu B, Wendel J F. Non-Mendelian phenomena in allopolyploid genome evolution. Curr Genom, 2002, 3: 489–505



[24]Liu B, Wendel J F. Epigenetic phenomena and the evolution of plant allopolyploids. Mol Phylogenet Evol, 2003, 29: 365–379



[25]Lukens L, Quijada P A, Udall J, Pires J C, Schranz M E, Osborn T. Genome redundancy and plasticity within ancient and recent Brassica crop species. Biol J Linn Soc, 2004, 82: 675–688



[26]Song K, Lu P, Tang K, Osborn T. Rapid genomic change in synthetic polyploids of Brassica and its implication for polyploid evolution. Proc Natl Acad Sci, 1995, 92: 7719–7723



[27]Tu Y Q, Sun J, Ge X H, Li Z Y. Chromosome elimination, addition and introgression in intertribal partial hybrids between Brassica rapa and Isatis indigotica. Ann Bot, 2009, 103: 1039–1048



[28]Shan X H, Liu Z L, Dong Z Y, Wang Y M, Chen Y, Lin X Y, Long L K, Han F P, Dong Y S, Liu B. Mobilization of the active mite trans-posons mPing and Pong in rice by introgression from wild rice (Zizanialatifolia Griseb.). Mol Biol Evol, 2005, 22: 976–990



[29]Ozkan H, Levy A, Feldman M. Allopolyploidy-induced rapid genome evolution in the wheat (Aegilops-Triticum) group. Plant Cell, 2001, 13: 1735–1747



[30]Gaeta R T, Pires J C, Iniguez-Luy F, Leon E, Osborn T C. Genomic changes in resynthesized Brassica napus and their effect on gene expression and phenotype. Plant Cell, 2007, 19: 3403–3417



[31]Gaeta R T, Pires J C. Homoeologous recombination in allopolyploids: the polyploid ratchet. New Phytol, 2010, 186: 18–28



[32]Chen L Z H, Lou Q F , Zhuang Y, Chen J F, Zhang X Q, Wolukau J N. Cytological diploidization and rapid genome changes of the newly synthesized allotetraploids Cucumis× hytivus. Planta, 2007, 225: 603–614



[33]Comai L. Genetic and epigenetic interactions in allopolyploid plants. Plant Mol Biol, 2000, 43: 387–399



[34]Pires J C, Zhao J, Schranz M E, Leon E J, Quijada A, Lukens L N, Osborn T C. Flowering time divergence and genomic rearrangements in resynthesized Brassica polyploid (Brassicacae). Biol J Linnean Soc, 2004, 82: 675–688



[35]Schranz M E, Osborn T C. De novo variation in life-history traits and responses to growth conditions of resynthesized polyploid Brassica napus (Brassicaceae). Am J Bot, 2004, 91: 174–183