• niclosamide br Enzyme activations Activated proteinases can

  2019-09-07

  

  Enzyme activations Activated proteinases can unleash a deluge of tissue damage (Zucker et al., 2009). Once activated, the essential enzymes such as serine proteases and cysteine proteases cannot discriminate between self and non-self, burning away self-tissues (Chien et al., 2009, Laskar et al.,

• br Activity based probes br Characterization

  2019-09-07

  

  Activity-based probes Characterization of coronavirus-encoded DUBs with activity-based probes To study the activity of specific DUBs, investigators frequently take advantage of the ~10kDa (monoUb or Ubl ABP) or ~20kDa (DiUb ABP) increase in MW on probe labeling. SDS-PAGE analysis or blotting f

• Introduction Protein ubiquitination is a

  2019-09-07

  

  Introduction Protein ubiquitination is a posttranslational modification that plays a major role in almost all cellular processes in eukaryotes (Hochstrasser, 2009; Komander & Rape, 2012). It involves the covalent attachment of ubiquitin (Ub) via its C-terminal glycine carboxylate to a primary amine

• br Conclusions In this paper we describe the recombinant exp

  2019-09-07

  

  Conclusions In this paper we describe the recombinant expression and characterization of ParI, a C5-DNA-MTase from P. arcticus 273–4. To our knowledge, this is the first characterization of an orphan C5-DNA-MTase from a psychrophilic bacterium. The C5-DNA-MTase could not be expressed in regular E

• 3466 Given the structural similarity of BMAA to other

  2019-09-07

  

  Given the structural similarity of BMAA to other amino acids, our hypothesis was that N-nitrosation of BMAA might result in a toxic alkylating agent, providing a previously unrecognised mechanism for BMAA action. Materials and methods Results and discussion We first examined whether chemical

• DGK is also involved in

  2019-09-07

  

  DGKδ is also involved in cell differentiation. Previously, to investigate the physiological roles of DGKδ, DGKδ-deficient mice have been generated. On the basis of the analysis of DGKδ-deficient mice, Crotty et al. reported that DGKδ regulates the epidermal growth factor receptor (EGFR) pathway by a

• br Chk and Chk mediated signaling act as

  2019-09-06

  

  Chk 1 and Chk 2 mediated signaling act as a barrier to tumorigenesis It was hypothesized recently that early events during tumorigenesis, such as the overexpression of oncogenes, lead to a DNA-damage response which, in turn halts tumor progression [44], [45], [46]. The DNA-damage response is prop

• br Conclusion In this study we investigated functional

  2019-09-06

  

  Conclusion In this study, we investigated functional alterations of ECs following exposure to mechanical and/or physicochemical stimuli. Specifically, hypoxia induced phosphorylation with significant increases after 30 min and the maximum increase was after 180 min. Our data show that a combinati

• The activity of cysteine endopeptidases involved in

  2019-09-06

  

  The activity of cysteine endopeptidases involved in the germination of caryopses is generally regulated at two levels: the hormonal induction of synthesis by gibberellins (Drzymała et al., 2008) and a putative regulation of activity by phytocystatines (Kiyosaki et al., 2007, Martinez et al., 2009),

• Proinflammatory cytokines induce ER stress in many mammalian

  2019-09-06

  

  Proinflammatory cytokines induce ER stress in many mammalian cell systems.32, 33, 34 Our results demonstrate that these cytokines also trigger ER stress in trophoblast JEG-3 cells. However, the severity of stress is likely low grade because only the PERK-EIF2A arm of the UPRER pathway was activated.

• In a recent report Yoshihara and

  2019-09-06

  

  In a recent report, Yoshihara and colleagues (2016) used transcriptomes derived from freshly isolated islets of 2-week-old neonatal, 6-week-old young adult, or 12-week-old adult mice to interrogate how maturation is regulated to acquire glucose responsiveness. The authors observed that estrogen-rela

• In mammals ribonucleotide reductase RNR is

  2019-09-06

  

  In mammals, ribonucleotide reductase (RNR) is a unique enzyme that catalyzes the rate-limiting step of de novo synthesis of deoxyribonucleoside triphosphates (dNTPs).7, 8 Mammalian RNR consists of two homodimer subunits: the large catalytic dimer RRM1 and the small regulatory dimer RRM2 or RRM2B. An

• br Acknowledgements The authors thank Drs C Klein I

  2019-09-06

  

  Acknowledgements The authors thank Drs. C. Klein, I. Canisso and A. Claes with assistance in obtaining tissues. Supported by the Albert G. Clay Endowment, University of Kentucky. Introduction Neoplastic cells often develop drug resistance during tumor progression or cancer treatment (Turner a

• br TRIM TIF A RNF TRIM contains a RING both

  2019-09-06

  

  TRIM24 (TIF1A, RNF82) TRIM24 contains a RING-both B-boxes-coiled coil conserved structure at the N-terminus with bromo and PHD domains prior to C-terminal end (Fig. 3). This transcriptional intermediary factor is well studied in the context of transcriptional activation of nuclear receptor via ac

• WES and validation by Sanger sequencing in PNGS revealed an

  2019-09-06

  

  WES and validation by Sanger sequencing in PNGS-252 revealed an apparent homozygous c.4C>G missense alteration (GenBank: NM_014176.3), resulting in the amino gsk3 inhibitor substitution p.Gln2Glu (Figure 1A). This mutation must be very rare, because this is not listed in the NHLBI Exome Sequencing P

15956 records 963/1064 page Previous Next First page 上5页 961962963964965 下5页 Last page