Search Results - "genetic variation"
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Genetic–environment associations explain genetic differentiation and variation between western and eastern North Pacific rhinoceros auklet (Cerorhinca monocerata) breeding colonies...
Published 2024-07-01Subjects: “…adaptive genetic variation…”Abstract Animals are strongly connected to the environments they live in and may become adapted to local environments. Examining genetic–environment associations of key indicator species, like seabirds, provides greater insights into the forces that drive evolution in marine systems. Here we examine...
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Tracing Hypervariable Region I (HVR-I) of Mitochondrial DNA in Iranian Ethnic Groups
Published 2025-01-01Subjects: “…genetic variation…”Genetic markers can confirm the role of ethnicity in forensic investigations. Mitochondrial DNA (mtDNA) can be applied as a useful marker in forensic casework due to its maternal inheritance, high copy number, and strong persistence, even in degraded samples. Therefore, the present study aimed to in...
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Genetic and Morphological Variation Among Populations of Duckweed Species in Thailand
Published 2025-07-01Subjects: Get full textDuckweeds have emerged as frontier plants in research, food, and bioenergy applications. Consistency in genetic and morphological traits within species is therefore crucial for their effective use. Thailand hosts diverse duckweed populations with representatives from four of the five genera and at l...
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Genetic variation and population structure of the mushroom Pleurotus ferulae in China inferred from nuclear DNA analysis
Published 2016-10-01Subjects: “…genetic variation…”To investigate the genetic diversity of an edible fungus Pleurotus ferulae, a total of 89 wild samples collected from six geographical locations in the Xinjiang Uygur Autonomous Region of China and two geographical locations in Italy, were analyzed using three DNA fragments including the translation...
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To the centenary of the birth of outstanding evolutionist Dmitri Konstantinovich Belyaev
Published 2017-07-01Subjects: Get full textThis paper is a tribute to outstanding evolutionary biologist Dmitri Konstantinovich Belyaev in connection with the forthcoming centenary of his birth. His work on variation-related mechanisms in animal domestication made this process much faster. Belyaev is at length described as a person, as a sci...
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Advances in Mendelian Randomization Studies of Obesity Over the Past Decade: Uncovering Key Genetic Mechanisms
Published 2025-07-01Subjects: Get full textXinyue Lu,1,2 Lianhong Ji,1,2 Dong Chen,2 Xiaoyang Lian,2 Mengqian Yuan1,2 1Affiliated Hospital of Nanjing University of Chinese Medicine, Nanjing, 210029, People’s Republic of China; 2Jiangsu Province Hospital of Chinese Medicine, Nanjing, 210029, People’s Republic of Ch...
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Genetic variations among pacific herring (<i>Clupea pallasii Val</i>.) from the Okhotsk Sea and Lake Ainskoye by microsatellite loci
Published 2016-12-01Subjects: Get full textGenetic variation among spawning groups of pacific herring from different spawning grounds in the northwestern Okhotsk Sea and Lake Ainskoye (Sakhalin Island) is assessed by 11 microsatellite loci. All loci were polymorphic. Genetic differentiation of the herring from the Okhotsk Sea was statistical...
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Glucosinolates in Cruciferous Vegetables: Genetic and Environmental Regulation, Metabolic Pathways, and Cancer-Preventive Mechanisms
Published 2025-05-01Subjects: Get full textWe investigated the genetic and environmental variables determining the glucosinolate (GSL) content of cruciferous vegetables and the implications for cancer prevention. The enzyme myrosinase hydrolyzes GSLs, which are sulfur-containing chemicals found mostly in cruciferous vegetables, producing iso...
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Evaluation of Genetic Diversity of Wild Raspberry Genotypes in the Western Caspian Sea Regions by ISSR Molecular Markers
Published 2025-01-01Subjects: “…genetic variation…”The raspberry is an edible fruit belonging to the Rubus genus within the Rosaceae family. The species is known for its high global genetic diversity. Raspberries are highly regarded for their nutritional benefits, particularly their contributions to dietary fiber and vitamins. This species contains...
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Productivity and genetic variation of elite sugarcane (Saccharum officinarum L.) clones under dryland grumusol soil
Published 2025-07-01Subjects: Get full textSugar production in Indonesia has declined in recent years, primarily due to climate change, extreme weather conditions, and the limited availability of high-yielding varieties. This study aimed to evaluate the productivity and genetic variation of seven elite sugarcane clones and two commercial va...
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Optimization of inter simple sequence repeats (ISSR) analysis as applied to preliminary study of genetic variation in Abies beshanzuensis M. H. Wu
Published 2005-05-01Subjects: Get full textFactors which affect the ISSR analysis of Abies beshanzuensis, such as annealing temperature and concentrations of template DNA, Taq DNA polymerase, Mg<sup>2+</sup> and dNTP, etc. were examined. The optimal ISSR-PCR reaction system (25 μL) in our experiments was as the following: 1 × Taq...
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Advances in salinity tolerance of soybean: Genetic diversity, heredity, and gene identification contribute to improving salinity tolerance
Published 2018-10-01Subjects: Get full textSalt stress is one of the major abiotic stresses affecting soybean growth. Genetic improvement for salt tolerance is an effective way to protect soybean yield under salt stress conditions. Successful improvement of salt tolerance in soybean relies on identifying genetic variation that confers tolera...
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Comparative analysis of the genome of the field isolate V86010 of the rice blast fungus Magnaporthe oryzae from Philippines
Published 2017-10-01Subjects: Get full textAbstract: Genome dynamics of pathogenic organisms are driven by plant host and pathogenic organism co-evolution, in which pathogen genomes are used to overcome stresses imposed by hosts with various genetic backgrounds through generation of a range of field isolates. This model also applies to the r...
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RAPD analysis of the genetic specificity of WHBE rabbit
Published 2005-07-01Subjects: Get full textGenetic relationship among White Hair and Black Eyes (WHBE) rabbits, Japanese big ear rabbits and New Zealand rabbits were analyzed with randomly amplified polymorphic DNA (RAPD) technique. Ten random primers were used to amplify genomic DNA of rabbits with PCR methods. On the basis of preliminary e...
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Pan-Genome-Wide Association Study Identifies Genetic Factors Associated with the Pathogenicity of Invasive Serotype 19F Streptococcus Pneumoniae
Published 2025-06-01Subjects: Get full textXing Shi,1,&ast; Sandip Patil,2,&ast; Qiuwei Yi,1,&ast; Zihao Liu,1 Heping Wang,1 Chunqing Zhu,1 Yunsheng Chen,3 Yuejie Zheng,1 Shaowei Dong,2 Yanmin Bao1 1Department of Respiratory Medicine, Shenzhen Children’s Hospital, Shenzhen, Guangdong, People’s Republic of China; 2Depa...
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Haematological profile and genetic variation of brown Caucasian dairy cattle in different ecological and geographical zones
Published 2022-01-01Subjects: Get full textAim. The rational use of North Caucasus forage lands, a large part of which is located in the mountains, is one of the important tasks in addressing the issue of improving the efficiency of cattle breeding. This appears quite challenging, as the mechanisms of adaptation of farm animals, in particula...
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Genetic Diversity and Genetic Changes in the Introgression Lines Derived from Oryza sativa L. Mating with O. rufipogon Griff.
Published 2012-07-01Subjects: Get full textThe objectives of the present study were to estimate genetic diversity and genetic changes of introgression lines (ILs) which derived from cultivated rice (Oryza sativa L. cv. Xieqingzao B, XB) mating with common wild rice (O. rufipogon Griff., CWR). The genetic data of 239 ILs were based on a total...
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Genetic structure of the invasive Colorado potato beetle Leptinotarsa decemlineata populations in China
Published 2020-02-01Subjects: Get full textThe Colorado potato beetle (CPB), Leptinotarsa decemlineata Say, is an infamous invasive species worldwide. It was first found in Xinjiang Uygur Autonomous Region of China in 1993 and spread to Northeast China in 2013. To better understand the genetic structure and the diffusion path of their popula...
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Genetic relationship among Trapa species assessed by RAPD markers
Published 2004-03-01Subjects: Get full textTo assess the genetic relationship between 10 species of genus Trapa, 16 samples were used for RAPD assay. 18 primers were screened from the 50 random primer, and a total of 205 DNA bands were amplified, among which 165 (79.5%) were polymprphic. Based on the RAPD data, Nei's genetic identity an...
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Microbial genetic composition regulates host social behavior
Published 2025-12-01Subjects: Get full textThe co-evolutionary relationship between gut microbiota and their hosts is influenced by microbial genetic variation, which enables adaptation to host environmental changes, modifies metabolic processes, and refines host–microbiota interactions. Investigating how gut microbial genetic variations inf...
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