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br Apelin Discovered in apelin was initially identified as t
2023-08-22
Apelin Discovered in 1998, apelin was initially identified as the sole endogenous ligand for the APJ receptor (Tatemoto et al., 1998). Apelin-77 (pre-pro-apelin) is the precursor for various pharmacologically active apelin isoforms (e.g. apelin-12, -13, -17 and 36), and it shares 75–95% sequence
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br Experimental EPR spectra of probes a f
2023-08-22
Experimental EPR spectra of probes 1a–f were recorded on a Bruker EMX-1572 operating at X-band (9.0–9.9 GHz), at 21 ± 1 °C. The EPR parameters were the same in all experiments: microwave power, 1 mW; modulation amplitude, 5 G; time constant, 10.24 ms; and conversion time, 40.96 ms. Reduced gluta
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Thiazole heterocycles constitute an interesting class of
2023-08-22
Thiazole heterocycles constitute an interesting class of molecules, which exhibit a broad spectrum of biological activity, including antifungal properties [[16], [17], [18], [19]]. Encouraged by our previous study that describes the activity of hydrazine-thiazole derivatives against C. gattii and C.
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Regarding progression free survival analyzing clinical trial
2023-08-22
Regarding progression free-survival, analyzing 12 clinical trials, we demonstrated that the use of antiangiogenic treatment results in a statistically longer PFS with a pooled HR of 0.76 (95% CI 0.65–0.89, pdaunorubicin of improvement of PFS only is that after antiangiogenic therapy glioblastomas a
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In pancreatic islets we found an
2023-08-22
In pancreatic islets we found an increase in protein expression of leukocyte 12/15-LO that paralleled the metabolic decline characterized by severe hyperglycemia and reduced islet numbers. Similar increase in 12/15-LO expression by Western blot was found in the control mice, which have a normal meta
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br Role of OCT in
2023-08-21
Role of OCT3 in histamine clearance Histamine is a powerful neuromodulator, as well as a regulator of immune processes and vascular tone in the central nervous system (Gross, 1981; Haas et al., 2008; Jutel et al., 2006). In contrast to 5-HT and the catecholamines, a high-affinity transporter for
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faah inhibitor br Conclusions Triptans are HT B D F
2023-08-21
Conclusions Triptans are 5-HT1B/1D/(1F) receptors agonists and are considered as the gold standard for acute migraine treatment that have been proven effective. Unfortunately, they are contraindicated in patients with cardiovascular diseases due to their vasoconstrictor (side) effects (MaassenVan
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Control of retinal vascularization during
2023-08-21
Control of retinal vascularization during development and OIR likely involves close interactions among endothelial cells, neurons and glial catalase inhibitor (microglial and astrocytes) (see Fig. 2). In particular, the interaction between endothelial tip cells and astrocytes plays a critical role
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Some alterations in the integrity of cell membranes caused b
2023-08-21
Some alterations in the integrity of cell membranes caused by toxic agents can be determined by measuring certain enzymes released by damaged cells [8]. The cholinesterases, for example, catalyze the hydrolysis of fiin (ACh) in choline and acetic acid. Theses enzymes are divided into two types: the
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The biological characteristics of cancer invasion and
2023-08-21
The biological characteristics of cancer invasion and metastasis are mainly attributed to the poor prognosis in cancer. It has been reported that overexpression of Ack1 promoted the migratory and invasive properties of breast cancer terbinafine hydrochloride by sustaining expression of epidermal gr
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Telomerase action at the telomere is
2023-08-21
Telomerase action at the telomere is highly regulated; it preferentially elongates the shortest telomeres, and recruitment of the enzyme complex to the telomere occurs in mid-S phase of the cell cycle (Bianchi and Shore, 2007, Britt-Compton et al., 2009, Teixeira et al., 2004, Hemann et al., 2001, T
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Another major problem leading to implant failures is
2023-08-21
Another major problem leading to implant failures is post-implant infections, majorly due to bacteria adhesion [13,36,37]. A significant decrease in bacterial counts (~65–90%) has been observed in HA and/or CNT-based composites reinforced with 2.5–10 wt% nano Ag [13,38], thus, drawing the conclusion
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For the derivatives a c another likely explanation
2023-08-21
For the derivatives 3a–3c, another likely explanation for antifungal properties is that polymers bearing primary amine groups and secondary phosphoryl groups formed, enhancing complexation with the phosphate groups, and the complexes are amphiphilic (Palermo, Lee, Ramamoorthy, & Kuroda, 2011). The a
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It has been known for a while that
2023-08-21
It has been known for a while that oxygenation (the addition of oxygen) of Aβ can inhibit the formation of amyloids and diminish their cytotoxicity. Photo-oxygenation of Aβ started with fullerenes almost a decade ago by Toshima and co-workers. Later, porphyrins and polyoxometalates were used as well
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Consideration of the rate of
2023-08-18
Consideration of the rate of product formation at different substrate concentrations and estimation of Michaelis-Menten parameters gives some insight into the possible mechanisms underlying the observed decreases in enzyme activity. Estimates based on two-substrate concentrations lack precision and
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