• After crown formation root development begins via the

  2020-04-26

  

  After crown formation, root development begins via the interaction between the Hertwig root sheath (HERS) and the dental papilla, which differentiates into odontoblasts and forms dentin and pulp. HERS is associated with the number of roots and their morphology . The stem cells from the apical papill

• Despite the weak and transient nature of E E

  2020-04-26

  

  Despite the weak and transient nature of E2–E3 interactions, this binding is required for the transfer of ubiquitin to the substrate. The low affinity characteristics of this interaction may be due to the fact that E2s use the same surface to interact with E1s and E3s, and hence while binding to an

• br Results and Discussion br Conclusions Based on their

  2020-04-26

  

  Results and Discussion Conclusions Based on their common NTP pyrophosphatase activity, similar size of the catalytic domains, and the conservation of glutamate residues, it was assumed previously that the MazG and HisE families were related to MutT and other Nudix family hydrolases (see Zhang

• BMS354825 An additional difference in ACC between H contortu

  2020-04-26

  

  An additional difference in ACC-1 between H. contortus and C. elegans is the results from the oocyte expression experiments. Here we found that unlike Cel-ACC-1 that was reported to form a functional homomeric channel (Putrenko et al., 2005), Hco-ACC-1 does not. However, we have observed that in gen

• Several recent reviews have appeared covering different aspe

  2020-04-26

  

  Several recent reviews have appeared covering different aspects of the sPLA2 family of enzymes, including sPLA2-V, and the interested reader is kindly directed to these for specific details [34,[135], [136], [137]]. It is important to remark here, however, that recent studies on sPLA2-V suggest that

• Exposure to ultraviolet radiation with

  2020-04-26

  

  Exposure to ultraviolet radiation with sunlight is generally accepted as the major cause of basal-cell carcinoma (Gallagher et al., 1995). The risk of this disease is significantly increased by age. Skin cancers are the most common tumours of the head and neck region and their prevalence shows progr

• GDC0941 br Methods for assessing TLS While the precise quant

  2020-04-26

  

  Methods for assessing TLS While the precise quantification of restricted DNA synthesis events is possible (e.g. unscheduled DNA synthesis (UDS) reveals NER), so far, it is impossible to identify TLS stretches of only a few nucleotides within the background of bulk DNA replication of normal DNA. N

• Nowadays colorimetric assay has been

  2020-04-26

  

  Nowadays, colorimetric assay has been applied in detecting DNA MTase activity. Li et al. used DNA modified gold nanoparticles (AuNPs) coupled with enzyme-linkage reactions to detect the activity of methylases [20]. In a previous study, our group presented a label-free colorimetric method, using unmo

• Clofarabine Among the CYP enzymes CYP D has been

  2020-04-24

  

  Among the CYP450 enzymes, CYP2D has been considered a crucial protein that involves in the metabolism of xenobiotics and drugs (Zanger and Schwab, 2013). Some isoforms of the CYP2D subfamily have been well characterized, such as CYP2D6 due to its clinical importance and CYP2D14 in black cattle (Hama

• The two SNPs rs rs presented above are part of

  2020-04-24

  

  The two SNPs rs4818-rs4680 presented above are part of the haploblock (rs6269, rs4633, rs4818, rs4680) presenting the 3 major haplotypes which influence the enzymatic activity of COMT. This activity is inversely related to the sensitivity of pain in a chronic pain syndrome; so the haplotype (GCGG) h

• Phosphorylation of small GTPases has been also

  2020-04-24

  

  Phosphorylation of small GTPases has been also observed to affect binding affinity for the GDP/GTP cycle regulators notably GDP dissociation inhibitor (GDI) [10]. Indeed the EGF or cAMP-dependent phosphorylation of Cdc42 is associated with enhanced Cdc42–GDI interaction [8], [11]. RhoA inhibition by

• A similar pattern was observed for both tissues

  2020-04-24

  

  A similar pattern was observed for both tissues of P. harpagos, evidencing the absolute predominance of acetylcholinesterase. As observed, no effects were attributed to Iso-OMPA. The hypothesis that the major cholinesterasic form is AChE was reinforced considering the higher hydrolytic activity, whi

• What is the predominant mechanism underlying the benefits of

  2020-04-22

  

  What is the predominant mechanism underlying the benefits of udenafil, i.e. the vascular vs. myocardial effect? Lewis et al. suggested that the benefit of sildenafil in HFrEF would be derived from augmented RV systolic function that mainly results from pulmonary vasodilation, suggestive of the ‘vasc

• We further examined our hypothesis that the activation of

  2020-04-22

  

  We further examined our hypothesis that the activation of CRF and CCK systems is responsible for the enhanced anxiety-like behavior induced by immobilization stress using two antagonists to block the expression of CRF1 and CCK2 receptors. It was found that CCK2 receptor antagonist CR2945 or CRF1 ant

• Our conclusion is in disagreement with that of

  2020-04-22

  

  Our conclusion is in disagreement with that of a recent paper by Park et al. [10], which suggests that nitric oxide (NO) inhibition of VHL recruitment occurs by nitrosylation of the 520 cysteine in HIF-1α, and that SNAP does not directly inhibit hydroxylation of HIF peptide by HPH-2. Although this d

14768 records 786/985 page Previous Next First page 上5页 786787788789790 下5页 Last page