نتایج جستجو برای: population similarity

تعداد نتایج: 797490  

M. Khakpour Y. Garedaghi

Understanding genetic structure and status of genetic variation of Fasciola hepatica isolates from different hosts, has important implications on epidemiology and effective control of fasciolosis. Random amplified polymorphic DNA (RAPD-PCR) was used to study the genetic variation of F. hepatica in sheep and cattle. DNA was extracted from adult helminthes removed from livers of each infected ani...

Hot pepper (Capsicum spp.) is an economically important spice widely cultivated and consumed in Ethiopia. In spite of its wide importance, there is no information available on the molecular genetic diversity of this crop. Cultivars characterization is an important link between the conservation and utilization of plant genetic resources in various breeding programs. Using five ISSR prim...

M. Keshavarzi, M. Mashinchi, M. A. Dehghan,

Similarity concept, finding the resemblance or classifying some groups of objects and study their common properties has been the interest of many researchers. Basically, in the studies the similarity between two objects or phenomena, 2-similarity in our words, has been discussed. In this paper, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-...

Ghafourian, Sobhan, Hosseini, Shiva, Kazemian, Hossein, Maleki, Abbas, Maleki, Mohammad Hossein, Mohebi, Reza, Sadeghifard, Noorkhoda,

Background and Objective: Shigella species belong to the family Enterobacteriaceae, which cause dysentery with abdominal pain and tenesmus in human. Our country is one of the endemic and occasional epidemic areas of the disease. In the present study, Repetitive Extragenic Palindromic Polymerase Chain Reaction (REP-PCR) technique that has high differentiation and specificity power compared to ph...

Journal: :Genetics and molecular research : GMR 2015
N Chtourou-Ghorbel H Elazreg S Ghariani N Ben Mheni M Sekmani M Chakroun N Trifi-Farah

Tunisian tall fescue (Festuca arundinacea Schreb.) is an important grass for forages or soil conservation, particularly in marginal sites. Inter-simple sequence repeats were used to estimate genetic diversity within and among 8 natural populations and 1 cultivar from Northern Tunisia. A total of 181 polymorphic inter-simple sequence repeat markers were generated using 7 primers. Shannon's index...

Journal: :Marine pollution bulletin 2008
W Ahmed M Hargreaves A Goonetilleke M Katouli

Biochemical fingerprinting (BF) databases of 524 enterococci and 571 Escherichia coli isolates and an antibiotic resistance analysis (ARA) database comprising of 380 E. coli isolates from four suspected sources (i.e. dogs, chickens, waterfowls, and human sewage) were developed to predict the sources of faecal pollution in a recreational coastal lake. Twenty water samples representing four sampl...

Journal: :Int. Arab J. Inf. Technol. 2015
ShanmughaSundaram Mythili Subramani Sarala

Code clones are described as a part of the program which is completely or partially similar to the other portions. In the earlier research the code clones have been detected using fingerprinting technique. The major challenge in our work was to group the code clones based on similarity measure. The proposed system measures the similarity based on similarity distance. The defined expression cons...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2012
Michael Okun Pierre Yger Stephan L Marguet Florian Gerard-Mercier Andrea Benucci Steffen Katzner Laura Busse Matteo Carandini Kenneth D Harris

Cortical circuits encode sensory stimuli through the firing of neuronal ensembles, and also produce spontaneous population patterns in the absence of sensory drive. This population activity is often characterized experimentally by the distribution of multineuron "words" (binary firing vectors), and a match between spontaneous and evoked word distributions has been suggested to reflect learning ...

2015
Veronika A. M. Zimmer Ben Glocker Paul Aljabar Serena J. Counsell Mary A. Rutherford A. David Edwards Joseph V. Hajnal Miguel Ángel González Ballester Daniel Rueckert Gemma Piella

The characterization of neurodevelopment is challenging due to the complex structural changes of the brain in early childhood. To analyze the changes in a population across time and to relate them with clinical information, manifold learning techniques can be applied. The neighborhood definition used for constructing manifold representations of the population is crucial for preserving the simil...

2006
Juana Juárez-Muñoz Guillermo Carrillo-Castañeda Abraham Rubluo

A number of different markers (proteins, isoenzymes and RAPDs) have been used to settle taxonomic disputes and to assess genotype variability in populations of the genus Prosopis, in order to select highly productive phenotypes. In this study the genetic variability of two wild populations of Prosopis laevigata located in the Mexican states of Guanajuato (population 1) and Hidalgo (population 2...

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