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Maintenance of genetic variation and moderate differentiation among populations under sex-biased dispersal in the common vole Microtus arvalis in patchy habitats

Borkowska, Anetta ; Ratkiewicz, Miroslaw and Jaarola, Maarit LU (2010) In Acta Theriologica 55(4). p.333-341
Abstract
We present a microgeographic analysis of 34 allozyme loci and the control region of mitochondrial DNA (mtDNA) in the common vole Microtus arvalis (Pallas, 1779), performed to assess the effects of environmental heterogeneity on the distribution of genetic variation among populations in the Biebrza river valley, NE Poland The common vole occurs there in two types of habitat open grassland and pastures around the valley (GP populations), and abandoned fields on small hills isolated by wetlands (SH populations) No significant genetic differences were found between SH and GP populations with respect to allelic richness, nor average observed and expected heterozygosities The average genetic differentiation at allozyme loci among the SH... (More)
We present a microgeographic analysis of 34 allozyme loci and the control region of mitochondrial DNA (mtDNA) in the common vole Microtus arvalis (Pallas, 1779), performed to assess the effects of environmental heterogeneity on the distribution of genetic variation among populations in the Biebrza river valley, NE Poland The common vole occurs there in two types of habitat open grassland and pastures around the valley (GP populations), and abandoned fields on small hills isolated by wetlands (SH populations) No significant genetic differences were found between SH and GP populations with respect to allelic richness, nor average observed and expected heterozygosities The average genetic differentiation at allozyme loci among the SH populations was significantly lower (F-ST = 0 066) than among the GP populations located around the Biebrza valley (F-ST = 0 112), and an isolation by distance pattern was detected (r = 0 26, p < 0 05) Mitochondrial DNA differentiation among the GP populations was great (F-ST, = 0 357, p < 0 01), indicating that female dispersal was 4 4-6 5 times lower than for males Our results and reviewed published data on M arvalis dispersal suggest that common vole dispersal in patchy natural and semi-natural habitats is male-biased and could generate moderate population divergence, with relatively high levels of genetic variation retained within populations (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
sex-biased, habitat heterogeneity, mtDNA, Microtus arvalis, allozymes, dispersal
in
Acta Theriologica
volume
55
issue
4
pages
333 - 341
publisher
Mammal Research Institute, Polish Academy of Sciences
external identifiers
  • wos:000284082400004
  • scopus:78649259207
ISSN
0001-7051
DOI
10.4098/j.at.0001-7051.001.2010
language
English
LU publication?
yes
additional info
The information about affiliations in this record was updated in December 2015. The record was previously connected to the following departments: Genetics (Closed 2011) (011005100)
id
d2f9c98e-51db-4b8a-8439-573f8f03412d (old id 1753574)
date added to LUP
2016-04-01 13:19:33
date last changed
2022-01-27 18:35:25
@article{d2f9c98e-51db-4b8a-8439-573f8f03412d,
  abstract     = {{We present a microgeographic analysis of 34 allozyme loci and the control region of mitochondrial DNA (mtDNA) in the common vole Microtus arvalis (Pallas, 1779), performed to assess the effects of environmental heterogeneity on the distribution of genetic variation among populations in the Biebrza river valley, NE Poland The common vole occurs there in two types of habitat open grassland and pastures around the valley (GP populations), and abandoned fields on small hills isolated by wetlands (SH populations) No significant genetic differences were found between SH and GP populations with respect to allelic richness, nor average observed and expected heterozygosities The average genetic differentiation at allozyme loci among the SH populations was significantly lower (F-ST = 0 066) than among the GP populations located around the Biebrza valley (F-ST = 0 112), and an isolation by distance pattern was detected (r = 0 26, p &lt; 0 05) Mitochondrial DNA differentiation among the GP populations was great (F-ST, = 0 357, p &lt; 0 01), indicating that female dispersal was 4 4-6 5 times lower than for males Our results and reviewed published data on M arvalis dispersal suggest that common vole dispersal in patchy natural and semi-natural habitats is male-biased and could generate moderate population divergence, with relatively high levels of genetic variation retained within populations}},
  author       = {{Borkowska, Anetta and Ratkiewicz, Miroslaw and Jaarola, Maarit}},
  issn         = {{0001-7051}},
  keywords     = {{sex-biased; habitat heterogeneity; mtDNA; Microtus arvalis; allozymes; dispersal}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{333--341}},
  publisher    = {{Mammal Research Institute, Polish Academy of Sciences}},
  series       = {{Acta Theriologica}},
  title        = {{Maintenance of genetic variation and moderate differentiation among populations under sex-biased dispersal in the common vole Microtus arvalis in patchy habitats}},
  url          = {{http://dx.doi.org/10.4098/j.at.0001-7051.001.2010}},
  doi          = {{10.4098/j.at.0001-7051.001.2010}},
  volume       = {{55}},
  year         = {{2010}},
}