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Introduction Ewing sarcomas primitive neuroectodermal tumors
2021-08-23

Introduction Ewing sarcomas/primitive neuroectodermal tumors (ES/PNETs) are relatively infrequent but the second most common sarcoma of the bone next to osteosarcoma. Nearly 80% of them occur in persons younger than 20years. Most of them arise from the bone, but 10 to 20% of them from soft tissue.
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1,3-PBIT dihydrobromide br Funding This work was supported b
2021-08-23

Funding This work was supported by intramural funding of the Department of Internal Medicine I-Cardiology, University Hospital Aachen, RWTH Aachen. Acknowledgments Introduction Cyclic adenosine monophosphate (cAMP) is a central second messenger that controls a plethora of vital functions.
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Treatment with AAV EP also improved aspects of adverse cardi
2021-08-23

Treatment with AAV9-EP4 also improved aspects of adverse cardiac remodeling. The increased collagen deposition noted in the peri infarct and remote zone after MI was substantially attenuated by use of AAV9-EP4 and there were significant reductions in the number of macrophages and T Riociguat infilt
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Another enzyme class that has emerged
2021-08-23

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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For most enolases fluoride acts as an inhibitor while
2021-08-23

For most enolases, fluoride acts as an inhibitor, while Mg2+ is the most important metal activator. In yeast systems, metal cations and fluoride bind to enolase at the active center of the enzyme, forming a complex. The complex blocks the binding of substrates to the enzyme in yeast systems, thereby
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Results of the present study demonstrate that
2021-08-23

Results of the present study demonstrate that 25-OHC treatment of THP-1 monocytes induced vimentin intermediate filament reorganization to more cortical structures and a polarized phenotype (Fig. 5). Vimentin is the major intermediate filament protein present in leukocytes and plays an important rol
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Compounds that interact with MDR
2021-08-20

Compounds that interact with MDR1 can do so by different mechanisms. Verapamil is known to modulate drug resistance by acting as a competitive MDR1 substrate [36]. Interestingly, NU7441 has similar growth inhibitory activity in the sensitive and resistant Naltrindole hydrochloride and there was no
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Substituents at the C position An oxygen
2021-08-20

Substituents at the C11 position — An oxygen-containing substituent at the C11 position also affects the catalytic activity of Δ1-KSTDs. The Δ1-KSTDs from the Gram-positive bacteria R. equi [29], N. simplex ATCC 6946 and IFO 12069 [48,49,52], and R. rhodochrous IFO 3338 [27] were able to 1(2)-dehydr
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tiger br Materials and methods br Results br
2021-08-20

Materials and methods Results Discussion GOS potently inhibited SRD5A1 in COS-1 cells (Fig. 4A) and rat Leydig cells (Fig. 4B), possibly attenuating testosterone activation into DHT. It has been reported that gossypol inhibited human SRD5A1 with IC50 of 7 × 10−6 M [28]. Interestingly, gossy
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The presence of H PPases in
2021-08-20

The presence of H+-PPases in parasitic protists raises the question of the physiological role of these proteins. So far, they had been extensively characterized mainly in higher plants, and some prokaryotes [1], [2], [3], [4], [5], [6], [7], [16], [20]. A common feature to all these organisms is tha
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The presence of H PPases in
2021-08-20

The presence of H+-PPases in parasitic protists raises the question of the physiological role of these proteins. So far, they had been extensively characterized mainly in higher plants, and some prokaryotes [1], [2], [3], [4], [5], [6], [7], [16], [20]. A common feature to all these organisms is tha
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Patients with a tumor of cm or
2021-08-20

Patients with a tumor of 4 cm or greater were more likely to have lymph node or tumor metastasis (Fisher’s test p = 0.0001 and 0.0003, respectively). In this smaller patient group a significant correlation between higher DAPK-1 mRNA L-Adrenaline in tumor and normal tissue in tumor-free patients com
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DNA promoter hypermethylation is an important mechanism in e
2021-08-20

DNA promoter hypermethylation is an important mechanism in epigenetic modulation of gene expression.[16], [17], [18] When the promoter CpG island of a gene is hypermethylated, the transcription and its associated function of the gene will be subsequently altered.[19], [20], [21] In human cancers, we
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Our results in the present
2021-08-20

Our results in the present study demonstrate that CysLT1 mediates leukotriene-induced contraction in the fundus and suggest that both CysLT1 and CysLT2 mediate leukotriene-induced contraction in the antrum in vitro. Further studies on the effects of leukotrienes in vivo are required to elucidate the
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In the course of our
2021-08-20

In the course of our program, which was aimed at developing CRTH2 antagonists for the treatment of allergic diseases, we have been pursuing a new class of potent and selective CRTH2 antagonist lead based on the structures of CRTH2 antagonists known to date (, , ). Using a fused 6–6-membered ring sys
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