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The isolation of a proteinaceous
2019-07-26
The isolation of a proteinaceous putative inhibitor of cysteine proteases from the extracts of Y. enterocolitica and E. coli was performed by affinity chromatography on immobilized and inactivated papain (Fig. 7A). Instead of the column variant of this technique (Tsushima et al., 1992), we used a ba
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The in vitro enantioselective metabolism
2019-07-26
The in vitro enantioselective metabolism of pesticides has been investigated by employing human liver microsomes, which are a reliable resource to perform MCL enantioselective risk assessment in humans (Carrão et al., 2019; de Albuquerque et al., 2018, 2016; Yao et al., 2016). The enantioselective m
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Taken together our results demonstrate
2019-07-26
Taken together, our results demonstrate that the changes of striatal dopamine release and locomotor activity observed following chronic nicotine treatment and consequent acute withdrawal are mediated by CRF1, but not CRF2. Previous studies have already indicated that blocking CRF1 would prevent some
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Tibolone is also efficacious on bone in elderly women and
2019-07-26
Tibolone is also efficacious on bone in elderly women and induces a clear reduction in bone turnover markers [50], [51]. Rymer et al. showed that, after 10 years of treatment with tibolone, the difference in bone mineral density compared with a placebo group was more than 12% for both lumbar spine a
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A French cohort study reported
2019-07-26
A French cohort study reported that micronized progesterone or didrogesterone used with oral or percutaneous estradiol showed no increase or decrease in the risk of breast cancer compared to synthetic progestins for at least 4 years of treatment [22] and even after 8 years [23]. Although the results
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br Substrate Specificity Discrimination and
2019-07-26
Substrate Specificity, Discrimination, and Binding Energy In casin to catalytic efficiency, which can be gauged in reference to an absolute scale of ‘catalytic perfection’ 10, 11, specificity is a relative concept because it requires comparison between given alternative substrates. In fact, spec
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Another enzyme class that has emerged as a
2019-07-26
Another enzyme class that has emerged as a potential alternative to P450s are the so-called ‘unspecific peroxygenases’ (UPOs). They also contain a heme but are extracellularly expressed fungal enzymes that are often more stable than P450 monooxygenases. Importantly, UPOs use H2O2 instead of O2 as th
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A growing body of data indicates that endothelial
2019-07-26
A growing body of data indicates that endothelial NOS (eNOS) is a rate-limiting enzyme for the synthesis of nitric oxide (NO), its downstream Sulfo-NHS-Biotin molecule. High pathological concentrations of NO produced from inducible NO synthase (iNOS) induce apoptosis, whereas a reduction in the conc
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However in many of the
2019-07-26
However, in many of the above mentioned studies, the NaCl concentrations in the extraction buffers were different from those used here. For instance, in the study that performed cathepsin D extraction from human AD DMPO chemical tissue, the concentration was 150mM [30], while that for the extractio
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The effects of the endocrine
2019-07-26
The effects of the endocrine active agents on hepatic ERα were varied. Both nonylphenol and genistein caused an increase in hepatic ERα in female rats, whereas EE2 did not. It is doubtful that the small changes in hepatic ERα induced by genistein and nonylphenol in female rats are sufficient to alte
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The concept of GPCRs and EGFRs existing as heteromers is
2019-07-26
The concept of GPCRs and EGFRs existing as heteromers is consistent with previous studies. Co-immunoprecipitation studies have shown that agonist stimulation (both AngII and EGF) promotes a multi-protein complex containing the AT1R and EGFR, however these endpoint assays were not in live cells or in
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br Results br Discussion Thus the biochemical and structural
2019-07-25
Results Discussion Thus, the biochemical and structural studies of six Maf proteins from different organisms have revealed two subfamilies of new enzymes with the metal-dependent nucleoside triphosphate pyrophosphatase activity against both canonical and noncanonical pyrimidine nucleotides (Yh
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TNF a major cytokine that is
2019-07-25
TNF-α, a major cytokine that is critical in acute and chronic inflammation, is responsible from chemotaxis, acute phase reactions and endothelial activation (Mahalingam and Karupiah, 1999). Our study showed that TNF-α is increased significantly in the pyelonephritic rats and montelukast displayed an
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Some studies have demonstrated that BMSCs can provide severa
2019-07-25
Some studies have demonstrated that BMSCs can provide several trophic and growth factors that play important roles in cell survival, angiogenesis, and BMSC differentiation, but not cell replacement (Peled et al., 1999, Shen et al., 2007, Ji et al., 2004). This paracrine effect of BMSCs is a potentia
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β-Funaltrexamine hydrochloride br Materials and methods br R
2019-07-25
Materials and methods Results The i.v. administration of urocortin 2 reduced the mean arterial blood pressure in a dose-dependent manner (Fig. 1). The ED50 for the urocortin 2 cumulative dose–response effect on mean arterial blood pressure was 0.014±0.004 mg kg−1. Urocortin 2 administration ha
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