Simple Summary The Barki sheep breed is one of the main sheep breeds in Egypt, and it is
well adapted to the harsh desert conditions in the Mediterranean zone. Growth performance …

Recognition of the genes that influence livestock production characteristics has allowed
researchers to identify single nucleotide polymorphisms (SNPs) associated with phenotypic …

Insulin-like growth factor-1 gene (IGF-1) is considered as a major candidate gene for the
economic traits of animal production. Polymorphism of 5′ flanking region of IGF-1 gene in …

Genetic polymorphism research in livestock species aims to assess genetic differences
within and among breeds, primarily for conservation and development objectives. The aim of …

The present study explored the association between a point mutation (g. 857G> A) in the IGF-
1 gene and performance traits in Harnali Sheep. Genomic DNA was extracted from 110 …

The objective of this study was to characterize single nucleotide polymorphisms at the
Calpain (CAPN), Calpastatin (CAST), Leptin (LEP), Growth Hormone (GH), Growth Hormone …

GREM1 gene leads to synonymous substitution of amino acids, and T/c transition at position
690 in the coding region of the GREM2 gene leads to a non-synonymous substitution of …

AbstractIntroduction: The number of teat is an important trait in relation to the maternal ability
of high litter size sheeps, it is important to know the genetic function and controlling positions …

Materials and Methods For each bird, a total of three traits including body weight gain
(BWG), feed intake (FI) and feed conversion ratio (FCR) were recorded and by using …

Introduction: Zebu cattle are highly adapted to tropical regions. However, females reach
puberty after taurine heifers, which affects the economic efficiency of beef cattle breeding in …