Search Results - "genetic diversity"

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  1. 1

    Genetic diversity and phylogenetic relationship estimation of Shanxi indigenous goat breeds using microsatellite markers by Peng Zhao, Li Zhang, Yin Liu, Zhengkun Wang, Hongyu Guo, Jun Li, Shuai Wu, Zefeng Gao, Hao Yuan

    Published 2024-12-01

    The objective of this study was to assess the genetic diversity, phylogenetic relationship and population structure of five goat breeds in Shanxi, China. High genetic diversities were found in the five populations, among which, Licheng big green goat (LCBG) has the highest genetic diversity, while J...

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  2. 2

    Genomic Analysis of the Natural Population of Wheat dwarf virus in Wheat from China and Hungary by Yan LIU, Biao WANG, Gyula Vida, Mónika Cséplo-Károlyi, Bei-lei WU, Yuan-hua WU, Xi-feng WANG

    Published 2012-12-01

    During the last decade, the leafhopper transmitted Wheat dwarf virus (WDV) has become a serious problem both in northwestern China and Hungary. In order to study the molecular diversity and population structure of WDV in these two countries, 39 Chinese isolates and 16 Hungarian isolates were collect...

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  3. 3

    Relatedness Among Three Native Geese in Erbil Governorate Using Hematological and Molecular Methods by Mohsen A. Ahmed, Yousif M.S. Al-Barzinji, Lanja Assad Ismail

    Published 2019-04-01

    The objective of the present study was to determine genetic diversity among three geese color types using RAPD markers and hematological parameters. The overall mean, of the live weights, Hemoglobin, Hetrophil %, Lymphocyte %, Monocyte %, and H/L ratio were 3.006 (kg), 14.64, 36.896, 49.896, 2.233 a...

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  4. 4

    Molecular Detection of Neospora Caninum in Different Tissues of Dogs and Cats in Shiraz, Iran by Gholam Reza Hatam, Fattaneh Mikaeili, Qasem Asgari, Mehdi Namavari, Shamsi Noorpisheh Ghadimi

    Published 2025-07-01

    ABSTRACT Background Neospora caninum is one of the most significant causative agents of abortion in dairy cattle. Canids, especially dogs, act as definitive hosts and cattle serve as intermediate hosts for these coccidian protozoa, which can cause neuromuscular disease in dogs. The objective of this...

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  5. 5

    The pattern of genetic diversity of different breeds of pigs based on microsatellite analysis by V. R. Kharzinova, N. A. Zinovieva

    Published 2020-12-01

    One of the main tasks of genetics and animal breeding is the assessment of genetic diversity and the study of genetic relationships between different breeds and populations using molecular genetic analysis methods. We analysed the polymorphism of microsatellites and the information on the state of g...

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  6. 6

    Microsatellites reveal strong genetic structure in the common cutworm, Spodoptera litura by Huai-heng WU, Peng WAN, Min-song HUANG, Chao-liang LEI

    Published 2019-03-01

    The common cutworm, Spodoptera litura (Lepidoptera: Noctuidae), is a voracious agricultural pest. To increase understanding of the migration patterns and genetic diversity of different geographic populations of this species, we analyzed genetic variation in nine microsatellite loci among 576 individ...

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  7. 7

    A simple way to visualize detailed phylogenetic tree of huge genome-wide SNP data constructed by SNPhylo by Hai-long YANG, Le DONG, Hui WANG, Chang-lin LIU, Fang LIU, Chuan-xiao XIE

    Published 2018-09-01

    Phylogenetic trees based on genome-wide single nucleotide polymorphisms (SNPs) among diverse inbreds could provide valuable and intuitive information for breeding and germplasm management in crops. As a result of sequencing technology developments, a huge amount of whole genome SNP data have become...

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  8. 8

    Patterns of genetic diversity in five species of Passeriformes co-distributed in an environmental gradient by Marcela Restrepo-Arias, Héctor F. Rivera-Gutiérrez, Iván Darío Soto-Calderón, Ernesto Pérez-Collazos, Catalina González-Quevedo

    Published 2025-09-01

    Understanding the evolutionary processes that influence the distribution of genetic diversity in natural populations is a key issue in evolutionary biology. Both species' distribution ranges and environmental gradients can influence this diversity through mechanisms such as gene flow, selection...

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    Subjects: “…Adaptive genetic diversity…”
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  9. 9

    Diversity assessment of a lesser known buffalo population from Central India and its comparative evaluation reveals presence of sufficient genetic variation and absence of selectio... by Rajesh Kumar Gahlyan, Vikas Vohra, Supriya Chhotaray, R. S. Kataria

    Published 2024-12-01

    Planned breeding and conservation strategies for a lesser-known population require an assessment of complete genetic diversity and population structure analysis in addition to its morphometric characteristics. In the present study, a comparative analysis of the genetic structure of a rare buffalo po...

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  10. 10

    Genetic diversity analysis and GWAS reveal the adaptive loci of milling and appearance quality of japonica rice (Oryza sativa L.) in Northeast China by Xin XU, Jun-hua YE, Ying-ying YANG, Ruo-si LI, Zhen LI, Shan WANG, Yan-fei SUN, Meng-chen ZHANG, Qun XU, Yue FENG, Xing-hua WEI, Yao-long YANG

    Published 2022-06-01

    Milling and appearance quality are important contributors to rice grain quality. Abundant genetic diversity and a suitable environment are crucial for rice improvement. In this study, we investigated the milling and appearance quality-related traits in a panel of 200 japonica rice cultivars selected...

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  11. 11

    Genetic Relationships Among Chinese Maize OPVs Based on SSR Markers by Li-ya SONG, Xue LIU, Wei-guo CHEN, Zhuan-fang HAO, Li BAI, De-gui ZHANG

    Published 2013-07-01

    Bulk-SSR method was used to analyze the genetic diversity of 44 open-pollinated varieties collected from Henan, Shandong, Shanxi, and Jilin provinces and Guangxi Zhuang Autonomous Region, China using 70 pairs of SSR primers. The purposes of this study were to (1) compare the genetic diversity among...

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  12. 12

    GENETIC DIVERSITY OF SOME BREAD WHEAT GENOTYPES USING RAPD TECHNIQUE by F. T. F. Alkhamisi, M. H. Al-Issawi

    Published 2025-06-01

    A Group of five bread wheat genotypes that were newly introduced to Iraq were assessed for their genetic similarity using the random amplified polymorphic DNA (RAPD) technique. The genomic DNA of the genotypes was amplified with five RAPD primers. Used primers produced total amplified bands of 63 ou...

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  13. 13

    Genetic diversity of tomato germplasm resources resistant to bacterial wilt (Ralstonia solanacearum) revealed by AFLP by ZHOU Guo-zhi, LI Zhi-miao, YANG Yue-jian, XING Juan, WANG Rong-qing

    Published 2009-07-01

    The relationship and genetic diversity of 20 tomato germplasm resources resistant or susceptible to bacterial wilt (Ralstonia solanacearum) were analyzed by AFLP (amplified fragments length polymorphism)-silver staining approach. Five primer combinations selected from 64 primer pairs revealed a tota...

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  14. 14

    Genetic Diversity and Structure of New Inbred Rice Cultivars in China by Qun XU, Hong CHEN, Cai-hong WANG, Han-yong YU, Xiao-ping YUAN, Yi-ping WANG, Yue FENG, Sheng-xiang TANG, Xing-hua WEI

    Published 2012-10-01

    A total of 408 inbred rice cultivars bred in the last decade were analyzed for 24 SSR markers. The results showed the genetic diversity of indica cultivars was higher than that of japonica cultivars, and the genetic diversity of new cultivars raised in recent years was lower. Among the six rice crop...

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  15. 15

    Effectiveness of ISSR markers for detecting genomic variability in <I>Panicum miliaceum</I> L. accessions by D. Kh. Arkhestova, A. A. Yakhutlova, A. D. Khaudov, L. Kh. Sokurova, T. V. Kulemina

    Published 2024-05-01

    Background. Millet is one of the main cereal crops with a wide area of cultivation. Over the past decade, there has been a significant increase in the consumption of millet and its processed products. As a result, the breeding of cultivars with high consumer properties is becoming relevant, requirin...

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  16. 16

    Pathotypes and Genetic Diversity of Chinese Collections of Elsinoë fawcettii Causing Citrus Scab by Xin HOU, Feng HUANG, Tian-yuan ZHANG, Jian-guo XU, Hyde D Kevin, Hong-ye LI

    Published 2014-06-01

    Two scab diseases are currently recognized on citrus: citrus scab, caused by Elsinoë fawcettii, and sweet orange scab, caused by E. australis. Although these pathogens are economically important, there is no molecular data on these species in China. Here we use internal transcribed spacer sequence d...

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  17. 17

    Diversity Assessment by Molecular Barcoding and Seed Morphology in Ricinus communis L. by Elham R. S. Soliman, Soliman M. S. A.

    Published 2021-03-01

    Fourteen morphologically varied Ricinus communis L. seeds were collected from different localities in Egypt, El-Sudan and Saudi Arabia. Seed morphology and ITS barcoding analysis were performed to assess their diversity and phylogenetic relationship. Sequence’s alignment of nrITS region from differe...

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    Subjects: “…Seed morphology, Ricinus, ITSDNA, Genetic diversity…”
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  18. 18

    Evaluation of Genetic Diversity of Sichuan Common Wheat Landraces in China by SSR Markers by Wei LI, Chun-mei BIAN, Yu-ming WEI, An-jun LIU, Guo-yue CHEN, Zhi-en PU, Ya-xi LIU, You-liang ZHENG

    Published 2013-09-01

    Genetic diversity of 62 Sichuan wheat landraces accessions of China was investigated by agronomic traits and SSR markers. The landrace population showed the characters of higher tiller capability and more kernels/spike, especially tiller no./plant of six accessions was over 40 and kernels/spike of t...

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  19. 19

    High nuclear genetic diversity of Birecik semi-wild population of endangered Bald Ibis ( Geronticus eremita ) from Turkey by Emel Çakmak, Çiğdem Akın Pekşen, Beril Boran, Taner Hatipoğlu, C. Can Bilgin

    Published 2025-06-01

    The Northern Bald Ibis ( Geronticus eremita ) is an endangered species. The western population is estimated to be approximately 700 individuals, located in the Souss Massa region of Morocco. In contrast, the eastern population, now semi-wild, is approximately 300 birds, situated in Birecik, Turkey....

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  20. 20

    Dynamic Change of Genetic Diversity in Conserved Populations with Different Initial Genetic Architectures by Yun-feng LU, Hong-wei LI, Ke-liang WU, Chang-xin WU

    Published 2013-07-01

    Maintenance and management of genetic diversity of farm animal genetic resources (AnGR) is very important for biological, socioeconomical and cultural significance. The core concern of conservation for farm AnGR is the retention of genetic diversity of conserved populations in a long-term perspectiv...

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