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916 Result(s)
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Article
Changes in ultraweak luminescence from living fish induced by three chemicals
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Article
Application of remote sensing technique to the investigation on reed resources of Bosten Lake
It is efficient and reliable to investigate the reed resources of Bosten Lake in **njiang, characterized by complicated types of reed land and very different reed growth using colour infrared aerial photos, La...
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Article
Influence of rain and sulphur dioxide on low level chemiluminescence from leaf of Populus tomentosa
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Article
Investigation of tumorigenic effect on ultraweak luminescence from nude mouse for animal model
With nude mouse for animal model, this paper has investigated its whole body luminescence after or before it was inoculated with tumor, and the relationship between tumorigenesis and the luminescence, then, st...
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Article
Thermal properties and morphology of crystal in nylon 1010 formed isothermally at melting peak temperature
Thermal properties and morphology of crystal in NYLON 1010 formed isothermally at melting peak temperature were studied by using DSC, TEM and ED. It turns out that the crystal on the time scale of the DSC expe...
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Article
Dynamic changes of ITO cells in experimental liver cirrhosis of rat
That Ito cells in rat liver express desmin was confirmed by immunohistochemical technique. Consequently, changes of desmin- positive cells, lysozyme- positive cells and fibronectin were further studied in expe...
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Article
The introduction ofCornus stolonifera and its propagation techniques
Cornus stolonifera is a ornamental tree species which was introdced to China in 1982. During the period of ten-year experiment a complete and systematic study on its botanical features, biologica...
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Article
SO2-lnduced change of spectrum in low-level chemiluminescence from leaf of Populus tomentosa
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Article
A primary study of the correlastions between human leukocyte antigen (HLA) and osteosarcoma
Objective: To study the correlations between human leukocyte antigen (HLA) and osteosarcoma in Chinese Han nationality. Methods: The frequencies of HLA-A, B, DR, DQ locus antigens were tested in a group of 25 ...
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Article
Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry for polymer analysis: solvent effect in sample preparation
The success of matrix-assisted laser desorption ionization time-of-flight (MALDI-TOF) mass spectrometry for the characterization of polymer structures and for the determination of average molecular weights and...
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Article
Observations of nonlinear oscillation phenomena in metallic solids
A great number ofin situ observations proved that at normal temperature and pressure there exists a nonlinear oscillation phenomenon in the solid alloys. This kind of oscillation phenomenon exhibits fluid-like ch...
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Article
Inhibition of metastasis to lung of a human nasopharyngeal carcinoma cell line CNE- 2L2 transfected with pRc/ CMV-antisense 6A8 cDNA in nude mice
The growth of CNE-2L2 cell, a cloned line of human nasopharyngeal carcinoma with a high potentiality of metastasis to lung was inhibited to a certain extent after transfection with a recombinant antisense expr...
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Chapter
Lipopeptide preparation and analysis
Lipophilic peptides and proteins present specific problems during preparation and analysis which require the use of modified methodology. This chapter discusses some of the methods that have been employed in t...
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Chapter and Conference Paper
Agent-Mediated Language-Learning Environment Based on Communicative Gaps
This paper focuses on the problem of language transfer in foreign language learning. The transfer caused by the difference between learner’s mother language and target language, often leads a communicative gap. T...
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Article
High-temperature Thermoelectric Properties of the Ca1-xBixMnO3 System
Polycrystalline samples of Ca1-xBixMnO3 (0.02 ≤ x ≤ 0.20) were studied by means of x-ray diffraction, electrical resistivity (ρ), thermoelectric power (S), and thermal conductivity (κ) at high temperature. Bi dop...
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Article
Chemical synthesis and characterization of Cu doped ZnS nano-powder
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Article
Trisecting a parallelogram
It has been proved that if a rectangle is dissected into three congruent pieces, then those pieces must themselves be rectangles. In the present paper this result is generalized to the case of parallelogram.
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Article
Abundance gradients in the galactic disk
The relationship between abundances and orbital parameters for 235 F- and G-type intermediate- and low- mass stars in the Galaxy is analyzed. We found that there are abundance gradients in the thin disk in bot...
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Article
Approach to synthesis and structure of chiral multi-functionalized organophosphorus derivatives
The diastereomerically pure organophosphorus derivatives containing multiple chiral centers 5 and 5′ were obtained, respectively, in 62%–84% yields with ≥98% de (diastereomeric excess) via asymmetric reaction ...
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Article
Simple and sensitive assay for nucleic acids by use of the resonance light-scattering technique with copper phthalocyanine tetrasulfonic acid in the presence of cetyltrimethylammonium bromide
On the basis of enhancement of resonance light scattering (RLS) of copper phthalocyanine tetrasulfonic acid (CuTSPc) by nucleic acids and cetyltrimethylammonium bromide (CTMAB) under suitable conditions, a new...