نتایج جستجو برای: expected heterozygosity
تعداد نتایج: 255230 فیلتر نتایج به سال:
We isolated and characterizated 12 polymorphic microsatellite loci in the rapid racerunner Eremias velox (Squamata: Lacertidae). The loci were screened in 37 E. velox individuals. The number of alleles ranged from 6 to 16. The observed heterozygosity ranged from 0.432 to 0.919, and the expected heterozygosity ranged from 0.685 to 0.902. These microsatellite markers should prove useful for popul...
The northern pike (Esox lucius L.), an important predatory freshwater species, is undergoing significant population decline. In this study, 18 novel polymorphic microsatellite loci were isolated and used for assessing genetic variation in the Chinese Ulungur and Hungarian Balaton populations of the species. The number of alleles ranged from 2 to 13, observed heterozygosity from 0.154 to 0.920 a...
this study was carried out to investigate the genetic diversity and population structure of 90 specimens of oxynoemacheilus argyrogramma collected from sepidbarg, gamasiab and ghaleji rivers, in the west of iran. analyses using three microsatellite loci indicated that the average number of alleles in the population was 12, which was well above the reported values for freshwater fishes. the expe...
Microsatellite loci were identified from Cornus kousa'National'. Primer pairs for 86 loci were developed and of these, eight were optimized and screened using genomic DNA from 22 kousa cultivars. All optimized loci were polymorphic and the number of alleles per locus ranged from three to 17. Observed heterozygosity ranged from 0 to 0.3 and expected heterozygosity ranged from 0.38 to 0.91. These...
Effects of inbreeding on individual fitness are of long-standing interest in evolutionary biology and conservation studies. Since estimation of the inbreeding coefficient of a given individual is often impossible in wild populations, some authors have attempted to demonstrate inbreeding depression in such populations by correlating the multi-locus marker heterozygosity of individuals with a tra...
Berari goats are medium sized animals reared mainly for meat purpose. They are predominantly brown and blackish brown in colour with glossy hair and found in Vidarbha region of Maharashtra state. Berari is not a recognized breed but a well established local population of goat which is yet to be fully explored for its phenotypic and genetic aspects. Within population genetic variation was examin...
To explain the long-term persistence of polymorphic alleles (trans-specific polymorphism) at the major histocompatibility complex (MHC) loci in rodents and primates, a computer simulation study was conducted about the coalescence time of different alleles sampled under various forms of selection. At the same time, average heterozygosity, the number of alleles in a sample, and the rate of codon ...
Two RAPD primers and 15 protein biochemical markers were examined to assess the zygosity (hetero/homozygocity) and per cent polymorphisms in monogamous (IM: IF) and triogamous (1M:2F) breeding groups of outbred Mongolian gerbils (Meriones unguiculatus). No polymorphism and heterozygosity were found in RAPD as well as biochemical markers in monogamous groups, whereas both primers in RAPD (%P=55%...
Heterozygosity as a target of mate choice has received much attention in recent years and there is growing evidence supporting its role in the evolution of mate preferences. In this study we analyse mating patterns in relation to heterozygosity in a lesser kestrel (Falco naumanni) population intensively monitored over six study years (2002-2007). The magnitude of heterozygosity-based assortativ...
Deer antlers are costly structures subjected to directional sexual selection that may be sensitive to heterozygosity. However, a relationship between heterozygosity and antler development has only been found for select protein-coding loci and MHC genes in one deer species (the white-tailed deer Odocoileus virginianus). Here, we study the relationship between multilocus heterozygosity at 11 micr...
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