Research Topics
Genomes and GenesSpecies | A CaballeroSummaryAffiliation: University of Vigo Country: Spain Publications
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Detail Information
Publications
Inferences on genome-wide deleterious mutation rates in inbred populations of Drosophila and miceA Caballero
Dep Bioquímica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, Spain
Genetica 102:229-39. 1998..Recent estimates suggesting an overall mutation pressure for fitness traits of about 0.1% are, however, compatible with the observed load...
Estimation of the upper limit of the mutation rate and mean heterozygous effect of deleterious mutationsA Caballero
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, 36310 Vigo, Spain
Genet Res 88:137-41. 2006..The assumption of lower mutation rates and/or other models of balancing selection may imply considerably larger biases of the estimates, making the reliability of the proposed method highly questionable...
Analysis of the biases in the estimation of deleterious mutation parameters from natural populations at mutation-selection balanceA Caballero
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, 36310 Vigo, Spain
Genet Res 88:177-89. 2006..2, although the data are scarce and noisy, and should be used with caution...
Impact of amplified fragment length polymorphism size homoplasy on the estimation of population genetic diversity and the detection of selective lociArmando Caballero
Departamento de Bioquimica, Genetica, e Inmunología, Facultad de Biologia, Universidade de Vigo, 36310 Vigo, Spain
Genetics 179:539-54. 2008..Overall, the results indicate that the software should be used with caution. AFLP homoplasy can produce a reduction of up to 15% in the power to detect selective loci...
Accumulation of deleterious mutations: additional Drosophila melanogaster estimates and a simulation of the effects of selectionA Caballero
Departamento de Bioquimica, Xenética e Inmunoloxía, Facultade de Ciencias, Universidade de Vigo, Spain
Evolution 56:1150-9. 2002..It also predicted a rate of line extinction too low in the early generations and too high in the later ones. In contrast, the model based on few mutations of large effect was generally consistent with all the observations...
Homoplasy and distribution of AFLP fragments: an analysis in silico of the genome of different speciesArmando Caballero
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidade de Vigo, Vigo, Spain
Mol Biol Evol 27:1139-51. 2010..4) Nor is the disagreement eliminated by using restriction enzymes with balanced motifs. 5) The discrepancy seems to be caused, rather, by the nonrandom distribution of restriction enzyme motifs...
Interrelations between effective population size and other pedigree tools for the management of conserved populationsA Caballero
Departamento de Bioquimica, Genética e Immunología, Facultad de Ciencias, Universidad de Vigo, Spain
Genet Res 75:331-43. 2000..The method of choice of parents and the system of mating should be independent of each other because a clear-cut recommendation cannot be given on the latter...
Properties of spontaneous mutations affecting quantitative traitsA Garcia-Dorado
Departamento de Genetica, Facultad de Ciencias Biologicas, Universidad Complutense, Madrid, Spain
Genet Res 74:341-50. 1999..This should be close to that responsible for standing variation in natural populations...
Mutation-selection balance accounting for genetic variation for viability in Drosophila melanogaster as deduced from an inbreeding and artificial selection experimentS T Rodríguez-Ramilo
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, Spain
J Evol Biol 17:528-41. 2004....
Analysis of the estimators of the average coefficient of dominance of deleterious mutationsB Fernandez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, 36200 Vigo, Spain
Genetics 168:1053-69. 2004....
Genetic differentiation and estimation of effective population size and migration rates in two sympatric ecotypes of the marine snail Littorina saxatilisJ Fernandez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, 36200 Vigo, Spain
J Hered 96:460-4. 2005....
AFLPMax: a user-friendly application for computing the optimal number of amplified fragment length polymorphism markers needed in phylogenetic reconstructionM J García-Pereira
Departamento de Bioquimica, Genética e Inmunología, Universidad de Vigo, 36310 Vigo, Spain
Mol Ecol Resour 12:566-9. 2012..Executables for Windows, linux and MacOS X operating systems, source code and user manual are available from: http://webs.uvigo.es/acraaj/AFLPMax.htm...
The effect of antagonistic pleiotropy on the estimation of the average coefficient of dominance of deleterious mutationsB Fernandez
Departamento de Genetica, Facultad de Ciencias Biologicas, Universidad Complutense, 28040 Madrid, Spain
Genetics 171:2097-112. 2005....
The mutational rate of Drosophila viability decline: tinkering with old dataA Garcia-Dorado
Departamento de Genetica, Facultad de Ciencias Biologicas, Universidad Complutense, 28040 Madrid, Spain
Genet Res 80:99-105. 2002..011) or from the linear term in a quadratic unforced regression (delta MII = 0.001) are very different. The data fit both models very well, and the choice between them should be based on biological grounds...
An experimental evaluation with Drosophila melanogaster of a novel dynamic system for the management of subdivided populations in conservation programsV Avila
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Vigo, Pontevedra, Spain
Heredity (Edinb) 106:765-74. 2011....
The evolutionary forces maintaining a wild polymorphism of Littorina saxatilis: model selection by computer simulationsA Pérez-Figueroa
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, Vigo, Spain
J Evol Biol 18:191-202. 2005....
Estimating sexual selection and sexual isolation effects from mating frequenciesE Rolan-Alvarez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, Spain
Evolution 54:30-6. 2000..The use of the classical indexes applied to PSI coefficients considerably reduces the statistical bias of the estimates, revealing the good estimation properties of the new statistics...
Relaxation of selection with equalization of parental contributions in conservation programs: an experimental test with Drosophila melanogasterS T Rodríguez-Ramilo
Departamento de Bioquimica, Genética e Inmunología, Universidad de Vigo, 36310 Vigo, Spain
Genetics 172:1043-54. 2006....
Comparing three different methods to detect selective loci using dominant markersA Pérez-Figueroa
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Vigo, Spain
J Evol Biol 23:2267-76. 2010..Our results show, nevertheless, that false positives are common even with a combination of methods and multitest correction, suggesting that conclusions obtained from this approach should be taken with extreme caution...
Accumulation of deleterious mutations and equalization of parental contributions in the conservation of genetic resourcesJ Fernandez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, 36200 Vigo, Spain
Heredity 86:480-8. 2001....
Preserving population allele frequencies in ex situ conservation programsMaria Saura
Departamento Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, 36310 Vigo, Spain
Conserv Biol 22:1277-87. 2008....
Lack of nonadditive genetic effects on early fecundity in Drosophila melanogasterJ Fernandez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, 36200 Vigo, Spain
Evolution 57:558-65. 2003..06 +/- 0.12%). The results suggest that, for fitness-component traits, low levels of additive genetic variance are not necessarily associated with large inbreeding depression or high levels of nonadditive genetic variance...
A parallel optimization approach for controlling allele diversity in conservation schemesJavier Vales-Alonso
Departamento de Ingeniería Telemática, ETSI Telecomunicacion, Universidad de Vigo, Spain
Math Biosci 183:161-73. 2003..The proposed algorithm shows excellent timing and minimization performances. Execution time decreases linearly with the number of processors used, providing similar results in all cases...
Phylogenetic evidence for multiple sympatric ecological diversification in a marine snailHumberto Quesada
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Campus As Lagoas Marcosende, 36310 Vigo, Spain
Evolution 61:1600-12. 2007..Thus, divergent selection occurring independently in different populations has produced the marine equivalent of host races, which may represent the first step in speciation...
Nonallopatric and parallel origin of local reproductive barriers between two snail ecotypesEmilio Rolan-Alvarez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Campus Universitario, 36310 Vigo, Spain
Mol Ecol 13:3415-24. 2004..We argue that neither our laboratory hybridization experiments nor our molecular data are compatible with a model based on allopatric ecotype formation, secondary overlap and introgression...
The relative contribution of band number to phylogenetic accuracy in AFLP data setsM J García-Pereira
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidade de Vigo, Vigo, Spain
J Evol Biol 24:2346-56. 2011..These results suggest that AFLPs may be an efficient alternative to traditional DNA sequencing for accurate topology reconstruction of shallow trees when not very short ancestral branches exist...
Genetic impact of the Prestige oil spill in wild populations of a poor dispersal marine snail from intertidal rocky shoresJaime Piñeira
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Vigo, Spain
Mar Pollut Bull 56:270-81. 2008..However, some genetic effects were detected in the polluted populations, particularly for quantitative shell traits and AFLPs, consistent with local adaptations resulting from the fuel contamination...
Evaluating the relationship between evolutionary divergence and phylogenetic accuracy in AFLP data setsMaría Jesús García-Pereira
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidade de Vigo, Vigo, Spain
Mol Biol Evol 27:988-1000. 2010..Nevertheless, our data suggest that under certain circumstances, AFLPs may be suitable to reconstruct deeper phylogenies than usually accepted...
A simulation study on the performance of differentiation-based methods to detect selected loci using linked neutral markersA Vilas
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, Vigo, Spain
J Evol Biol 25:1364-76. 2012..At equal conditions, bayescan seemed to perform somewhat more efficiently than dfdist/fdist, with little difference between results for dominant and codominant markers...
The action of purifying selection, mutation and drift on fitness epistatic systemsAndrés Pérez-Figueroa
Departamento de Genetica, Facultad de Ciencias Biologicas, Universidad Complutense, 28040 Madrid, Spain
Genetics 183:299-313. 2009..Epistasis, either synergistic or antagonistic (this leading to multiple adaptive peaks), had no appreciable effect on MSD results nor, therefore, on the evolutionary rate of fitness change...
Variation after a selective sweep in a subdivided populationEnrique Santiago
Departamento de Biologia Funcional, Facultad de Biologia, Universidad de Oviedo, 33071 Oviedo, Spain
Genetics 169:475-83. 2005....
Palliating the impact of fixation of a major gene on the genetic variation of artificially selected polygenesLeopoldo Sánchez
Departamento de Bioquimica, Genética e Inmunología, Facultad de Biologia, Universidad de Vigo, 36310 Vigo, Spain
Genet Res 88:105-18. 2006....
On the persistence and pervasiveness of a new mutationAurora García-Dorado
Departamento de Genetica, Facultad de Ciencias Biologicas, Universidad Complutense, 28040 Madrid, Spain
Evolution 57:2644-6. 2003..In contrast, the number of generations until fixation or loss, 2(N(e)/N)(1 + log(e)2N), is much smaller than the total number of heterozygotes. In general the number of generations is less than the number of individuals...
