نتایج جستجو برای: gene diversity

تعداد نتایج: 1302020  

The genus Tulipa L. (Liliaceae) comprises about 100 species and Iran is considered as one of the main origins of tulips. In this research, genetic diversity and population structure of 27 wild populations of tulips collected from Iran were studied by 15 highly polymorphic and reproducible expressed sequenced tag-simple sequence repeat (EST-SSR) markers and 8 nucleotide binding site (NBS)-enzyme...

2015
Blagovesta Popova Steffen Schubert Ingo Bulla Daniela Buchwald Wilfried Kramer Tamir Tuller

A major challenge in gene library generation is to guarantee a large functional size and diversity that significantly increases the chances of selecting different functional protein variants. The use of trinucleotides mixtures for controlled randomization results in superior library diversity and offers the ability to specify the type and distribution of the amino acids at each position. Here w...

B. Shiran N. Kharazian N. Salehi

This study concerns the genetic diversity and taxonomic status of Marrubium species from central and south-west of Zagros region, Iran. It is investigated by Inter-Simple Sequence Repeat analysis. A total of 68 accessions from five Marrubium species were collected from their natural habitats. Molecular analysis was approved with 17 primers, of which 12 were carried out in the reaction mixture. ...

Bovine leukocyte antigen (BoLA) DRB3 is a highly polymorphic gene in major histocompatibility complex(MHC) class II that plays a central role in immune responses and production factors. As of yet, molecular andevolutionary characteristics of BoLA-DRB3.2* have not been as fully understood as human and mouse.Therefore, we attempted to analyze variability and phylogeny of BoLA-DRB3.2* and illustra...

H. Shirzad Aski M. Tabatabaei, R. Khoshbakht S. Hosseinzadeh

The objective of this study was to investigate the genotypic characteristics of Campylobacter isolates in Shiraz, Iran. A total of 40 Campylobacter isolates including 20 C. jejuni and 20 C. coli were recovered from both cattle and sheep faeces by cultivation methods. The isolates were identified on the basis of polymerase chain reaction (PCR) detection of 16SrRNA and multiplex PCR to determine ...

Journal: :Euphytica 2021

Septoria tritici blotch (STB), caused by the fungus Zymoseptoria tritici, is a major constraint in global wheat production. The lack of genetic diversity modern elite cultivars largely hinders improvement STB resistance. Wheat landraces are reservoirs untapped diversity, which can be exploited to find novel resistance genes or alleles. Here, we characterized 188 Swiss for using four Z. isolates...

Journal: :Human biology 2016
Keith L Hunley Graciela S Cabana

Geneticists have argued that the linear decay in within-population genetic diversity with increasing geographic distance from East Africa is best explained by a phylogenetic process of repeated founder effects, growth, and isolation. However, this serial founder effect (SFE) process has not yet been adequately vetted against other evolutionary processes that may also affect geospatial patterns ...

K. Mardani P. Zamani, S. Zandi

In the present study, the polymorphism of myostatin gene (MSTN) in native chickens of Western Azerbaijan Rearing and Breeding Institute was investigated. The blood samples were collected from eighty two randomly selected hens. Genomic DNA was extracted from blood samples and a fragment of myostatin including 599 bp in promoter and exon 1 was amplified using PCR method. Breeding values for body ...

Journal: :iranian journal of parasitology 0
renfeng chen animal pharmaceutical engineering laboratory of fujian province, college of animal and science, fujian agriculture and forestry university, fuzhou, 350002, china xuan lin animal pharmaceutical engineering laboratory of fujian province, college of animal and science, fujian agriculture and forestry university, fuzhou, 350002, china lingying hu animal pharmaceutical engineering laboratory of fujian province, college of animal and science, fujian agriculture and forestry university, fuzhou, 350002, china xiaoli chen fuzhou zoo, fuzhou, 350002, china yao tang fuzhou zoo, fuzhou, 350002, china jia zhang1 animal pharmaceutical engineering laboratory of fujian province, college of animal and science, fujian agriculture and forestry university, fuzhou, 350002, china

background: toxoplasmosis, a worldwide zoonotic disease, is caused by toxo­plasma gondii . the distribution of genetic diversity of t. gondii in wild animals is of great importance to understand the transmission of the parasite in the environ­ment. however, little is known about t. gondii prevalence in wild animals and birds in china. methods: we conducted the genetic characterization of t. gon...

Journal: :journal of agricultural science and technology 2016
l. wang y. yang y. zhao s. yang s. udikeri

paris polyphylla smith var. yunnanensis (liliaceae) is an important traditional medicinal plant of the yunnan province in china. however, the genomic information regarding this plant is limited. to further understand its molecular background, we conducted illumina hiseq 2000 second-generation sequencing of this plant species. approximately 30,198,679 reads with an average length of 202 bases we...

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