نتایج جستجو برای: g x e interaction
تعداد نتایج: 2398407 فیلتر نتایج به سال:
Considerable effort has been devoted to establish genotype by environment interaction (G x E) in case of unmeasured genetic and environmental influences. Although it has been outlined by various authors that the appearance of G x E can be dependent on properties of the given measurement scale, a non-biased method to assess G x E is still lacking. We show that the incorporation of an explicit me...
As studies of measured gene-environment interactions (G x E) in developmental psychopathology gain momentum, methods for systematically and quantitatively summarizing effects across multiple studies are urgently needed. Meta-analyses of G x E findings are critical for evaluating the overall statistical and theoretical significance of any given G x E based on cumulative and systematically combin...
در این پایان نامه ابتدا حدس های سان را ثابت می کنیم. در این حدس های ثابت می شود که برای خم های بیضوی e داده شده در خانواده ای خاص، تعداد نقاط(e(f برای هر p در یک خانواده داده شده در یک هم نهشتی به پیمانه عدد طبیعی داده شده ی n صدق می کند. در ادامه، این سوال کلی تر بررسی می شود که چه وقت چندجمله ای های (f(k و(g(k یافت می شوند بنحوی که برای خم بیضوی (e : y2=x3+f(k)x+g(k تعداد نقاط (e(f در هم نهش...
Let G and H be connected graphs. The tensor product G + H is a graph with vertex set V(G+H) = V (G) X V(H) and edge set E(G + H) ={(a , b)(x , y)| ax ∈ E(G) & by ∈ E(H)}. The graph H is called the strongly triangular if for every vertex u and v there exists a vertex w adjacent to both of them. In this article the tensor product of G + H under some distancebased topological indices are investiga...
Background and Aim: Limitations of the traditional methods for assessing G*E interaction- including case-control studies- led to development of several non-traditional approaches. This study aims to assess the interaction between the genetic background (history of breast cancer in first degree relatives) and environmental influences (reproductive/menstrual factors) in patients with breast cance...
Vitamin E (vit. E) is an antioxidant compound with different kinds including tocopherols and tocotrienols. The major sources of vit. E are vegetable and seed oils. The recommended dietary allowances vary with age, gender, and state of the person. There have been numerous experiments showing beneficial effects of vit. E on immune system, cancer, and coronary artery diseases in the elderly. Moreo...
Vitamin E (vit. E) is an antioxidant compound with different kinds including tocopherols and tocotrienols. The major sources of vit. E are vegetable and seed oils. The recommended dietary allowances vary with age, gender, and state of the person. There have been numerous experiments showing beneficial effects of vit. E on immune system, cancer, and coronary artery diseases in the elderly. Moreo...
Abstract. Let Mn;m be the set of n-by-m matrices with entries inthe field of real numbers. A matrix R in Mn = Mn;n is a generalizedrow substochastic matrix (g-row substochastic, for short) if Re e, where e = (1; 1; : : : ; 1)t. For X; Y 2 Mn;m, X is said to besgut-majorized by Y (denoted by X sgut Y ) if there exists ann-by-n upper triangular g-row substochastic matrix R such thatX = RY . This ...
Recent studies have claimed to detect interaction between candidate genes and specific environmental factors (Genotype x Environment interaction, G x E) in susceptibility to psychiatric disorder. The objective of the present study was to examine possible artifacts that could explain widely publicized findings. The additive effects of candidate genes and measured environment on liability to diso...
Phenotypic stability of 12 rice genotypes for plant height, days to maturity and yield were assessed at five different locations through regression and deviation from regression using Additive Main Effect and Multiplicative Interaction (AMMI) model. The result showed highly significant genotypic and G x E interaction. The G x E interaction influenced the relative ranking of the genotypes tested...
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