• Thymine glycol severely inhibits DNA synthesis by replicativ

  2021-05-12

  

  Thymine glycol severely inhibits DNA synthesis by replicative DNA polymerases and requires the action of specialized DNA polymerases for translesion synthesis (e.g. Ref. [26]). Eukaryotic and archaeal RNAPs were shown to pause after nucleotide insertion opposite TG [27,28]. Surprisingly, we found th

• The compounds were ranked based on the Glide

  2021-05-12

  

  The compounds were ranked based on the Glide XP Score, as shown in . All 15 compounds were subject to a radiometric assay previously used in our lab to evaluate their ability to inhibit DHFR steady-state activity in recombinant TS-DHFR (A). Compound demonstrated greater than 50% inhibition of DHFR

• DDR was originally cloned by the

  2021-05-12

  

  DDR1 was originally cloned by the group of Michele de Luca, at the time named TrkE. The Genoa-based research team identified the skin, and the keratinocytes in particular, as a major site of DDR1-binding activity [20]. DDR1 is also expressed in kidney, liver and lung (Fig. 2). The functional role of

• br Materials and methods br Acknowledgments br Introduction

  2021-05-12

  

  Materials and methods Acknowledgments Introduction Proton pumps convert the energy of high-energy compounds into the GW 6471 of protons across biomembranes. They play two physiological roles: pH regulation and the formation of proton-motive forces in their membranes. The simplest of these p

• br Materials and methods br Results br Discussion

  2021-05-12

  

  Materials and methods Results Discussion NB has been shown to induce cancers in many tissues including the kidney, liver, and thyroid, following chronic inhalation in animals (Hsu et al., 2007). The available data indicate that a lager majority of studies on NB evaluate the effects of toxic

• Our results implicate a critical role for CXCR in

  2021-05-12

  

  Our results implicate a critical role for CXCR-1 in promoting the migration of colonic tumor cells. Expression of this receptor, but not CXCR-2, increased significantly because of the EMT (Fig. 3). Moreover, although Clone A eplerenone cost express comparable levels of both IL-8 receptors, only CXC

• Tetracaine HCl br Acknowledgments br Introduction Cell cycle

  2021-05-11

  

  Acknowledgments Introduction Cell cycle arrest or delay may occur at 3 major checkpoints, i.e. G1/S, intra-S and G2/M. p53 has a central role in controlling the G1/S checkpoint, and its loss or deactivation, occurring in the majority of cancers, forces cancer cells to rely on the S and G2/M ch

• Nociceptive and hyperalgesic actions of ET

  2021-05-11

  

  Nociceptive and hyperalgesic actions of ET-1 are produced through ETA and ETB receptors. Previous reports indicate that ETA receptor antagonists in peripheral tissues are effective in inhibiting ET-1 induced hyperalgesia, and attenuation of neuropathic pain in rats [16]. Studies have also shown that

• Replacement of the saturated propoxy

  2021-05-11

  

  Replacement of the saturated -propoxy group in compound with the unsaturated allyloxy group to obtain compound resulted in 10-fold decrease in ET receptor antagonism and more than 20-fold decrease in ET-selectivity. Analogous unsaturated allyloxy compound in the tetrazole series was found to have

• br Materials and methods br Results To investigate the

  2021-05-11

  

  Materials and methods Results To investigate the effect of 17βE on cell proliferation in the human renal tubular epithelia, BrdU uptake was measured in HRTEC primary and 3D-HRTEC cultures, allowing determination of the DNA replication rate. Representative microphotographs show BrdU uptake in H

• The presence of a vicious cycle established between

  2021-05-11

  

  The presence of a “vicious cycle” established between tumor proliferation and paratumor osteolysis plays a crucial role in the development of primary bone tumors [53]. Cancer cells produce soluble factors that activate directly or indirectly via osteoblasts, osteoclast differentiation and maturation

• br Enzyme activations Activated proteinases can unleash

  2021-05-11

  

  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.,

• The expression of DDR receptor has regulated

  2021-05-11

  

  The expression of DDR2 receptor has regulated by numerous types of factors depending upon the cell type. During the osteogenic differentiation, the transcription factorATF4 combined with CCAAT/enhancer binding site in the DDR2 promoter, which is responsible for induction of DDR2 transcription [24].

• Neuronal cells have highly developed ER

  2021-05-11

  

  Neuronal carboxypeptidase have highly developed ER, which makes them susceptible to loss of ER function following exposure to various agents, which leads to apoptosis (Lindholm et al., 2006, Katayama et al., 2004). Multiple pathways may be involved in ER stress-initiated apoptosis. Among them, the

• Previously we showed that MS a combined

  2021-05-11

  

  Previously, we showed that MS-10, a combined extract of Cirsium japonicum var. Maackii (Maxim.) Matsum. (Korean milk thistle) and Thymus vulgaris L., increases the efficiency of estrogen in the estrogen-deficient state by activating the estrogen receptor (ER). MS-10 increased bone mineral density (B

14390 records 640/960 page Previous Next First page 上5页 636637638639640 下5页 Last page