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The repeat sequence TTAGGG of telomere
2020-09-07
The repeat sequence “TTAGGG” of telomere could be directly recognized by TERF1. TERF1 is indispensable for the maintenance of telomere procollagen c proteinase structure and integrity (Tan et al., 2017). Trf1 genetic depletion in vivo induces a persistent DNA damage response and telomere uncapping,
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statins hmg coa reductase inhibitors br Estrogen receptors a
2020-09-07
Estrogen receptors activate mGluR signaling pathways In order to distinguish the opposing effects of estradiol on CREB phosphorylation, we turned to a “bottom-up” approach, working backwards from CREB phosphorylation to pharmacologically isolate the two signaling pathways (Boulware et al., 2005).
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Further modifications on the position
2020-09-07
Further modifications on the 8-position of compound led to compound 4 (8-pCPT-2′--Me-cAMP, a.k.a. 007, ), which is a potent (half-maximal activation of EPAC1 at 2.2µM) and selective (about 100-fold EPAC/PKA selectivity) EPAC agonist. Since the discovery of compound , it has been widely used as a po
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Another enzyme class that has emerged as a
2020-09-07
Another enzyme class that has emerged as a potential alternative to P450s are the so-called ‘unspecific peroxygenases’ (UPOs). They also contain a heme but are extracellularly expressed fungal enzymes that are often more stable than P450 monooxygenases. Importantly, UPOs use H2O2 instead of O2 as th
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I-BET 151 hydrochloride Because of the lack of sequence curr
2020-09-07
Because of the lack of sequence, current knowledge on the cellular regulation of CoA-IT is scarce. However, recent work has suggested an interesting new role for CoA-IT in regulating the extent of the AA mobilization response in primed macrophages. Bacterial lipopolysaccharide (LPS) is a poor trigge
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OHC is a potent regulator
2020-09-07
25-OHC is a potent regulator of LXR-mediated pathways, that impact on CMX001 lipid homeostasis [8]. This oxysterol affects expression of the cholesterol efflux pumps ATP-binding cassette transporter (ABC)A1 [9] and ABCG1, and expression of apolipoprotein E [10], [11], [12]. 25-OHC is able to stimula
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In normal chow fed mice EP deficiency also decreased
2020-09-05
In normal chow fed mice, EP4 deficiency also decreased the expression of CYP8B1, the downstream target of CYP7A1. Similarly, knockdown of EP4 with small interfering RNA reduced the expression of CYP8B1 in HepG2 cells. Therefore, it was anticipated that there would be an increased expression of CYP8B
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Mammalian cells contain significant amounts of a
2020-09-05
Mammalian cells contain significant amounts of a relatively lesser known enzyme that shows marked specifity for ether lipids containing AA and other 20–22 carbon fatty acids. This enzyme is called CoA-independent transacylase (CoA-IT), and transfers polyunsaturated moieties of 20–22 carbons, typica
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The nuclear receptor related protein Nurr
2020-09-05
The nuclear receptor related-1 protein, Nurr1 (NR4A2), is a transcription factor that regulates the buy adenosine triphosphate of genes critical for the development, maintenance, and survival of dopaminergic neurons (Alavian et al., 2014, Decressac et al., 2013, Dong et al., 2016, Jankovic et al.,
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The Rev protein is a
2020-09-05
The Rev1 protein is a crucial regulator of TLS activity because of its structural function [10]; therefore, we focused on Rev1 to investigate how Dot1/Rad53 function impinges on TLS-dependent mutagenic bypass of MMS-induced lesions. In particular, we examined Rev1 localization to chromatin by immuno
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br Introduction Although not fully understood the molecular
2020-09-05
Introduction Although not fully understood, the molecular toxicology of sulfur mustard (bis(2-chloroethyl)sulfide, SM; CAS–Nr. 505-60-2), an alkylating warfare agent, has been attributed to DNA alkylation [1], [2], [3]. The same principle holds true for other alkylating compounds such as nitrogen
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br Introduction Natural killer NK cells have an
2020-09-05
Introduction Natural killer (NK) cells have an unique ability to directly lyse transformed, virus-infected or stressed cells without prior sensitization or major histocompatibility complex (MHC) class I restriction [1], [2]. They were initially defined and shown to be important effectors of the i
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It has been reported that NMDA receptor hypofunction upregul
2020-09-05
It has been reported that NMDA receptor hypofunction upregulates the expression of immediate early genes in several abt 737 australia regions [39], [40]. Consistent with this finding, we demonstrated that MK-801 increased the number of c-Fos-positive cells in the PVN and PC/RS (Fig. 5). Importantly
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Experiment B CP during fear acquisition normalizes fear pote
2020-09-05
Experiment 4B: CP154,526 during fear acquisition normalizes fear-potentiated startle and prevents exacerbation of contextual conditioned fear in SERT−/− rats. As genotypes differed markedly in basal fear acquisition, drug effects could differ strongly between genotypes. Therefore, all effects in th
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The optimization of the lead compound was initiated and the
2020-09-04
The optimization of the lead compound () was initiated and the initial key SAR and the results of the structural modifications of lead compound are summarized in . Replacement of the carboxylic protein phosphatase moiety with other functional groups led to loss of functional activity against EP4 r
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