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While the mechanism of DHODH inhibition
2021-06-16
While the mechanism of DHODH inhibition-induced differentiation is not fully understood, this phenomenon may be caused by pyrimidine depletion. Pyrazofurin, an inhibitor of OMP decarboxylase, was able to induce differentiation and suggests pyrimidine depletion as a potential mechanism (Sykes et al.,
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By stratifying EOC cell lines according to their EMT
2021-06-16
By stratifying EOC cell lines according to their EMT stages, we observed a significant higher expression of DDR1 in the epithelial-like cell lines compared to low or undetectable DDR1 in mesenchymal-like cell lines. Similar trend was observed in the tumour samples, with the lowest expression of DDR1
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Arsenic could cause apoptosis in both benign
2021-06-16
Arsenic could cause apoptosis in both benign and malignant cells (Akao et al., 2000, Gupta et al., 2003, Namgung and Xia, 2001). However, at present, little is known about the consequences of arsenic-treated urothelial cells in autophagy and expression of its related proteins. In addition, the alte
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Another well established visceral action of CRF and
2021-06-16
Another well-established visceral action of CRF and urocortin administered peripherally is the long-lasting lowering of blood pressure observed in various species ranging from rodents to humans [22]. Existing evidence suggests that the hypotensive action of CRF and urocortin is mediated by the inter
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Introduction Klebsiella pneumoniae a Gram negative enteric
2021-06-16
Introduction Klebsiella pneumoniae, a Gram-negative enteric bacterium, is an organism with significance in both biomedicine and biotechnology. Some of the strains of K. pneumoniae are opportunistic pathogens, which can cause suppurative infection, pneumoniae and urinary tract infection in humans (B
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In our former work our
2021-06-15
In our former work, our interest was in discovery of novel VEGFR-2 inhibitors as anti-angiogenesis agents. Along this line, with natural alkaloid taspine as the lead compound, rounds of structure optimization were performed to develop novel VEGFR-2 inhibitors [[13], [14], [15]]. Among them, BPS-7, b
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Using the juxtarenal PPE the induction of juxta
2021-06-15
Using the juxtarenal PPE, the induction of juxta- and suprarenal aneurysms is described herein (Fig. 3A). The infra-/suprarenal part of the molar equivalent can now be investigated separately, taking into account different embryological backgrounds and varying reactivity to differing stimuli (revie
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WNV a member of the genus Flavivirus
2021-06-15
WNV, a member of the genus Flavivirus within the family Flaviviridae, was first isolated in 1937 from a febrile woman in the West Nile region of Uganda (Brinton, 2002). Until 1999, WNV was mainly confined to Southern Europe, the Middle East, Africa, West and Central Asia, Indonesia and Australia. In
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Downregulation of tumor suppressors is a major factor that l
2021-06-15
Downregulation of tumor suppressors is a major factor that leads to tumorigenesis. Phosphatase and tensin homolog deleted on chromosome 10 (PTEN), a common tumor suppressor, the SR 2595 of which is often downregulated or even absent in the majority of human cancers, functions as a phosphatase to de
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br RING type E s and
2021-06-15
RING-type E3s and their substrates There is enormous diversity in substrate ubiquitination and its regulation, as the targets of RING-type E3s are incredibly varied. RING-type E3s are implicated as tumor suppressors, oncogenes, and mediators of endocytosis, and play critical roles in complex mult
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In conclusion we have found that Egr can play an
2021-06-15
In conclusion, we have found that Egr1 can play an inhibitory role on DBH promoter-driven transcription. This inhibition requires a newly identified Egr1 response s6 kinase at the −227/−224 region of DBH promoter. This inhibition appears to result from Egr1 directly bound to the DBH promoter. We sp
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As mentioned above there are
2021-06-15
As mentioned above, there are two major pathways for the DSB repair in mammalian cells, NHEJ and HR/HDR (homology-directed repair) [13], [51]. NHEJ is active throughout the cell cycle, predominately during the G0 and G1 phases and is considered the major pathway for the DSB repair in human cells [52
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Effect of a C C double bond The
2021-06-15
Effect of a C4-C5 double bond — The presence of a double bond at the substrate’s C4-C5 position affects the reactivity of Δ1-KSTDs to varying extent, depending on the enzyme. Most 3-ketosteroids that are converted by Δ1- KSTDs have this double bond. For some Δ1-KSTDs this double bond is even require
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Typical examples of CO utilization and reduction technologie
2021-06-15
Typical examples of CO2 utilization and reduction technologies are catalytic reduction of CO2 to C1 compounds such as CO, formic acid, methanol and so on [[3], [4], [5], [6], [7], [8], [9], [10]], and catalytic organic synthesis using CO2 as a feedstock [[11], [12], [13], [14], [15], [16], [17], [18
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Testosterone is inactivated through hydroxylation
2021-06-15
Testosterone is inactivated through hydroxylation and conjugation pathways [3], [4]. 6β-Hydroxylation is the main pathway among testosterone hydroxylation processes in the liver microsome. Testosterone 6β-hydroxylation is mainly catalyzed by cytochrome P450 3A (CYP3A) [5], [6], which is expressed in
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