نتایج جستجو برای: rna protecting role
تعداد نتایج: 1482019 فیلتر نتایج به سال:
Recent meta-analysis shows that adherence to a Mediterranean diet (MD) can significantly decrease the risk of overall mortality, mortality from cardiovascular diseases, as well as incidence of mortality from cancer, and incidence of Parkinson's and Alzheimer's disease. All of these diseases could be linked to oxidative stress (OS) as antioxidative effect of MD is getting more attention nowadays...
Some mechanisms to reduce methemoglobin (metHb) formation for the maintenance of normal oxygen transport have been proposed. To study the role of catalase (EC 1.11.1.6), metHb formation in the hemolysate of normal and Japanese acatalasemic human subjects were examined spectrophotometrically. Significantly increased level of metHb was induced by potassium ferrocyanide in the hemolysate of acatal...
The yellow fever vaccine has already been used with great success to create vaccines against yellow fever’s close relatives, the RNA-based flaviviruses. Recent successes with other yellow fever– based vaccines, combined with increased interest in the basic immunology of the virus, provide new hope that this nearly century-old vaccine vector may provide the basis for protecting against not just ...
This chapter enables the reader to carry out the solid-phase synthesis of ribonucleic acid (RNA) using beta-cyanoethyl phosphoramidite chemistry combined with tert-butyldimethylsilyl protection of the ribose 2'-hydroxyl group. Phosphoramidite monomers are activated with 5-benzylmercapto-1H-tetrazole enabling fast and highly efficient coupling to the 5'-hydroxyl group of the support-bound oligon...
CRISPR-Cas are small RNA-based adaptive prokaryotic immunity systems protecting cells from foreign DNA or RNA. Type I CRISPR-Cas systems are composed of a multiprotein complex (Cascade) that, when bound to CRISPR RNA (crRNA), can recognize double-stranded DNA targets and recruit the Cas3 nuclease to destroy target-containing DNA. In the Escherichia coli type I-E CRISPR-Cas system, crRNAs are ge...
The 2'-trifluoromethylthio (2'-SCF3 ) modification endows ribonucleic acids with exceptional properties and has attracted considerable interest as a reporter group for NMR spectroscopic applications. However, only modified pyrimidine nucleosides have been generated so far. Here, the syntheses of 2'-SCF3 adenosine and guanosine phosphoramidites of which the latter was obtained in highly efficien...
The training of workers plays a critical role in the prevention of injury and disease in the workplace. The important role of worker training and education in prevention programs is recognized in numerous OSHA substance-specific regulations such as those for asbestos, lead, arsenic, and cotton dust, as well as in several process-specific standards, such as those for respiratory protection, lock...
We determined whether salubrinal can protect cardio-myocytes from doxorubicin-induced apoptosis and explored the related mechanisms to provide experimental evidence for exploring novel drug candidates to decrease cardiac toxicity. Neonatal rat cardiomyocytes were isolated, cultured in vitro, and pretreated with salubrinal (10, 20, or 40 μM) to observe their response to doxorubicin-induced cell ...
The preemptive quality control (pQC) pathway protects cells from acute endoplasmic reticulum (ER) stress by attenuating translocation of nascent proteins despite their targeting to translocons at the ER membrane. Here, we investigate the hypothesis that the DnaJ protein p58(IPK) plays an essential role in this process via HSP70 recruitment to the cytosolic face of translocons for extraction of ...
140 countries have adopted bans on exports of antiquities, in part because these are seen as needed to protect cultural heritage for future generations. However, if enforcement is imperfect, export bans may be counterproductive, spurring the growth of a black market trade which can damage objects and obscure the archaeological record. We argue that allowing fixed-duration, long-term leases of a...
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