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Food or sex? Fruit flies give insight into decision-making
neurons behavioral neural element brain mechanisms
2021/8/6
Individuals are likely to prioritize food over sex after being deprived of both, according to researchers who studied this behavioral conflict in fruit flies. A new study pinpointed the precise neuro...
In Sex-Changing Fish,Male-Typical Sexual Behavior Associated With Elevated Expression Of Male Sex Hormone Receptors In Muscles
Sex-Changing Fish Male-Typical Sexual Behavior Male Sex Hormone Receptors Muscles
2017/7/21
Sex-changing fish exhibit differences in androgen receptor (AR) expression in muscles that are highly sensitive to androgens (male sex hormones) and essential for male courtship behavior, according to...
FORGOTTEN SEX SIGNALS
FORGOTTEN SEX SIGNALS
2015/9/9
Sending signals to the opposite sex isn’t always a trait that’s passed on to animals’ offspring, according to new research conducted at Michigan State University.Animal sex signals, communications bet...
Sex Difference in Calbindin Cell Number in the Mouse Preoptic Area: Effects of Neonatal Estradiol and Bax Gene Deletion
Sex Difference Calbindin Cell Number Mouse Preoptic Area Neonatal Estradiol Bax Gene Deletion
2014/12/12
The sexually dimorphic nucleus of the preoptic area (SDN-POA) was first discovered in rats and is one of the most famous and best studied sex differences in the field of neuroscience. Though well docu...
Determination of Sperm Sex Ratio in Bovine Semen Using Multiplex Real-time Polymerase Chain Reaction
Sex Determination Sexed Semen Multiplex Real-time polymerase chain reaction
2016/5/17
Gender selection is important in livestock industries; for example, female calves are required in the dairy industry. Sex-sorted semen is commonly used for the production of calves of the desired gend...
Association of Polymorphism Harbored by Tumor Necrosis Factor Alpha Gene and Sex of Calf with Lactation Performance in Cattle
Cattle TNFα Gene Single Nucleotide Polymorphism Milk Production Sex of Progeny
2016/5/12
In a majority of mammals, male infants have heavier body mass and grow faster than female infants. Accordingly, male offspring nursing requires a much greater maternal energy contribution to lactation...
Sex Determination of Cattle Meat by Polymerase Chain Reaction Amplification of the DEAD Box Protein (DDX3X/DDX3Y) Gene
Cattle Meat Sex Determination Meat Quality DEAD Box Protein Gene
2016/5/10
Determination of sex origin of cattle meat by fast and reliable molecular methods is an important measure to ensure correct allocation of export refunds particularly in European countries and also fem...
Effect of Sex Steroid Hormones on Bovine Myogenic Satellite Cell Proliferation, Differentiation and Lipid Accumulation in Myotube
Myogenic Satellite Cells Steroids Serum Stem Cells Bovine
2016/5/4
Myogenic satellite cells (MSCs) are adult stem cells that activate and differentiate into myotubes. These stem cells are multipotent as they transdifferentiate into adipocyte-like cells, nerve cells a...
Amplification of Porcine SRY Gene for Sex Determination
SRY Gene Sex Determination Sperm Sorting Duplex PCR
2016/4/29
The separation of X and Y chromosome-bearing sperm is of use in many aspects of livestock maintenance. In this study, we sought to determine the difference in DNA content between X- and Y-bearing sper...
Effects of the Chicken Sex-linked Dwarf Gene on rowth and Muscle Development
Growth Curve Muscle Development Sex-linked Dwarf Gene Chicken
2016/4/29
The aim of this study was to analyze the effects on growth and muscle development during the growing period of the sex-linked dwarf gene in the background of a Taiwan Country chicken strain, L2, selec...
鸟类的性别决定是一个多基因参与的级联调控过程。这一过程受Z染色体连锁的DMRT1基因, W染色体连锁的PKC1W和其它多种因子共同调控。本文综述了性别决定基因及其功能、性别鉴定方法等方面的研究进展。
Avian sex determination is a multiple gene regulation cascade. Genes such as the Z chromosome-link...
Seasonal Variation in Length, Weight, and Sex Distribution of Turbot (Scophthalmus maeoticus Pallas, 1811) in the Sinop Region (Black Sea) of Turkey
Turbot Scophthalmus maeoticus length weight sex ratio seasonal variation
2010/3/26
The length, weight and sex distribution of turbot caught by bottom turbot gill nets were investigated in relation with seasons in the Sinop region. The size ranges were 23.9-69 cm and 31.8-81 cm for m...
Effects of Dehairing Methods and Sex on Pork Quality and Boar Taint Compound Levels in Tissues
Dehairing Methods Sex Pork Quality Boar Taint Androstenone Skatole
2016/4/26
The objective of this study was to investigate the effects of dehairing methods and sex on various traits of pork quality, as well as on tissue levels of the boar taint compounds androstenone and skat...
Gonad Development and Sex Ratio of Sharptooth Catfish (Clarias gariepinus Burchell, 1822) Cultured under Laboratory Conditions
Clarias gariepinus histology gametogenesis morphology sex ratio
2010/3/26
In the present work, gonad development and sex ratio of sharptooth catfish (Clarias gariepinus) cultured under laboratory conditions over 365 days from hatching were investigated histologically and mo...
Age, Growth, and Sex Ratio of Golden Grey Mullet, Liza aurata (Risso, 1810) in Homa Lagoon (İzmir Bay, Aegean Sea)
Grey mullet (Liza aurata) Homa Lagoon age growth sex ratio
2010/3/26
In this study, age, growth, and sex ratio of 342 golden grey mullets, which were caught in fish traps during fishing season were determined. The samples were between 7.5 and 39.5 cm in length and were...