نتایج جستجو برای: expected heterozygosity

تعداد نتایج: 255230  

Journal: :Genetics and molecular research : GMR 2012
Q H Gu B X Xiong Y T Zhu Q Wang P S Shi

Although it is a major freshwater gastropod species, genetic diversity of Bellamya aeruginosa was completely unknown. Eighteen microsatellite loci were isolated and characterized from (AC)(15)-enriched genomic libraries of the freshwater snail B. aeruginosa. Most of the 18 loci were successfully amplified and high polymorphic information content values were found, ranging from 0.244 to 0....

2013
Wuxia Guo Yelin Huang Ziwen He Yubin Yan Renchao Zhou Suhua Shi

UNLABELLED PREMISE OF THE STUDY Spartina alterniflora is one of the nine most notoriously invasive plants in China. Microsatellite markers were developed for this species to investigate its invasiveness and genetic diversity. • METHODS AND RESULTS Fifteen polymorphic and seven monomorphic simple sequence repeat (SSR) markers derived from expressed sequence tags (ESTs) were identified and s...

Journal: :Genetics and molecular research : GMR 2011
J-Q Yang X-D Zhou D Liu Z-Z Liu W-Q Tang

Coilia mystus is the most important harvested fish species in China; it inhabits quite different water environments during the different life history stages. Populations of C. mystus have dropped sharply due to overharvesting and water pollution. We developed eight microsatellite loci in C. mystus for conservation genetics studies. These new markers were tested in 20 individuals from the Min Ri...

Journal: :Genetics and molecular research : GMR 2014
W J Kim E H Shin H J Kong H S Kim B S Kim B H Nam Y O Kim C H Kim H Jung C M An

Korean rose bitterling (Rhodeus uyekii) is a freshwater fish endemic to Korea. Natural populations of this species have experienced severe declines as a result of habitat fragmentation and water pollution. To conserve and restore R. uyekii, the genetic diversity of this species needs to be assessed at the population level. Eighteen novel polymorphic microsatellite loci for R. uyekii were develo...

Journal: :Genetics and molecular research : GMR 2012
J-T Tian Z-H Liu L-Q Zhou B Wu P Liu A-G Yang

Blood clams (Scapharca broughtonii) are widely cultivated and consumed in noutheast Asia. Forty-eight polymorphic microsatellite loci were developed for this clam using magnetic-bead hybridization enrichment. The number of alleles per locus ranged from 2 to 14. Polymorphism of these loci was assessed in 30 individuals from a population collected from coastal areas of Qingdao, China. The va...

2017
Chun-Hua Yang Cai-Yong Yin Chun-Mei Shen Yu-Xin Guo Qian Dong Jiang-Wei Yan Hong-Dan Wang Yu-Dang Zhang Hao-Tian Meng Rui Jin Feng Chen Bo-Feng Zhu

Thirty insertion/deletion loci were utilized to study the genetic diversities of 125 bloodstain samples collected from Bai group in Yunnan Dali region, China. The observed heterozygosity and expected heterozygosity of the 30 loci ranged from 0.1520 to 0.5680, and 0.1927 to 0.4997, respectively. No deviations from Hardy-Weinberg equilibrium tests after Bonferroni correction were found at all 30 ...

2015
Miao-Miao Ju Huan-Cheng Ma Pei-Yao Xin Zhi-Li Zhou Bin Tian

PREMISE OF THE STUDY Bombax ceiba (Malvaceae), commonly known as silk cotton tree, is a multipurpose tree species of tropical forests. Novel expressed sequence tag-simple sequence repeat (EST-SSR) markers were developed and characterized for the species using transcriptome analysis. METHODS AND RESULTS A total of 33 new EST-SSR markers were developed for B. ceiba, of which 13 showed polymorph...

2009

Marker Assisted Selection (MAS), which is the process of using the results of DNA testing to assist in the selection of individuals to become parents of the next generation by combining the genotypes and the expected progeny differences of the bulls. In the present study, all the five markers were highly informative. The highest PIC value was obtained for the microsatellite marker ILSTS096 (0.8...

Journal: :Evolution; international journal of organic evolution 2008
Nils Ryman Olof Leimar

The usefulness of GST and similar measures of genetic differentiation has been questioned repeatedly because of their dependence on the amount of heterozygosity within populations, creating problems when comparing degrees of divergence at loci with different mutation rates. Although the effect of mutation on GST is expected to be small in the early phases of divergence, it is unclear for how lo...

Journal: :Journal of integrative plant biology 2008
Yan Chen Shu-Zhen Yang Ming-Shui Zhao Bi-Ye Ni Liang Liu Xiao-Yong Chen

Genetic changes over space and time provide insights into the relative roles of evolutionary factors in shaping genetic patterns within plant populations. However, compared with spatial genetic structure, few studies have been conducted on genetic changes over time. In this study, we used six polymorphic microsatellite loci to assess genetic variation of six size-classes of the population of Li...

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