نتایج جستجو برای: rna protecting role

تعداد نتایج: 1482019  

Journal: :Collegium antropologicum 2012
Maja Ortner Hadziabdić Velimir Bozikov Eva Pavić Zeljko Romić

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...

Journal: :Acta medica Okayama 1991
T Ohmori K Takamoto M Ogata

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...

2005
Heather L. Van Epps

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 ...

Journal: :Methods in molecular biology 2005
Brian S Sproat

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...

2015
Ekaterina Semenova Konstantin Kuznedelov Kirill A. Datsenko Pierre M. Boudry Ekaterina E. Savitskaya Sofia Medvedeva Natalia Beloglazova Maria Logacheva Alexander F. Yakunin Konstantin Severinov

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...

2015
Lukas Jud Marija Košutić Veronika Schwarz Markus Hartl Christoph Kreutz Klaus Bister Ronald Micura

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...

Journal: :New solutions : a journal of environmental and occupational health policy : NS 2012
Joseph Hughes

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...

Journal: :Genetics and molecular research : GMR 2015
N Gong J H Wu Z S Liang W H Jiang X W Wang

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 ...

Journal: :Molecular biology of the cell 2007
D Thomas Rutkowski Sang-Wook Kang Alan G Goodman Jennifer L Garrison Jack Taunton Michael G Katze Randal J Kaufman Ramanujan S Hegde

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 ...

2014
Michael Kremer Tom Wilkening

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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