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In mammals neutrophil elastase is a trypsin like
2020-11-06

In mammals, neutrophil elastase is a trypsin-like serine protease stored in the azurophilic granules of naïve neutrophils [15], [16]. The catalytic activity of neutrophil elastase relies on a His57–Asp102–Ser195 triad (chymotrypsin numbering system) that functions by transfer of electrons from the c
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A factor that complicates the use of human liver
2020-11-06

A factor that complicates the use of human liver PD123319 is one of variability, which arises in part because many of the human liver samples available for research show various stages of a variety of disease states (steatosis (fatty liver), cirrhosis, carcinogenesis in adjacent tissue), although c
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These studies established IAP proteins as
2020-11-06

These studies established IAP proteins as dimeric RING E3 ligases, but did not account for the essential role of dimerization. In IAPs and related E3s, such as RNF4 and MDM2, dimerization not only depends on contacts from the core RING domain but also residues N- and C-terminal to the RING domain (B
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Against this backdrop we set out to identify synthetic
2020-11-06

Against this backdrop, we set out to identify synthetic and endogenous ligands that bind directly to and regulate the activity of Nurr1. Owing to the pivotal role Nurr1 plays in producing and processing dopamine, and the need for neurons to tightly regulate dopamine levels, we postulated that the re
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The Lysine mutant is located in the tail region of
2020-11-06

The Lysine429 mutant is located in the tail region of 5-HT2A, which is predicted to be unstructured. This region has been shown to interact, in vitro, with PSD95 and leads to differences in signaling (Xia et al., 2003). The ASK motif, a component of the tail region, is also important for regulation
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br Enzymes involved in microbial steroid degradation are gen
2020-11-06

Enzymes involved in microbial steroid degradation are generally not expressed constitutively, but they are upregulated depending on which steroid substrates are present [17,81]. Thus, a cell-free extract prepared from testosterone-adapted C. testosteroni ATCC 11996 cells displayed a 1(2)-dehydroge
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There have been reports regarding the use of
2020-11-05

There have been reports regarding the use of enolases as novel vaccine candidates for A. suum, S. suis, T. pisiformis and T. multiceps on account of this enzyme class\'s critical role in plasminogen activation and migration across tissue barriers (Chen et al., 2012; Zhang et al., 2009; Zhang et al.,
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We propose two different pathways for
2020-11-05

We propose two different pathways for the production of this species: either that described by Dooley [24], where the phenol ring is first activated by binding of its oxygen to copper, or one where a copper-peroxo species would directly react with an active site tyrosine residue (Scheme 1B). This se
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br Results br Discussion br Experimental Procedures br Autho
2020-11-05

Results Discussion Experimental Procedures Author Contributions Acknowledgments Introduction Excitatory synaptic transmission within the brain is largely mediated by ionotropic glutamate receptors. At glutamatergic synapses, α-amino-3-hydroxy-5-methylisoxazole-4-proprionic Matrine
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In summary we show that
2020-11-05

In summary, we show that PE significantly ameliorate HCD-induced atherosclerosis in apoE−/− mice. Dietary fiber may influence the intestinal microbiota and thus the circulating levels of SCFAs. SCFAs, such as butyrate, inhibit cholesterol uptake and promote cholesterol excretion from enterocytes. Ou
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Selective inhibitor of phosphodiesterase type PDE I is commo
2020-11-05

Selective inhibitor of phosphodiesterase type 5 (PDE5I) is commonly used for ED treatment. PDE5I exhibits its vasodilatory effect by inhibiting the degradation of cyclic guanosine monophosphate (cGMP), which relaxes the smooth muscle and allows increased blood flow for penile tumescence. Udenafil (D
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Evidence for interactions between the endothelin
2020-11-05

Evidence for interactions between the endothelin and the angiotensin system has also become plentiful. It has become clear that the two systems, in addition to acting independently, can act synergistically (Emori et al., 1989, Imai et al., 1992) as well as promote the peptide mRNA expression in endo
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Collectively the results presented here provide new insights
2020-11-04

Collectively, the results presented here provide new insights into ligand binding, clustering, spatial distribution, and phosphorylation of DDR1b and DDR2 in response to soluble collagen I. As depicted in the cartoon of Scheme 1, we postulate a model in which the spatial distribution and assembly of
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br Introduction As a strong analgesic morphine
2020-11-04

Introduction As a strong analgesic, morphine is often used to treat acute and chronic pain. However, morphine is a substance with low lipid solubility that slowly enters the nerve tissue through the blood–brain barrier and produces neurotoxicity. Morphine-induced neurotoxicity can be produced aft
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Because stimulation and blockade of dopamine
2020-11-04

Because stimulation and blockade of dopamine D2 receptor all cause a similar disruption of maternal behavior, one critical question is whether they do so through the same or different behavioral mechanisms. One idea is that stimulation or blockade of D2 receptors similarly suppresses maternal motiva
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