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搜索结果: 1-15 共查到生物学 before sex相关记录60条 . 查询时间(0.093 秒)
Sex differences in gene expression in alveolar type 2 (AT2) cells may underlie sex biases in the prevalence and severity of lung diseases, according to a study led by University of Pennsylvania scient...
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...
Doctors long have stressed the importance of good nutrition for expectant mothers.Now biologists at the University of Cincinnati say the father’s diet could play a similar role in the health of a baby...
Background: Genes and the environment contribute to variation in adult body mass index [BMI (in kg/m2)], but factors modifying these variance components are poorly understood.
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...
Background: Evidence has suggested that omega-3 (n–3) polyunsaturated fatty acids (PUFAs) improve obesity-induced insulin resistance (IR); however, results from human intervention trials have been equ...
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...
Mole salamanders (Ambystoma) and woodfrogs (Lithobates sylvaticus) are abundant in New England and depend on ephemeral wetlands for breeding. Their aquatic habitats have been well studied and are prot...
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...
Are male brains wired to ignore food for sex     men  sex  ignore food  nerve       2014/10/30
Choosing between two good things can be tough. When animals must decide between feeding and mating, it can get even trickier. In a discovery that might ring true even for some humans, researchers have...
The way in which the sex of an organism is determined may require lifelong maintenance, finds new research from the University of Minnesota. According to the study published today in the journal Devel...
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...
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...
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...

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