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Causes and consequences of maternal age-related aneuploidy in oocytes: a review
aneuploidy oocyte maternal age meiosis spindle assembly checkpoint
2015/4/17
Although a positive correlation between aneuploidy and maternal age was first reported almost a century ago, the underlying mechanisms remain mostly unknown. Different hypotheses regarding age-related...
The structure and role of mammalian sperm RNA: a review
sperm spermatozoal RNA fertilisation
2015/4/17
The main role of sperm is the delivery of the paternal genome into the oocyte during fertilisation. However, several lines of evidence have indicated that mammalian spermatozoa contribute more than ju...
The role of TGF superfamily gene expression in the regulation of folliculogenesis and oogenesis in mammals: a review
TGFs oogenesis folliculogenesis regulation of gene expression
2015/4/16
The normal differentiation of follicles from the preantral to the antral stage is regulated by the synthesis and secretion of several important growth factors. Moreover, the proper growth and developm...
The invasive and new non-invasive methods of mammalian oocyte and embryo quality assessment: a review
oocyte embryo quality microfluidics
2015/4/16
The quality of oocytes-embryos can be determined by several techniques, including morphological, molecular, cellular and biochemical ones. The morphological methods of female gamete or embryo quality ...
Foetal and neonatal energy metabolism in pigs and humans:a review
hypoxia foetal glycogenolysis neonatal gluconeogenesis
2015/4/15
The aim of this review was to elaborate a conceptual framework of the most important aspects of the main biochemical processes of synthesis and breakdown of energy substrates that human and pig foetus...
Chromium as an essential nutrient: a review
microelements metabolism blood insulin cortisol
2015/3/13
Chromium (Cr) has been studied since the end of the 19th century, when carcinogenic effects of hexavalent Cr were discovered. Essentiality of trivalent Cr was demonstrated in 1959; Cr3+ has been studi...
Review on Chicken Intestinal Villus Histological Alterations Related with Intestinal Function
Chicken Villus Alterations
2009/7/31
Review on Chicken Intestinal Villus Histological Alterations Related with Intestinal Function.