• While oxysterols were most extensively studied for

  2020-02-24

  

  While oxysterols were most extensively studied for its potent ability to mediate feedback regulation of cholesterol biosynthesis, some early investigations showed that the enzymes involved in its syntheses were highly upregulated in macrophages and dendritic cells—an indication of possible roles in

• br Assessing DUB activity The Ub field

  2020-02-24

  

  Assessing DUB activity The Ub field has benefited greatly from the past efforts of biochemists and chemical biologists who have reconstituted Ub signals in vitro and generated tools for capturing or measuring DUB activities, many of which can be readily produced or are commercially available (Ekk

• Two nutrient sensing pathways the cAMP

  2020-02-24

  

  Two nutrient-sensing pathways, the cAMP-protein kinase A (PKA) pathway and the target of rapamycin complex 1 (TORC1) pathway, are implicated in Msn2/4 regulation. Under non-stress conditions, Msn2 localizes in the cytoplasm and is inactivated by both PKA-dependent phosphorylation of the nuclear loca

• Our work raises the question of how a

  2020-02-24

  

  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

• CRF binds to CRF and CRF receptor subtypes

  2020-02-22

  

  CRF binds to CRF1 and CRF2 receptor subtypes, triggering downstream cascades and leading to stimulatory G protein (GsP) activation. Once activated, GsP undergoes a structural change provoking the separation of the subunits Gα and Gβγ. The Gα subunit induces the production of the second messenger cAM

• Many countries in all over the world generate a large

  2020-02-22

  

  Many countries in all over the world generate a large amount of RHA from uncontrolled and controlled burning. RHA is a pozzolanic material due to this high percentage of SiO2 in RHA. Rice husk ash, as a mineral additive, is produced by burning rice husks, which are obtained in the rice milling indus

• Related with the studies by Zizza

  2020-02-22

  

  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

• A cocktail approach can detect the activities of multiple CY

  2020-02-22

  

  A cocktail approach can detect the activities of multiple CYP 450 isoforms following administration of multiple CYP-specific substrates in a single experiment. Caffeine, losartan, omeprazole, dextromethorphan and midazolam are often used as substrates in “cocktail probes” of human cytochrome CYP1A2,

• Protein degradation via UPP involves two steps One step is

  2020-02-22

  

  Protein degradation via UPP involves two steps. One step is the conjugation of multiple ubiquitin to a substrate. The other step is the degradation of tagged protein by the downstream 26S proteasome complex. Protein ubiquitination is the E1–E2–E3 enzymatic cascade (Hershko & Ciechanover, 1998). E1-a

• More recently Boskovic et al have

  2020-02-22

  

  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

• A phenylacetic acid derivative discovered in a high

  2020-02-22

  

  A phenylacetic Valsartan derivative (), discovered in a high throughput screen for CRTH2, inhibited the binding of H-PGD to CRTH2 receptors on 293 cells with an IC of 0.010μM, and inhibited the binding of H-PGD to DP receptors with an IC of only 8.3μM (). Compound also inhibited CRTH2 mediated ce

• This study has several limitations First despite the relativ

  2020-02-22

  

  This study has several limitations. First, despite the relatively large number of participants for a pharmacological neuroimaging study, sample sizes for examining the modulation of THC effects by COMT DGAT-1 inhibitor were small. Therefore, these particular findings should be interpreted with caut

• Estradiol the predominant circulating estrogen in humans it

  2020-02-22

  

  Estradiol, the predominant circulating estrogen in humans, it is mainly secreted by the granulosa cells of the ovarian follicles, and the corpora lutea, by the mechanisms indicated above. On the other hand, estretrol is synthesized exclusively during pregnancy by the fetal liver and reaches maternal

• br Experimental br Results br Discussion In

  2020-02-22

  

  Experimental Results Discussion In the last two decades, several studies have shown an important role for progestogens, and in particular ALLO, in the modulation of Schwann cell physiology, regulating several biochemical and functional parameters. The classical PR has been found both in rat

• Mammalian cells contain significant amounts of a relatively

  2020-02-22

  

  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, typical

16160 records 886/1078 page Previous Next First page 上5页 886887888889890 下5页 Last page