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David James Harris

Researcher at University of Porto

Publications -  64
Citations -  2151

David James Harris is an academic researcher from University of Porto. The author has contributed to research in topics: Population & Species complex. The author has an hindex of 24, co-authored 64 publications receiving 1945 citations.

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Cyanobacterial hydrogenases: diversity, regulation and applications

TL;DR: In cyanobacteria, the genes that are thought to affect hydrogenases pleiotropically (hyp), as well as the genes presumably encoding the hydrogenase-specific endopeptidases (hupW and hoxW) have been identified and characterized, and NtcA and LexA have been implicated in the transcriptional regulation of the uptake and the bidirectional enzyme respectively.
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Ancient introgression of Lepus timidus mtDNA into L. granatensis and L. europaeus in the Iberian Peninsula.

TL;DR: A 587 bp fragment of cytochrome b sequences from 90 individuals of 15 hare (Lepus) species and two outgroups were phylogenetically analysed and compared to an analysis derived from 474 bp sequences of the nuclear transferrin gene.
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Complex biogeographical distribution of genetic variation within Podarcis wall lizards across the Strait of Gibraltar

TL;DR: To examine the effect of a known geological barrier on genetic variation within a wall lizard species complex, a large number of wall Lizard species complex species are studied.
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DNA barcoding reveals cryptic diversity in marine hydroids (Cnidaria, Hydrozoa) from coastal and deep-sea environments

TL;DR: The mitochondrial 16S rRNA proved to be a useful DNA ‘barcode’ gene for hydroids, not only allowing discrimination of species, but also in some cases of populations, genera and families, and their intra‐ or interphylogenetic associations.
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Phylogeography of the lacertid lizard, Psammodromus algirus, in Iberia and across the Strait of Gibraltar

TL;DR: To determine genetic substructuring within the lacertid lizard Psammodromus algirus, to compare levels of variation across a geological barrier, the Strait of Gibraltar, and to compare this against the known age of the barrier using a molecular clock hypothesis.