Comparative genomic hybridization by array of Arabidopsis thaliana, Arabidopsis suecica, Arabidopsis arenosa and frankenfurter shows homeolog-specific retention in allotetraploid Arabidopsis suecica

Hybridization to Affymetrix tiling array Ath 1.0R performed using gDNA from Arabidopsis arenosa var. Care-1, Arabidopsis thaliana var 4x Ler, Arabidopsis suecica var. Sue-1, and F1 hybrids between A. thaliana var 4x Ler and A. arenosa var. Care-1