نتایج جستجو برای: genetic characteristics

تعداد نتایج: 1247915  

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 1995
M Huncharek J Muscat

Prostate cancer is the most commonly diagnosed malignancy in united States males. Unfortunately, numerous controversies surround clinical management for early stage disease and the utility of population screening. Much of this controversy stems from the lack of knowledge about the biology of prostate cancer, including the lack of clearly defined risk factors, absence of markers indicative of ag...

Journal: :به نژادی گیاهان زراعی و باغی 0
داود مردان زاده دانشجوی کارشناسی ارشد، گروه تولیدات گیاهی، دانشکدۀ کشاورزی، دانشگاه لرستان، خرم آباد، ایران بهمن زاهدی استادیار، گروه تولیدات گیاهی، دانشکدۀ کشاورزی، دانشگاه لرستان، خرم آباد، ایران رضا درویش زاده دانشیار، گروه اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه ارومیه، ارومیه، ایران

in order to evaluate genetic diversity among squash landraces from northwest iran by morphological and physiological traits, 18 squash landraces belong to pumpkin, ornamental and confectionary groups were planted in completely randomized block design with three replications in agricultural research center of urmia in 2013. morphological characteristics related of fruit, seed, leave and flower a...

The requirement of varying doses of warfarin for different individuals can be explained by environmental and genetic factors. We evaluated the frequency of vitamin K epoxide reductase complex subunit 1 (VKORC1) and cytochrome P450 2C9 (CYP2C9) variants together with patientdemographic characteristics and investigated their association with warfarin dose requirement with the ob...

Journal: :Zoology 2012
Xavier Santos Catarina Rato Salvador Carranza Miguel A Carretero Juan P González de la Vega Juan M Pleguezuelos

The rise of molecular techniques in the study of evolutionary histories has resulted in a gradual abandonment of morphological characters as the only sources of phylogenetic inference. However, morphological characters may be valuable for phylogenetic reconstruction, especially for tracking adaptive changes across phylogeographic groups defined by genetic markers. We examined the discriminative...

Journal: :Genetics 1974
C Strobeck

The criteria for stability of the equilibrium with D=0 are obtained for the two locus model with multiplicative or symmetric fitnesses when the recombination values in males and females are different. It is shown that if r is defined to be equal to the average of the recombination values in males and females, then the criteria are exactly the same as in the standard two locus model.-The equilib...

Journal: :Journal of theoretical biology 2010
Andy Gardner

Population viscosity has been proposed as an important mechanism for the evolution of cooperation. The idea is that if individuals do not disperse far during the course of their lives, they will tend to interact with their genealogical relatives, which may give kin-selected benefits for cooperation. However, in the simplest model of population structure, the evolution of cooperation is unaffect...

ژورنال: زیست شناسی دریا 2022
Aein Jamshid , Khosrow , Ghasemi, Ahmad , Khalil Pazir, Mohammad ,

The aim of this study was identifying different populations and determining the genetic characteristics of three different sub-adult stocks of Litopenaeus vannamei in hatchery of Iran Shrimp Research Center by microsatellites DNA markers in Bushehr province during from October to November 2019. Up to 50 individuals were sampled per stock, with equal contribution by sex. The tissue preserved in ...

پایان نامه :0 1371

in order to examine the ecological conditions and characteristics of fraxinus excelsior l. in the northern forests of iran 6 main areas as well as some miscellaneous ones , have been selected in the region respectively in : lomir2, shafaroud , park - e-noor , ahlam , alandan and noor.

A. GHAEMI, B. SADEGHIAN, M. A. ALIPOUR, M. ABADI,

In this paper, we propose a genetic algorithm, called GenSPN, for finding highly probable differential characteristics of substitution permutation networks (SPNs). A special fitness function and a heuristic mutation operator have been used to improve the overall performance of the algorithm. We report our results of applying GenSPN for finding highly probable differential characteristics of Ser...

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