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Development of RAPD Markers for Parentage Analysis in Laminaria digitata

  • C. Billot , S. Boury , H. Benet and B. Kloareg
Published/Copyright: June 1, 2005
Botanica Marina
From the journal Volume 42 Issue 3

Abstract

Random Amplified Polymorphic DNA (RAPD) markers were developed for genotyping in Laminaria digitata. Reproducible RAPD banding patterns were reliably obtained, using a quick micro-scale DNA extraction procedure. Intraspecific polymorphism was observed, allowing for unambiguous genotyping within sets of 3–4 sporophytes. A controlled crossing indicated that in this kelp RAPD markers are transmitted to the progeny in a Mendelian way. This approach was then applied to parentage analysis within a set of 30 anonymous sporophytes from a random cross experiment involving 4 parents. The parents of 26 offsprings were unambiguously identified, indicating that cross-fertilisation largely, if not totally, prevailed over self-fertilisation.

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Published Online: 2005-06-01
Published in Print: 1999-05-11

Copyright (c)1999 by Walter de Gruyter GmbH & Co. KG

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