• Introduction Psoralea corylifolia L Leguminosae

  2021-06-07

  

  Introduction Psoralea corylifolia L. (Leguminosae) is a well-known traditional Chinese medicine, and it has been widely used for the treatment of various diseases like bronchial asthma, leucopenia, vitiligo and psoriasis in East Asian countries (Zhang et al., 1990). Previous studies have reported t

• The identification of a gatekeeper mutation also suggests th

  2021-06-07

  

  The identification of a gatekeeper glucagon receptor also suggests that alternative DDR2 inhibitors may be required to overcome acquired resistance. Additional DDR2 inhibitors that have been isolated include the recently identified alkaloid natural products discoipyrroles A-D and the chemotherapeut

• NMR was employed for the determination of un ligated

  2021-06-07

  

  NMR was employed for the determination of un-ligated domain 1 structure of DDR2 receptor. The collagen-binding site on the same was identified by cross saturation experiment and mutagenesis [40]. Birgit leitinger identified the binding site of collagen with DDR2 receptor, which was three spatially a

• Interestingly some drugs have been shown to be effective

  2021-06-07

  

  Interestingly, some drugs have been shown to be effective in the regulation of cytokine production (such as IL-2, IL-10, IL-27, IL-35, IL-37 and transforming growth factor-β, TGF-β) and, therefore, having a key role in the management of certain inflammatory-based clinical conditions (Banchereau et a

• We next examined the effects of substituents

  2021-06-07

  

  We next examined the effects of substituents around the carboxylic sitagliptin phosphate receptor moiety on CRTH2 binding (Table 4). The carboxylic acid moiety shared by the representative CRTH2 antagonists and is essential for the CRTH2 activity. Germinal dimethylation of the methylene moiety next

• In addition to its HEAT repeats CRM

  2021-06-07

  

  In addition to its HEAT repeats, CRM1 also possesses a C-terminal extension (C-extension, residues 1032–1071), composed of a helix (C-helix) followed by a short stretch of residues (C-tail). In the absence of Ran, the C-extension adopts a conspicuous conformation that bridges across the ring-shaped

• This structure guided the variation of

  2021-06-07

  

  This structure guided the variation of the compounds aiming either at enhanced interaction with CK1 or to exclude interaction with CK1 (R=Me, 15). We chose the 5-cloro substituted oxoindole as backbone as it is supposed to show enhanced metabolic stability, which is commonly used in medicinal chemis

• The four other mutations S T V

  2021-06-07

  

  The four other mutations (S281T, V317I, T328A and A329S) were not detected in the absence of the A286S. This could suggest that when all of them are present, there would be a tri-dimensional structural modification that would interfere with the binding of the insecticide and produce different levels

• br Progestogens and venous thromboembolism clinical

  2021-06-07

  

  Progestogens and venous thromboembolism: clinical data Progestogens and haemostatis: biological studies For many years, the effect of HT on haemostatis has been largely investigated in observational studies as well as in high evidence level studies among users of oral and transdermal estrogens

• br Experimental section br Acknowledgments This work was

  2021-06-05

  

  Experimental section Acknowledgments This work was supported by the National Natural Science Foundation of China (NSFC, Grant No. 81573285 and No. 81602965), the Natural Science Basic Research Plan in Shaanxi Province of China (Program No. 2018JM7071 and No. 2017JQ8002), and the Fundamental Re

• br Materials and methods br

  2021-06-05

  

  Materials and methods Results Discussion In rodent species, CYP2E1 and CYP2B have been implicated in CCl4 metabolism. In this study, we used expressed human CYP2E1 to show that this enzyme is a high-affinity catalyst responsible for low-dose CCl4 metabolism. Studies employing an inhibitory

• The synthesis of compounds a and b are outlined

  2021-06-05

  

  The synthesis of compounds 7a and 7b are outlined in Scheme 2. Compound 5 was obtained by di-tert-butyl pyrocarbonate protection of Brilliant Blue G 4a. Then, compounds 6a and 6b were obtained by amination of the fluoride with a morpholino and dimethylamine, respectively. Target compounds 7a and 7b

• br Results and discussion br

  2021-06-05

  

  Results and discussion Conclusion Analogues of 1,2,4-triazole and 1,3,4-oxadiazole have been designed, synthesized and characterized. To avoid late stage failure, it is important to study the preliminary pharmacokinetic parameters. The results of pharmacokinetic data suggested that, all molecu

• Our current understanding of nucleotide metabolism in has

  2021-06-05

  

  Our current understanding of nucleotide metabolism in has made it possible to identify numerous proteins which serve essential roles in the life cycle of the parasite. One such protein is thymidylate synthase-dihydrofolate reductase (TS-DHFR), a bifunctional enzyme which is necessary for the produc

• Typical examples of CO utilization and reduction technologie

  2021-06-05

  

  Typical examples of CO2 utilization and reduction technologies are catalytic reduction of CO2 to C1 compounds such as CO, formic acid, methanol and so on [[3], [4], [5], [6], [7], [8], [9], [10]], and catalytic organic synthesis using CO2 as a feedstock [[11], [12], [13], [14], [15], [16], [17], [18

16239 records 673/1083 page Previous Next First page 上5页 671672673674675 下5页 Last page