BMC Evolutionary Biology

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Open Access Highly Access Research article

Molecular phylogeny and divergence times of Malagasy tenrecs: Influence of data partitioning and taxon sampling on dating analyses

Céline Poux1,3*, Ole Madsen1,4, Julian Glos2,5, Wilfried W de Jong1 and Miguel Vences2

Author Affiliations

1 Department of Biomolecular Chemistry 271, Radboud University Nijmegen, PO Box 9101, 6500 HB Nijmegen, The Netherlands

2 Division of Evolutionary Biology, Zoological Institute, Technical University of Braunschweig, Spielmannstr. 8, 38106 Braunschweig, Germany

3 Vertebrate Department, Royal Belgian Institute of Natural Sciences, Vautierstraat 29, 1000 Brussels, Belgium

4 Animal Breeding and Genomics Center, Wageningen University, PO Box 338, 6700 HB Wageningen, The Netherlands

5 Animal Ecology and Conservation Biology Department, Biocenter Grindel and Zoological Museum, Martin-Luther-King Platz 3, 20146 Hamburg, Germany

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BMC Evolutionary Biology 2008, 8:102 doi:10.1186/1471-2148-8-102

Published: 31 March 2008

Additional files

Additional file 1:

Calibration points compatibility analysis. Posterior age estimates for all nodes as numbered in additional file 3. The nine partitions were defined as explained in Methods. All calibrations points were used in the first result column whereas in the following ones calibration points were removed in turn from the analyses in order to estimate their impact on node ages. Standard deviations (SD) are given. a The mean percentage difference represents the average, over all the tree nodes, of the percentage difference between the posterior age estimate calculated with all the calibration points and the one calculated with one calibration point removed. Bold numbers indicates the estimated age of a calibration point when its age constraint was removed from the analyses.

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Additional file 2:

Tree nodes numbering. The figure displays the numbers given to each node in the chronogram. Black circles indicate nodes for which a paleontological time constraint was applied.

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Additional file 3:

Primer sequences. This is the list of the primers used in this study for PCR and sequencing of the GHR and vWF genes.

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