نتایج جستجو برای: issr
تعداد نتایج: 1940 فیلتر نتایج به سال:
In this study Artemisia amygdalina a critically endangered medicinal plant endemic to Kashmir Himalayas was grown under in vitro conditions. ISSR markers were used to study the somaclonal variation at the genetic level. Two ISSR-primers (CAC)3 GC and (ACTG)5 were used, two additional DNA bands (0.15kb and 0.2kb) were observed respectively in tissue cultured Artemisia amygdalina. Direct regenera...
The work involved a molecular biological technique (ISSR-PCR) using ISSR-primer S-2, with structure (AGC) 6G. Changes in the gastric mucosa chronic duodenal ulcer disease against background of severe atrophic gastritis have been analyzed. Noteworthy is fact that there strong correlation between degree dysplasia epithelium and mitotic index, Pearson's coefficient rxy was 0.853, respectively. A v...
In this dataset, we present 15 Simple Sequence Repeat (SSR) markers with the motifs (AC)n, (GA)n, and (AC)n(AG)n using a ISSR-Suppression-PCR technique in order to discriminate Garcinia mangostana from diverse geographical origins in Peninsular Malaysia. A few loci showed differences between 3 and 6 bp in allele size, indicating that there are some polymorphisms between individuals correlating ...
Sequence-related amplified polymorphism (SRAP), amplified fragment length polymorphism (AFLP), and inter-simple sequence repeat (ISSR) markers were used to estimate the genetic diversity and relationships among Eucommia ulmoides cultivars in China. A total of 240, 192, and 150 DNA fragments were detected by 10 SRAP primer combinations, 10 AFLP primer combinations, and 10 ISSR primers, among whi...
Random amplified polymorphic DNA polymerase chain reaction (RAPD-PCR) and inter simple sequence repeats (ISSRs) markers were performed to detect the genetic diversity among 6 new rice lines and 4 cultivars with different responses to drought tolerance and establish specific DNA markers associated with drought tolerance. Among 16 RAPD primers tested, only 5 produced bands polymorphic between lin...
Blumeria graminis f. sp. tritici, which causes wheat powdery mildew, is an obligate biotrophic pathogen that can easily genetically adapt to its host plant. Understanding the virulence structure of and genetic variations in this pathogen is essential for disease control and for breeding resistance to wheat powdery mildew. This study investigated 17 pathogenic populations in Sichuan, China and c...
با توجه به تنوع بالای مورفولوژیکی در ارقام انار ایران، تنوع ژنتیکی 24 رقم انار با استفاده از نشانگرهای rapd و issr مورد بررسی قرار گرفت. آغازگرهای rapd در مجموع 131 قطعه dna تکثیر نمودند که 29 قطعه آنها (14/22 درصد) چندشکل بودند. آغازگرهای issr نیز از مجموع 173 قطعه تکثیر شده، 29 (37 درصد) چند شکلی حاصل نمودند. میانگین محتوای اطلاعات چندشکل (pic) برای آغازگرهای rapd و issr به ترتیب 128/0 و 163/...
Inter-simple sequence repeat (ISSR) markers were used to discriminate 62 lily cultivars of 5 hybrid series. Eight ISSR primers generated 104 bands in total, which all showed 100% polymorphism, and an average of 13 bands were amplified by each primer. Two software packages, POPGENE 1.32 and NTSYSpc 2.1, were used to analyze the data matrix. Our results showed that the observed number of alleles ...
The genetic diversity of the specimens of four natural populations of Arapaima from Araguaia-Tocantins basin was assessed within and among these stocks, using five primers for ISSR. COI (cytochrome c oxidase subunit I) partial sequences confirmed that the specimens belongs to Arapaima gigas. The ISSR provided 168 loci, of which 165 were polymorphic. However, the number of loci for each populati...
BACKGROUND Poa pratensis is one of the most common species of meadow grass in Europe. Most cultivars of the species found in Poland were originally derived from its ecotypes. We compared the effectiveness of the RAPD and ISSR methods in assessing the genetic diversity of the selected populations of P. pratensis. We examined whether these methods could be useful for detecting a possible link bet...
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