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We wanted to investigate the influence of substituents
2023-12-26

We wanted to investigate the influence of substituents on the pyrazole ring on the activity, but only a few substituted pyrazole-3-carboxylic acids/esters were commercially available in useful amounts at a reasonable price, for example, 4- and 5-nitro-pyrazole-3-carboxylic acid. The preparation of 4
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Crystal structures were obtained of sulfonamide and amide as
2023-12-26

Crystal structures were obtained of sulfonamide 18 and amide 19 as a derivative of amide 36 (Fig. 7A and B). The precise rotameric orientation of amide 36 was of significant interest to understand the compound's interaction with the protein. As it would be difficult to assign the rotomer of 36, the
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br Discussion Arginase and Arginase are
2023-12-26

Discussion Arginase 1 and Arginase 2 are homologous enzymes that consume l-arginine to produce l-ornithine and urea [14], [15]. These enzymes compete with NO synthases for the same substrate [14], [15], [30], and therefore may reduce NO production [21], [24], [30]. The colocalization of arginases
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br Concluding remarks and future perspectives While the
2023-12-26

Concluding remarks and future perspectives While the rational engineering of protein-based switches has yet to be fully developed, emerging empirical rules facilitate the construction of tailor-engineered maleate with custom input and output parameters. Both in the context of molecular diagnosti
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br Angiotensin receptor neprilysin inhibitors Sacubitril val
2023-12-26

Angiotensin receptor-neprilysin inhibitors Sacubitril/valsartan is the first-in-class ARNI, comprising of molecular moieties of valsartan (ARB) and a neprilysin inhibitor prodrug, sacubitril (AHU377) [51]. Upon ingestion, sacubitril is rapidly metabolised into an active neprilysin inhibitor, sacu
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benzydamine Testosterone can be converted into
2023-12-26

Testosterone can be converted into estrogens by aromatase action. Aromatase is encoded by CYP19, belongs to cytochrome P450 superfamily, and synthesizes estradiol (E2) and estrone (E1) from testosterone and androstenedione respectively (Fig. 1). Aromatase is expressed in the ORS of anagen hair folli
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br Disclosure br Acknowledgments br
2023-12-25

Disclosure Acknowledgments Introduction Anaplastic lymphoma kinase (ALK), a receptor tyrosine kinase, belongs to the insulin receptor kinase subfamily [1]. Oncogenic activation of ALK is associated with the SW033291 and progression of multiple human cancer types [2,3], including anaplastic
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br Mechanisms for regulation of intracellular cholesterol ho
2023-12-25

Mechanisms for regulation of intracellular cholesterol homeostasis Cells maintain intracellular free cholesterol levels and distribution within stringent tolerances by several mechanisms [55]: (1) uptake of native LDL (the major extracellular carrier of cholesterol) by LDL receptors and modified
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Imeglimin Introduction Myasthenia gravis MG is an
2023-12-25

Introduction Myasthenia gravis (MG) is an autoimmune disorder characterized by muscle weakness, which is mainly due to autoantibodies reducing the number or function of postsynaptic Imeglimin receptors (AChRs) [1], [2]. Animal models have been developed to uncover the immunopathogenesis of MG. Expe
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The next level of possible correlation
2023-12-25

The next level of possible correlation and comparison between the α7 and 5HT3 receptors is at the subunit arrangement and protein folding. Crystal structures of the nicotinic and serotoninergic wehi receptors [45], [46] reinforced the concept of similarities between these families of receptors. Nam
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Finasteride has been shown to
2023-12-25

Finasteride has been shown to be a mechanism-based inhibitor of 5AR-2 [9]. Finasteride acts as an alternate substrate for 5AR-2 and is initially bound in an extremely stable enzyme-bound NADP-dihydrofinasteride adduct which is ultimately processed to dihydrofinasteride. The NADP-dihydrofinasteride a
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Brain damage diseases such as cerebral ischemia
2023-12-25

Brain damage diseases, such as cerebral ischemia, brain trauma and infection are characterized by the increase in oxygen free radicals. Therefore, deeper understanding of the character and mechanism of free radical damage in the brain is important to ultimately relieve diseases and promote recovery
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In fact serotonin is a major modulator of
2023-12-25

In fact, serotonin is a major modulator of dopaminergic (DA) neuronal activity through the 5-HT2C receptor. Studies have shown that the selective 5-HT2C receptor agonist Ro60-0175 blocks the burst-firing of mesolimbic DA neurons, which project from the ventral tegmental area (VTA) to the nucleus acc
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We found that several anticancer drugs inhibit HT
2023-12-25

We found that several anticancer drugs inhibit 5-HT3 VX-950 current in vitro. Several studies have suggested that 5-HT3 receptor antagonists have anti-mitogenic and apoptotic effects on colorectal and breast cancer cell lines (Ataee et al., 2010, Hejazi et al., 2015). Irinotecan is used frequently
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In earlier experiments on snails a behavioral
2023-12-25

In earlier experiments on snails, a behavioral model was employed of certain food rejection to study the mechanisms of the reconsolidation of long-term associative memory. It was found that conditioned food stimuli (reminder) presentation, combined with injections of NMDA glutamate receptor antagoni
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