• In mammals meiotic maturation is the

  2022-03-18

  

  In mammals, meiotic maturation is the process that couples completion of MI with the acquisition of developmental competence to support fertilization (Figure 1). In females there are several hallmark maturation events that are linked to the cell cycle. First, meiosis is not continuous, it is initiat

• Introduction Epigenetic mechanisms modulate heritable phenot

  2022-03-18

  

  Introduction Epigenetic mechanisms modulate heritable phenotypic changes that are not dictated by changes in DNA sequences. The link between epigenetic modifications and cancer development has been established [1], [2]. Histone modifications represent an important class of epigenetic mechanisms tha

• The absence of direct oxidation of Fe by L in

  2022-03-18

  

  The absence of direct oxidation of Fe2+ by L1 in experiments in solution would be consistent with the recognized low O2 affinity of sGC. It is known that, in Cimetidine with other hemoproteins, such as globins and heme-containing oxygenases with a Fe2+-proximal histidine linkage, sGC prevents oxidat

• br Material and methods br Results br Discussion The

  2022-03-18

  

  Material and methods Results Discussion The inhibitory action of a GABA agonist, muscimol, on the level of mRNA encoding GnRH in the POA-hypothalamus [25] of follicular-phase sheep has suggested that at the hypothalamic level GABA may exert a suppressive effect on subsequent steps of the Gn

• The amyloid precursor protein APP is a

  2022-03-18

  

  The amyloid precursor protein (APP) is a membrane protein thought to be involved in plasticity, synapse formation and repair, and export of metal ions [68]. The APP present in the brain can be cleaved by three different secretases [73], [74]. Cleavage of APP first by alpha secretase and then gamma-s

• br Introduction Edible bird s

  2022-03-18

  

  Introduction Edible bird's nest (EBN), known as the health and precious food, is produced from the saliva secretion of several different swiftlet species. Researches have shown the nutritional value of the EBN with the containing of glycoproteins, carbohydrates, essential amino acids, minerals a

• br Materials and methods br

  2022-03-17

  

  Materials and methods Results Discussion Acknowledgments This work was financially supported by the University of Tehran, Iran. The authors thank all the teams who worked on the experiments and who provided technical assistance in the laboratory during this study. We also thank the anony

• Sexual size dimorphism has been observed in European eel

  2022-03-17

  

  Sexual size dimorphism has been observed in European eel and half-smooth tongue sole (Cynoglossus semilaevis), as females have a faster growth rate than males, (Degani, G., et al., 2003, Ma, Q., et al., 2012). Ma et al. 2011 reported that the mRNA level of GH was higher in the pituitary gland of bot

• Acknowledgements br Introduction Alzheimer s disease AD is

  2022-03-17

  

  Acknowledgements Introduction Alzheimer's disease (AD) is a devastating neurodegenerative disorder and the leading cause of dementia. There is currently no treatment available to slow or halt disease progression. The underlying mechanisms of AD on the cell and molecular levels are still not comp

• Interestingly GAL has also been shown to be co expressed

  2022-03-17

  

  Interestingly, GAL has also been shown to be co-expressed and/or secreted in luteinizing hormone releasing hormone (LHRH) (Merchenthaler et al., 1991, Marks et al., 1994) and kisspeptin (KISS) neurons (Porteous et al., 2011). Furthermore, GAL was shown to stimulate luteinizing hormone (LH) secretion

• LXRs are physiological regulators of cholesterol

  2022-03-17

  

  LXRs are physiological regulators of cholesterol and lipid metabolism and influence glucose metabolism. In addition, they have been shown to repress transcription of certain pro-inflammatory genes (Jakobsson et al., 2012; Ogawa et al., 2005; Terasaka et al., 2005). Thus, LXRs can either activate or

• We next determined the selectivity profile of the

  2022-03-17

  

  We next determined the selectivity profile of the most potent GPR40 agonists (4k–n) against other free fatty neurokinin receptor receptors (FFA3/GPR41, FFA2/GPR43 and FFA4/GPR120). FFA2 and FFA3 agonists have a preference in binding short-chain fatty acids while FFA1 and FFA4 have a higher affinity

• The molecular formula of was

  2022-03-17

  

  The molecular formula of 2 was determined to be C20H26O5 on the basis of HRESI (−) MS data at m/z 345.1705 [M–H]− (calcd 345.1702 for C20H25O5). Detailed analysis of the 1H and 13C NMR data of 2 revealed similar fragments compared with desoxyarticulin (Faini et al., 1987) except for an additional hy

• This connection is supported by studies in the SIV

  2022-03-17

  

  This connection is supported by studies in the SIV macaque model of HIV, where treatment with methamphetamine, which greatly enhances CNS dopamine levels (Truong, 2005); increased tcY-NH2 viral load. Methamphetamine also increased expression of the HIV co-receptor CCR5 in CNS macrophages, thereby e

• br Neurodystrophic effects of HO It

  2022-03-17

  

  Neurodystrophic effects of HO-1 It is well known that neonatal hyperbilirubinemia (jaundice) may lead to irreversible neurological injury in children (kernicterus). This outcome can be prevented by photodegradation of circulating bilirubin or treatment with metalloporphyrin inhibitors of HO enzym

16059 records 496/1071 page Previous Next First page 上5页 496497498499500 下5页 Last page