• In general cellular senescence is considered

  2021-03-16

  

  In general, cellular senescence is considered a programmed response to stress that can be activated by oxidative stress, irradiation or action of substances or drugs. These stressors cause DNA damage and, through the action of specific proteins (p53 and p21), lead to cell senescence (di Fagagna, 200

• The first ones class A receptors found

  2021-03-16

  

  The first ones class A receptors found as heterodimers were reported by Gomes et al. (2000), who identified a heteromer constituted by two subtypes of opioid receptors (μ and δ) in heterologous cells. The same year, Ginés et al. (2000) showed the first heteromer composed of two different receptors,

• P falciparum DHFR TS is a

  2021-03-16

  

  P. falciparum DHFR-TS is a particularly important enzyme, because it is from the protozoan species that is associated with most malaria infections. Since this enzyme is responsible for catalyzing sequential reactions in the thymidylate cycle, its inhibition slows malarial dTMP production and therefo

• DNA promoter hypermethylation is an important mechanism in

  2021-03-16

  

  DNA promoter hypermethylation is an important mechanism in epigenetic modulation of gene expression.[16], [17], [18] When the promoter CpG island of a gene is hypermethylated, the transcription and its associated function of the gene will be subsequently altered.[19], [20], [21] In human cancers, we

• LTD and LTC cause contraction in the rat stomach

  2021-03-16

  

  LTD4 and LTC4 cause contraction in the rat stomach and these contractions are sensitive to CysLT1 receptor antagonists (Goldenberg and Subers, 1983, Miura et al., 1992, Miyata et al., 1995). However, effects of other leukotrienes in the gastric contraction and inhibitory effects of potent, selective

• In the livers mefenamic acid ibuprofen

  2021-03-16

  

  In the livers, mefenamic acid, ibuprofen, and meloxicam significantly reduced expression of both 20-HETE and EETs synthesizing cyp450 genes (ANOVA, p value 0.05, Fig. 6). Control group: The lobular architecture and zonal accentuation in the liver of the control group were well preserved and kept i

• The data regarding the association between COMT Val

  2021-03-15

  

  The data regarding the association between COMT Val158/108Met and cognitive function are divergent [10,11,12,22,24,25,26,27,28]. Better performance on the ROCF immediate and delayed recall test among veterans with PTSD who were Met carriers, compared to Val/Val homozygotes, agrees with findings show

• br Conclusions In the present study decreased

  2021-03-15

  

  Conclusions In the present study, decreased AChE and increased BuChE and BeChE activities were observed in greenhouse workers relative to control subjects; however, these changes cannot be related to OP exposure but likely to pesticide-induced oxidative stress or a mild inflammatory state. The in

• br Experimental protocols br Acknowledgements This research

  2021-03-15

  

  Experimental protocols Acknowledgements This research was funded by the Croatian Ministry of Science, Education and Sports (Programmes 098-0982915-2948 and 098-0982522-2525), the Austrian Science Fund FWF (DK-MCD W1226, SFB LIPOTOX F30, P22832), and the Croatian-Austrian Intergovernmental S&T

• Impulsive burying and freezing behaviors in response to

  2021-03-15

  

  Impulsive burying and freezing behaviors in response to aversive stimuli may represent attempts to avoid novel and/or aversive stimuli. These behaviors can be assessed utilizing the marble burying and conditioned fear tasks, respectively. For example, Wistar rats in proestrus and ovariectomized rats

• Introduction Breast cancer is a highly prevalent malignancy

  2021-03-15

  

  Introduction Breast cancer is a highly prevalent malignancy. There are some recognized risk factors for breast cancer, like early menarche or late menopause, which increase the length of the exposure to hormones, as a result of a higher number of ovarian cycles [1]. Moreover, there is evidence supp

• MNs can be obtained from iPSCs using signaling molecules suc

  2021-03-15

  

  MNs can be obtained from iPSCs, using signaling molecules such as retinoic hydroxypropyl beta cyclodextrin (RA) and Sonic hedgehog (Shh) (Table S1).4, 5, 12, 23, 24, 25, 26, 27, 28, 29 These methods rely on developmental principles and require changing the combinations of signaling molecules at mult

• We experienced difficulties in observing maturation of hESC

  2021-03-15

  

  We experienced difficulties in observing maturation of hESC retinas in rd1 mice even with immunosuppression, but with NOG-rd1-2J mice the transplanted hESC retinas consistently developed mature ONL with rod and cone opsins. Furthermore, graft photoreceptors show signs of developing IS/OS structures

• The authors then showed that Spt

  2021-03-15

  

  The authors then showed that Spt6 interacts directly with the PRC2 subunit Suz12. This interaction occurs in solution but not on chromatin, suggesting that Spt6 may prevent PRC2 recruitment by binding to Suz12. They then mapped the domains in both Spt6 and Suz12 that are involved in this interaction

• br Acknowledgment We thank Professor Yuh

  2021-03-15

  

  Acknowledgment We thank Professor Yuh-Chang Sun for providing helpful advice and the Ministry of Science and Technology of the Republic of China for financial support (grants MOST ). Introduction Past century has witnessed a tremendous increase in life expectancy of the human population, achi

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