• More recently Boskovic et al

  2021-04-22

  

  More recently, Boskovic et al. (2003) have visually corroborated that purified DNA-PKcs can bind short DNA fragments by using single particle EM. DNA biotinylated at the 5′ end was labelled by coupling to commercial streptavidin–gold particles (Fig. 4D). When analysed in the microscope, DNA-PKcs mol

• Thymine glycol severely inhibits DNA synthesis by replicativ

  2021-04-22

  

  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

• As a basis for the DDR substrate identification approach det

  2021-04-22

  

  As a basis for the DDR1 substrate identification approach detailed below, we first set out to perform 2D-gel electrophoresis with lysates isolated from collagen-stimulated human breast cancer MDA-MB-231 Capsaicin overexpressing DDR1 (b-isoform). This allowed us to determine whether DDR1 is not only

• In a recent study Tomkins et al analyzed

  2021-04-22

  

  In a recent study, Tomkins et al. [7] analyzed the protein-protein interaction network of ROCO proteins. Based on a database analysis, and only taking into account interactions reported in at least two peer-reviewed papers and/or confirmed by two different methods, 113 interactors were revealed for

• br Materials and methods br Results br Discussion Cysteine p

  2021-04-22

  

  Materials and methods Results Discussion Cysteine proteases are upregulated under oxidative stress and play an important role in the preservation of cellular metabolism (Usui et al., 2007). Cysteine proteases are also important under abiotic stresses for plants to degrade proteins denatured

• Our structures also provide new insights into CRTH drug

  2021-04-22

  

  Our structures also provide new insights into CRTH2 drug development. The ligand binding pocket revealed by our structures comprises many aromatic residues and a few polar residues at the distal end. Correspondingly, most CRTH2 antagonists share a similar structural feature characterized by an aceta

• Some of the psychoactive actions of nicotine

  2021-04-22

  

  Some of the psychoactive actions of nicotine are mediated by the nigrostriatal and mesolimbic pathways (Di Chiara, 2000, Di Chiara et al., 2004). The nigrostriatal pathway originates in the dopaminergic neurons located in the substantia nigra and terminates in the putamen and nucleus caudatus which

• Khan et al studied the effects of

  2021-04-22

  

  Khan et al. studied the effects of two structurally divergent coumarins viz calipteryxin 3 and (3′S,4′S)-3′,4′-disenecioyloxy-3′,4′-dihydroseselin 4 from Seseli recinosum, in lipopolysaccharide (LPS)-stimulated murine macrophages. The study revealed that calipteryxin and (3′S,4′S)-3′,4′-disenecioylo

• br Agonist binding ETA activation is

  2021-04-22

  

  Agonist binding ETA activation is promoted by binding of the endogenous peptidergic agonists to their orthosteric binding site on the receptor. ET1 and ET2 (Trp6-Leu7-ET1) bind with equal high affinity to ETA, whereas the third endogenous isopeptide ET3 (Thr2-Phe4-Thr5-Tyr6-Lys7-Tyr14-ET1) binds

• Our work raises the question of how

  2021-04-22

  

  Our work raises the question of how a mechanism for control of developmental potency based on TEs might have evolved. Active TEs are under acute surveillance by cellular pathways that minimize transposition, including by Kap1 (Rowe et al., 2010). In part because of this, and in part because of a los

• In this study we investigated the role

  2021-04-22

  

  In this study we investigated the role 17-phenyl tinor (pt)-PGE2 on endothelial barrier function and the underlying molecular mechanism in HMVEC-Ls as well as in a murine model of LPS-induced acute pulmonary inflammation. We found that 17-pt-PGE2 concentration-dependently enhanced endothelial barrie

• br Results br Discussion PKR is activated by viral dsRNA

  2021-04-21

  

  Results Discussion PKR is activated by viral dsRNA and exerts its antiviral effect through phosphorylation of eIF2a. Because eIF2a phosphorylation leads to attenuation of protein synthesis, many viruses have evolved mechanisms to block or suppress PKR activation. Some viruses use alternative t

• br Acknowledgements We thank Dr

  2021-04-21

  

  Acknowledgements We thank Dr. James Ritchie and his dedicated staff (Deptartment of Pathology, Emory University) for performing measures of serum VPA levels; Sumitomo Pharmaceuticals (Osaka, Japan) for the generous donation of DOPS, which is required for breeding Dbh −/− mice; Pfizer (Sandwich, K

• It is reported that sympathetic nerve activity is increased

  2021-04-21

  

  It is reported that sympathetic nerve activity is increased in the SHR strain compared with that in the WKY strain (Judy and Farrell, 1979, Lundin et al., 1984, Sugimura et al., 2008) and NA content is increased in the CB of the New Zealand strain of hypertensive rat compared with that in normotensi

• br Concluding remark br Acknowledgements br Detection and

  2021-04-21

  

  Concluding remark Acknowledgements Detection and repair of the numerous, and potentially lethal, DNA lesions arising in human NG25 daily is largely mediated by an efficient system collectively termed the DNA-damage response (DDR). Paradoxically, DNA-repair processes within cancer cells also

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