The Strait of Gibraltar as a major biogeographic barrier in Mediterranean conifers: a comparative phylogeographic survey. (Articolo in rivista)

Type
Label
  • The Strait of Gibraltar as a major biogeographic barrier in Mediterranean conifers: a comparative phylogeographic survey. (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1111/j.1365-294X.2010.04912.x (literal)
Alternative label
  • J. P. Jaramillo-Correa, D. Grivet, A. Terrab, Y. Kurt, A. I. de-Lucas, N. Wahid, G.G. Vendramin, S.C. González-Martínez (2010)
    The Strait of Gibraltar as a major biogeographic barrier in Mediterranean conifers: a comparative phylogeographic survey.
    in Molecular ecology (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • J. P. Jaramillo-Correa, D. Grivet, A. Terrab, Y. Kurt, A. I. de-Lucas, N. Wahid, G.G. Vendramin, S.C. González-Martínez (literal)
Pagina inizio
  • 5452 (literal)
Pagina fine
  • 5468 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://biblioproxy.cnr.it:2052/doi/10.1111/j.1365-294X.2010.04912.x/pdf (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 19 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 24 (literal)
Note
  • Google Scholar (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1. CIFOR INIA, Dept Ecol & Genet, Ctr Invest Forestal, E-28040 Madrid, Spain 2. Univ Nacl Autonoma Mexico, Dept Ecol Evolutiva, Inst Ecol, Mexico City 04510, DF, Mexico 3. Univ Vienna, Inst Bot, Dept Systemat & Evolutionary Bot, A-1030 Vienna, Austria 4. Univ Seville, Dept Biol Vegetal & Ecol, Fac Biol, E-41080 Seville, Spain 5. Akdeniz Univ, Fac Arts & Sci, Dept Biol, TR-07058 Antalya, Turkey 6. ITAGRA CT, Lab Diagnost Genet, Dept Biotecnol, E-34004 Palencia, Spain 7. Univ Cadi Ayyad, Lab Anal & Valorisat Ressources Environm, Dept Sci Vie, Fac Sci & Tech, Beni Mellal, Morocco 8. CNR, Ist Genet Vegetale, I-150019 Florence, Italy (literal)
Titolo
  • The Strait of Gibraltar as a major biogeographic barrier in Mediterranean conifers: a comparative phylogeographic survey. (literal)
Abstract
  • he Strait of Gibraltar (SG) is reputed for being both a bridge and a geographic barrier to biological exchanges between Europe and Africa. Major genetic breaks associated with this strait have been identified in various taxa, but it is unknown whether these disjunctions have been produced simultaneously or by independent biogeographic processes. Here, the genetic structure of five conifers distributed on both sides of the SG was investigated using mitochondrial (nad1 b/c, nad5-1, nad5-4 and nad7-1) and chloroplast (Pt1254, Pt15169, Pt30204, Pt36480, Pt71936 and Pt87268) DNA markers. The distribution of genetic variation was partially congruent between types of markers within the same species. Across taxa, there was a significant overlapping between the SG and the genetic breaks detected, especially for the four Tertiary species surveyed (Abies pinsapo complex, Pinus nigra, Pinus pinaster and Taxus baccata). For most of these taxa, the divergence of populations across the SG could date back to long before the Pleistocene glaciations. However, their strongly different cpDNA G(ST) and R-ST values point out that they have had dissimilar population histories, which might include contrasting amounts of pollen-driven gene flow since their initial establishment in the region. The fifth species, Pinus halepensis, was genetically depauperated and homogenous on both sides of the SG. A further analysis of nuclear DNA sequences with coalescent-based isolation with migration models suggests a Pleistocene divergence of P. halepensis populations across the SG, which is in sharp contrast with the pre-Pleistocene divergence dates obtained for P. pinaster. Altogether, these results indicate that the genetic breaks observed across this putative biogeographical barrier have been produced by independent evolutionary processes related to the biological history of each individual species instead of a common vicariant phenomenon. (literal)
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