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Cryoprotectant equilibration and the response to ice
2020-04-22
Cryoprotectant equilibration and the response to ice concentrated media are the two facets of cellular cryobiological protocols most commonly covered by mathematical modeling. In these models, maprotiline synthesis are typically assumed to have uniform, spatially independent extracellular concentra
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Assessment of the activity of native and denatured TAT
2020-04-22
Assessment of the activity of native and denatured TAT-CPG2 after penetration suggests that TAT-CPG2 has been successfully delivered into the cells, and the transduced enzyme is functional inside the cells. The enzyme activity of both native and denatured TAT-fusion proteins in the cultured HepG2 Ke
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Potential break through technology poised to overcome these
2020-04-22
Potential break-through technology poised to overcome these above-mentioned limitations is that of the “substrate mediated enzyme prodrug therapy”, SMEPT (Fig. 1). Learning from the previously established enzyme prodrug therapies (EPT) and specifically the antibody-directed EPT (ADEPT) [12], develop
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br Results br Discussion Many studies have shown
2020-04-22
Results Discussion Many studies have shown that intrinsic properties of the E2 enzyme govern the nature of the Ub modification, including both the multiplicity of the Ub modification and the specific BCTC type in the case of polyubiquitin chains [3], [4], [9], [14]. Whereas previous studies o
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br Conclusion The past few years have
2020-04-22
Conclusion The past few years have witnessed substantial progress in understanding the structural mechanisms of substrate recognition and the reactions catalyzed by the O-GlcNAc-cycling enzymes, but more work remains. In particular, future research will be needed to establish how OGT and OGA inte
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Biochemically the primary function of
2020-04-22
Biochemically, the primary function of PPIP5K2 is 1-kinase-mediated phosphorylation of 5-IP7 to form 1,5-IP8 (Shears, 2018). To a lesser extent, PPIP5K2 also phosphorylates IP6 to produce 1-IP7. Furthermore, PPIP5K2 has been shown to catalyze a reverse reaction, that is, dephosphorylation of 1,5-IP8
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br EBI structure and expression
2020-04-22
EBI2 structure and expression The gene encoding EBI2 was originally identified together with EBI1 (CCR7) as the most highly upregulated gene in Epstein–Barr virus-infected Burkitt\'s lymphoma cells [18]. EBI2 belongs to the rhodopsin-like subfamily of seven transmembrane GPCRs [19]. Although it i
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br Advantages of modified proteins
2020-04-20
Advantages of modified proteins over unmodified ones In contrast to small-molecule drugs, proteins are readily amenable to site-specific alterations through genetic engineering. In principle, therefore, it is possible to build in features that allow them to remain active for longer in the body an
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In patients with CTEPH ET
2020-04-20
In patients with CTEPH, ET-1 levels are raised and have been shown to fall after PEA surgery [24]. After an acute pulmonary embolism there is obstruction of the pulmonary chemical m australia by acute thrombus and elevated levels of ET-1 [28], [30]. Elevated levels of ET-1 have also been observed i
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As a transcription factor HOXA regulates multiple target
2020-04-20
As a transcription factor, HOXA9 regulates multiple target genes related to cell growth, including BRCA1 [34], BCL-2 [35], c-MYB [36], IGF1 [37], PIM1 [38] and so on. In addition, HOXA9 is a member of both activating and repressive transcriptional regulatory complexes, along with cofactor and collab
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br Results br Discussion PKR is
2020-04-20
Results Discussion PKR is activated by viral dsRNA and exerts its antiviral effect through phosphorylation of eIF2a. Because eIF2a phosphorylation leads to attenuation of protein synthesis, many viruses have evolved mechanisms to block or suppress PKR activation. Some viruses use alternative t
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We then undertook computational studies that suggest
2020-04-20
We then undertook computational studies that suggest the cyanobacterial ALDH (and planctomyces ALDH) represent the evolutionary ancestor of human and other eukaryotic ALDH1/2 given that cfALDH contains signature residues matching both the human proteins throughout the surface of the protein and the
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Collagen compaction and alignment are generated by cell medi
2020-04-20
Collagen compaction and alignment are generated by cell-mediated contractile forces (Stopak and Harris, 1982). The transmission of actomyosin forces to collagen has been mainly attributed to integrins and the activation of the Rho-ROCK pathway (Clark et al., 2007, Kural and Billiar, 2013, Provenzano
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br Introduction Hematopoietic stem cells and leukemic stem
2020-04-20
Introduction Hematopoietic stem topotecan and leukemic stem cells (HSCs and LSCs, respectively) both have a capacity of self-renewal. Whereas HSCs give rise to all blood lineages during lifetime hematopoiesis, LSCs are responsible for the initiation and propagation of leukemia, as well as drug r
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Nrf and HO are key factors in the regulation of
2020-04-20
Nrf2 and HO-1 are key factors in the regulation of oxidative stress in the body. Research has shown that KLF2 can activate Nrf2 and HO-1 [14]. To investigate the mechanisms by which KLF2 regulates eNOS uncoupling and oxidative stress, Nrf2 was inhibited or HO-1 was knocked down in KLF2 overexpressin
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