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Cystatins are potent inhibitors of cysteine proteases from
2020-09-21
Cystatins are potent inhibitors of cysteine proteases from the C1A family. These inhibitors primarily reduce the activities of cathepsin L-like proteases, although high concentration of barley cystatin hampers the degradation of storage proteins caused by cathepsin F-like protein (HvPap-1) (Cambra e
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Epalrestat The synthesis of tricyclic analogs is described
2020-09-19
The synthesis of tricyclic analogs 28–33 is described in Scheme 3. Oxidative C–C bond cleavage of the terminal olefin of 39i afforded a tricyclic product 52 without isolation of an aldehyde expected as an intermediate. Aminolysis of the chloride 52 with optionally substituted anilines afforded 28–30
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It is well known that corticotropin releasing
2020-09-19
It is well-known that corticotropin-releasing factor (CRF) exerts its biological functions through binding to type-1 (CRF1) and/or type-2 (CRF2) receptors. Several clinical evidences suggest the association of a high level of CRF and the onset of anxiety and depressive disorders.2, 3, 4, 5, 6, 7 Si
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Under optimized assay conditions very low concentrations pM
2020-09-19
Under optimized assay conditions, very low concentrations (20pM) of [125I]YP20 bound to hCRF1-CHO smad pathway membranes with high specificity (>95% inhibited by 1μM astressin) and in a membrane protein-dependent manner. Specific binding was selective vs. the hCRF2α subtype because little specific
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Currently approved anti obesity drugs for long term use such
2020-09-19
Currently approved anti-obesity drugs for long term use such as orlistat, lorcaserin and liraglutide are efficient in reduction of weight gain but are limited in usage due to their adverse effect profile and higher cost (Krentz et al., 2016; Mopuri and Islam, 2017). In neomycin sulfate to this, plan
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Introduction Prolyl hydroxylation is a widely observed post
2020-09-19
Introduction Prolyl hydroxylation is a widely observed post translational modification in collagen, an abundant animal protein. The high content (~13% per chain of the triple helical structure) of 4-hydroxyproline (Hyp,O) in collagen, togather with the natural abundance of collagen has led to the e
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Introduction Breast cancer is a highly
2020-09-19
Introduction Breast cancer is a highly prevalent malignancy. There are some recognized risk factors for breast cancer, like early menarche or late menopause, which increase the length of the exposure to hormones, as a result of a higher number of ovarian cycles [1]. Moreover, there is evidence sup
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Considering these reports and with the aim of further
2020-09-19
Considering these reports, and with the aim of further investigating the mechanism by which the cAMP-Epac/PKA pathway activates eNOS, we have performed imaging experiments evaluating the effect of drugs that increase cAMP or modify its signalling pathways (PKA or Epac activators and inhibitors) on b
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Kinetic isotope effects KIEs inform on bond vibrational
2020-09-19
Kinetic isotope effects (KIEs) inform on bond vibrational changes between the ground state (GS) and TS of a chemical reaction and remain one of the most powerful experimental techniques for interrogating TS structure. KIEs on enzyme reactions measured by the internal bioactive of labeled substrates
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Ageing is associated with increased reactive oxygen
2020-09-19
Ageing is associated with increased reactive oxygen species (ROS) production, oxidative stress and oxidative damage [43,44]. Overproduction of ROS can impair endothelial function by suppressing NO synthesis and scavenging NO thereby decreasing its overall bioavailability. Moreover, sustained oxidati
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Nimodipine is an L type calcium channel antagonist that redu
2020-09-18
Nimodipine is an L-type calcium channel antagonist that reduces excessive calcium influx during pathological conditions, contributing to its neuroprotective properties (Zornow and Prough, 1996; Kobayashi and Mori, 1998). Autophagy can be induced by increased [Ca2+] (Rami et al., 2008). Nimodipine si
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Despite robust translation of GA
2020-09-18
Despite robust translation of GA, only small amounts of GR and GP were translated in cultured Histamine Phosphate synthesis and chick embryo spinal cord neural cells from the 75 copies of G4C2 in monocistronic constructs. Interestingly, GA is also the most common dipeptide found in autopsy tissue i
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How does APC C recognize its substrates and catalyze
2020-09-18
How does APC/C recognize its substrates and catalyze their ubiquitylation? How are the outcomes and timing of these activities regulated? These questions have driven a decade of structural studies that begin to explain how APC/C interacts with coactivators, substrates, and E2s, and how these interac
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br The classical ubiquitination pathway Ubiquitination is an
2020-09-18
The classical ubiquitination pathway Ubiquitination is an enzymatic process that involves the addition of an ubiquitin protein to a substrate that usually becomes inactivated followed by degradation in the proteasome; however, several other functions have also been described. For the discovery of
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Pioglitazone Support for Cloninger s personality theory come
2020-09-18
Support for Cloninger\'s personality theory comes also from molecular genetic studies. Given the high heritability of personality it is plausible that gene variants explain variance in RD. In Pioglitazone to endocrine studies, which relate hormone levels mostly in the periphery (blood, saliva, urine
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