• br Introduction Coping with DNA damage is possible thanks

  2020-01-22

  

  Introduction Coping with DNA damage is possible thanks to surveillance mechanisms (checkpoints), that detect the problem and promote its solution [1], [2], and to repair and tolerance pathways that remove the lesions or reduce the damage consequences [3], [4]. Failures in these processes have a h

• br Enzymes repairing alkylated DNA br Induction of the Ada

  2020-01-22

  

  Enzymes repairing alkylated DNA Induction of the Ada regulon Methylated Ada is a strong activator for ada and alkA promoters. Although much weaker than the methylated form, unmethylated Ada acts alone as an activator for ada and alkA promoters. In contrast, the unmethylated protein present in

• Capsaicin Besides chemopreventive effects against oxidative

  2020-01-22

  

  Besides chemopreventive effects against oxidative DNA damage we evaluated the protective effects of the three Hypericum sp. and isolated compounds against alkylating DNA damage induced by MMS in HT29 cells. Human exposure to alkylating agents, from different sources, occurs in a continuous way and i

• Recent studies from the literature

  2020-01-22

  

  Recent studies from the literature have identified new Etifoxine hydrochloride synthesis of antiviral agents able to target diverse host factors indispensable for efficient virus replication: as an example, the human DEAD-box polypeptide 3 (DDX3) inhibitor, 1-[4-(4-methyl-1H-1,2,3-triazol-1-yl)phen

• Besides by substrate and product KSTDs may also be

  2020-01-22

  

  Besides by substrate and product, Δ1-KSTDs may also be inhibited by other steroids. N. simplex ATCC 6946 Δ1-KSTD was strongly inhibited non-competitively by dicortinone (60), a steroidal dimer, and by bis-1-dehydrodicortinone, with values of 0.7 and 0.75 μM, respectively. This enzyme was also inhib

• br Concluding remarks br Introduction Hypertrophic

  2020-01-22

  

  Concluding remarks Introduction Hypertrophic pachymeningitis (HP) is a neurologic disorder characterized by diffuse or focal thickening of the intracranial or spinal dura mater, presenting with intracranial hypertension, cranial nerve palsy and spinal cord dysfunction (Kupersmith et al., 2004;

• Although the crystal structures of Atg

  2020-01-22

  

  Although the crystal structures of Atg4C and Atg4D are not available, their three dimensional structures can be acquired by homology modeling, using the structure of Atg4B as a template (Zhang, Li, Ouyang, Liu, & Cheng, 2016). In that model, the catalytic triad is conserved (Cys110/Asp345/His347 for

• The genetic basis of resistance to

  2020-01-22

  

  The genetic basis of resistance to dieldrin has been described for several insect species as a mutation in the transmembrane domain II of the GABA-Cl or rdl (resistance to dieldrin) gene (ffrench-Constant et al., 2004; Bass et al., 2004; Du et al., 2005). A mutation in the GABA-Cl gene was found at

• br Materials and methods br Results

  2020-01-22

  

  Materials and methods Results Discussion Fluoride has multiple effects that contribute to caries prevention. S. mutans is 20- to 40-fold more sensitive to NaF than Lactobacillus casei and seven-fold more sensitive than some species of Actinomyces[10]. There are some specific metabolic effec

• br Materials and methods br Results br

  2020-01-22

  

  Materials and methods Results Discussion In this study, we employed a liquid chromatography mass spectrometry (LC–MS)-based metabolomic approach to profile GEF metabolism and bioactivation in human and mouse liver microsomes. Metabolomic approaches rendered us readily screen out the GEF-rel

• Related with the studies by Zizza et al

  2020-01-22

  

  Related with the studies by Zizza et al. described above [66], work by Ward et al. [68] suggested that the C2 domain of cPLA2α, which binds to zwitterionic membranes with high affinity in a Ca2+-dependent manner, has a high membrane remodeling activity, producing dramatic changes in membrane curvatu

• While a number of studies

  2020-01-22

  

  While a number of studies have helped elucidate the principles of target amino group specificity, UBL selectivity, and Ub ryanodine receptor specificity [3], [4], [9], [10], [14], [19], [20], [23], [24], [33], [34], [37], [38], [39], [40], [41], the role of the canonical E2-RING interface in governi

• aminoisobutyric acid BAIBA is a natural catabolite of the br

  2020-01-22

  

  β-aminoisobutyric Compstatin (BAIBA) is a natural catabolite of the branched-chain amino acid thymine. BAIBA was recently found to reduce inflammation in skeletal muscle via the AMP-activated protein kinase (AMPK)-peroxisome proliferator-activated receptor (PPAR)δ signaling pathway. BAIBA reportedl

• br Chain specific ubiquitin probes The conventional way of a

  2020-01-22

  

  Chain specific ubiquitin probes The conventional way of assessing linkage specificity is by measuring turnover rates of different diubiquitin molecules as substrates. Although this method has been applied successfully in several studies [7••, 8] it is limited to isolated DUBs, whereas linkage spe

• br Conclusions There is significant interest in understandin

  2020-01-22

  

  Conclusions There is significant interest in understanding the contribution of biological mechanisms to the non-linear/bilinear dose–response curves for DNA-reactive agents. Model monofunctional alkylating agents have datasets amenable to PoD determination for genotoxic effects in both in vitro a

16104 records 925/1074 page Previous Next First page 上5页 921922923924925 下5页 Last page