• In this study high concentrations mM of

  2023-09-28

  

  In this study, high concentrations (0.5–4 mM) of thuringiensin were required to stimulate the basal adenylate cyclase activity Fig. 2, Fig. 3, Fig. 4, but low concentrations of thuringiensin (1–100 μM) were sufficient to inhibit the forskolin-stimulated adenylate cyclase activity in rat cerebral cor

• Ethanol can affect biological systems directly or also throu

  2023-09-28

  

  Ethanol can affect biological systems directly, or also through the interactions between these systems, which become important in the actions promoted by alcohol consumption. Its metabolites acetaldehyde and acetate play a key role in the CHZ868 sale mediating some effects of ethanol (Israel et al.

• It is well accepted that PKA is a key enzyme

  2023-09-28

  

  It is well accepted that PKA is a key enzyme activated at the beginning of the capacitation process [69]. As mentioned above phosphorylation/inactivation of cofilin in sperm is a PKA dependent process [58]. We could not see any change in cofilin phosphorylation level by adding the PKA activator 8Br-

• Our results using RT PCR confirm

  2023-09-28

  

  Our results using RT-PCR confirm earlier findings (Wilisch et al., 1999, Bruno et al., 2004) including the presence of both the P3A+ and P3A− isoforms of the α-subunit (Beeson et al., 1990). The lack of detection of the ε-subunit mRNAs in some thymomas, and lack of α-, β-, δ- and γ-subunit mRNAs by

• In this study an in vitro AChE

  2023-09-28

  

  In this study, an in vitro AChE inhibition assay combined with UF-HPLC-ESI-Q-TOF/MS method was developed for rapid screening and identification of AChEI from the roots of C. chinensis Franch. Five compounds was found with AChE inhibitory activity and identified by the on-line DAD-ESI-Q-TOF/MS compar

• The UV vis and fluorescence

  2023-09-28

  

  The UV–vis and fluorescence spectra have been used to study the interaction between small chemical molecules and biomolecules (Punith and Seetharamappa, 2012). The UV DASA-58 peak of the protein changes with the microenvironment of the chromophore. That is, the peaks may show a certain degree of re

• On another hand pyrazoles are widely found as

  2023-09-28

  

  On another hand, pyrazoles, are widely found as the core structure in a large variety of compounds of great biological and pharmaceutical value exhibiting anti-HCV [11], antitumor [12], cytotoxic[13], and antioxidant activities [14]. Finally, 1,2,3-triazoles have attracted the interest of medicinal

• br Identification of the kinase that phosphorylates P c The

  2023-09-27

  

  Identification of the kinase that phosphorylates P450c17 The first Ser/Thr kinase that phosphorylates P450c17 was identified only recently. Of the 518 kinases in the human ‘kinome’ 278 are Ser/Thr kinases (Manning et al., 2002), but microarrays identified only 145 Ser/Thr kinases in human NCI-H29

• br Introduction Lipoxygenases LOXs are a heterogeneous famil

  2023-09-27

  

  Introduction Lipoxygenases (LOXs) are a heterogeneous family of enzymes that catalyze the peroxidation of polyunsaturated fatty acids (PUFAs). By oxidizing free PUFAs, they were shown to contribute to the generation of various bioactive lipid mediators. However, LOX-mediated oxidation of PUFAs es

• Co is an essential element for life

  2023-09-27

  

  Co is an essential element for life in minute amounts [5]. The human adult contains about 1.1mg Co with the daily requirement of 0.1μg/day. Co is a component of vitamin B12. Co induces erythropoietin and blocks iodine uptake by the thyroid, controls the transfer of enzymes like homocysteine methyltr

• The mechanism governing how mechanotransduction signals regu

  2023-09-27

  

  The mechanism governing how mechanotransduction signals regulate a number of genes involved in cartilage hemostasis remains unclarified. Mitogen-activated protein kinase (MAPK) pathways are activated by static and dynamic compression of cartilage (31 32). c-Fos/AP-1 is downstream of the MAPK pathway

• The SMN and SMN promoters are regulated

  2023-09-27

  

  The SMN1 and SMN2 promoters are regulated by transcription factors such as E26 transformation-specific domain containing protein (ELK-1) and cAMP response element-binding protein (CREB) 58, 59. Compared with WT animals, mice with SMA exhibit increased and decreased ELK-1 and CREB phosphorylation, re

• br Acknowledgments This work was supported

  2023-09-27

  

  Acknowledgments This work was supported by a grant of the Romanian National Authority for Scientific Research, CNCS – UEFISCDI, project no. PN-II-ID-PCE-2011-3-0571, awarded to F.A.M. D.V.N. was co-financed from the European Social Fund through Sectorial Operational Program Human Resources Develo

• shows the synthesis of imidazole intermediates and The key p

  2023-09-27

  

  shows the synthesis of imidazole intermediates , , and . The key precursor keto aldehyde – was prepared in situ by SeO mediated oxidation of corresponding carbonyl compounds and or hydrolysis of dibromo ketone . Subsequent treatment with -Boc piperidine-4-carbaldehyde in the presence of aqueous

• br Functions essentially consisting in transport of

  2023-09-27

  

  Functions essentially consisting in transport of substrates across plasma membranes Direct activation of neurotransmitter transporters elicits responses in neurons As previously mentioned (Section 2.1), nerve terminals handling classical transmitters possess transporters able to (re)capture se

14991 records 223/1000 page Previous Next First page 上5页 221222223224225 下5页 Last page