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Article
Source of a floating dust episode over the Qingdao region and dust throughput to the ocean
A floating dust weather happened on March 11–12, 1995 over the Qingdao region. Its source’s and throughput to the ocean were studied. The result indicated that the floating dust was caused by the dust storm th...
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Article
Specific myeloprotection via multidrug resistance 1 gene controlled by aminopeptidase N myeloid promoter
In the treatment of tumor patients introduction of multidrug resistance genes into hematopoietic cells has been reported as an approach for reducing myelotoxicity created by antitumor drugs. However, the nonsp...
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Article
Jasmonate and salicylate induce expression of herbivore cytochrome P450 genes
Jasmonate and salicylate are plant-produced signals that activate plant defence genes after herbivory1,2,3 or pathogen4 attack. Amplification of these signals, evoked by either enemy attack or experimental manipu...
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Article
Geological records of marine environmental changes in the southern Okinawa Trough
Indexes of sediment grain size, sedimentation rates, geochemical composition, heavy minerals, benthic foraminiferal fauna, indicator species of the Kuroshio Current, paleo-SST and carbonate dissolution of core...
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Article
Inhibitory effect of the adenovirus type 5 E1A protein expressed in the yeast system on the human tumor cell growth
Adenovirus 5 type E1A as a tumor suppressor gene can inhibit tumor growth and enhance the sensitivity of chemotherapy and radiotherapy. E1A have the ability to integrate into the host genome, resulting in long-ti...
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Article
Inhibitory effect of a modified adenovirus type 5E1A gene on the NF-κB activity in porcine aortic endothelial cells induced by TNF-α
The transcription factor nuclear factor κB (NF-κB) plays a key role in the delayed xenograft rejection (DXR). One of the important objects in the field is how to inhibit the NF-κB activity at optimal level. Th...
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Article
Recent 2000-year geological records of mud in the inner shelf of the East China Sea and their climatic implications
AMS14C dating and grain-size analysis for Core DD2, located at the north of the Yangtze River-derived mud off the Zhejiang-Fujian coasts in the inner shelf of the East China Sea, provide us a high-resolution grai...
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Article
Preservation of black carbon in the shelf sediments of the East China Sea
Concentrations and carbon isotopic (14C, 13C) compositions of black carbon (BC) were measured for three sediment cores collected from the Changjiang River estuary and the shelf of the East China Sea. BC concentra...
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Article
Geochemical character and material source of sediments in the eastern Philippine Sea
Based upon analyses of grain-size, rare earth element (REE) compositions, elemental occurrence phases of REE, and U-series isotopic dating, the sediment characteristics and material sources of the study area w...
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Article
High pressure effects on the crystal structure and electric conductivity of perovskite like (Ca/Sr)2CuO2Cl2 compounds
The crystal structure stability as well as electric conductance of (Sr/Ca)2CuO2Cl2 compound with K2NiF4 structure was investigated up to 31 GPa using diamond anvil technique. It seems that (Sr/Ca)2CuO2Cl2 is quit...
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Article
Damage assessment for buried structures against internal blast load
The soil-structure interaction (SSI) decoupling is applied to simplify buried structure against internal blast load as spring effect. Shear failure, bending failure and combined failure modes are considered ba...
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Article
Blast protection shelter by using hollow steel filled with recycled concrete
Under extreme loading condition, a shelter will provide a safe place to protect people from injury caused by blast wave and fragments. In order to save resource and reuse waste materials, a new design concept ...
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Article
Sedimentation rates and provenance analysis in the Southwestern Okinawa Trough since the mid-Holocene
As a high-sedimentation rate depocenter along the path of the Kuroshio Current, the southwesternmost part of the Okinawa Trough is a key area to understand the Kuroshio history and sediments transportation. A ...
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Article
Open AccessStable structure of Zr49Cu44Al7 metallic glass matrix composite with CuZr phase under high pressure up to 40.8 GPa
Ternary Zr49Cu44Al7 metallic glass matrix composite rods with CuZr nano-phase, exhibiting an elastic strain of 1.6% and a high strength of 1.78 GPa, have been manufactured. The structural evaluation of the ternar...
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Article
Open AccessSediment provenance and evolution of the East Asian winter monsoon since 700 ka recorded by major elements in the West Philippine Sea
To synthetically realize the character of major-element compositions as well as its significance for provenance and paleoenvironment recorded in core sediments of the West Philippine Sea over the last 700 ka, ...
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Article
Open AccessDifferential effects of an exotic plant virus on its two closely related vectors
Concurrent spread of Tomato yellow leaf curl virus (TYLCV) with invasion of Bemisia tabaci Q rather than B in China suggests a more mutualistic relationship between TYLCV and Q than B. To assess this hypothesis, ...
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Article
Open AccessTowards larger spatiotemporal scales in polymer simulations
Molecular dynamics simulations are useful tools to unveil molecular mechanisms of polymer phase separation, self-assembly, adsorption, and so on. Due to large molecular size and slow relaxation of the polymer ...
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Article
Open AccessQuantitative Analysis of Fitness Costs Associated with the Development of Resistance to the Bt Toxin Cry1Ac in Helicoverpa armigera
Transgenic Bacillus thuringiensis (Bt) crops play an increasing role in pest control and resistance management is a major issue in large-scale cultivation of Bt crops. The fitness cost of resistance in targeted p...
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Article
Open AccessMis-splicing of the ABCC2 gene linked with Bt toxin resistance in Helicoverpa armigera
Toxins from the bacterium Bacillus thuringiensis (Bt) are used widely for insect control in sprays and transgenic plants, but their efficacy is reduced when pests evolve resistance. Previous work showed that muta...
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Article
Open AccessCommon and unique cis-acting elements mediate xanthotoxin and flavone induction of the generalist P450 CYP321A1
How polyphagous herbivores up-regulate their counterdefense genes in response to a broad range of structurally different allelochemicals remains largely unknown. To test whether this is accomplished by having ...