Genomic Origin and Organization of the Allopolyploid Primula egaliksensis Investigated by in situ Hybridization
Author(s) -
Alessia Guggisberg,
Célia Baroux,
Ueli Grossniklaus,
Elena Conti
Publication year - 2008
Publication title -
annals of botany
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.567
H-Index - 176
eISSN - 1095-8290
pISSN - 0305-7364
DOI - 10.1093/aob/mcn026
Subject(s) - biology , primula , genome , genetics , primulaceae , evolutionary biology , genomic organization , in situ hybridization , interspecific hybridization , hybrid , botany , gene , gene expression
Earlier studies have suggested that the tetraploid Primula egaliksensis (2n = 40) originated from hybridization between the diploids P. mistassinica (2n = 18) and P. nutans (2n = 22), which were hypothesized to be the maternal and paternal parent, respectively. The present paper is aimed at verifying the hybrid nature of P. egaliksensis using cytogenetic tools, and to investigate the extent to which the parental genomes have undergone genomic reorganization.
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