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887 Result(s)
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Article
Crystal growth, structure and properties of bismuth triborate BiB3O6 crystal
BiB3O6 (BIBO) single crystals with size of 46×23×10 mm3 and weight of 26.0 g have been successfully grown by top-seeded method. Problems encountered in the growth process of this crystal have been discussed in de...
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Article
High-velocity gas associated ultracompact HII regions
We present the results of a survey for high-velocity12CO (1-0) emission associated H2O masers and ultracompact (UC) HII regions. The aim is to investigate the relationship between H2O masers, CO high-velocity gas...
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Article
The basis of T-cell-mediated immunity to chronic myelogenous leukemia
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Article
Validation of Cdc68p as a novel antifungal target
Candida albicans is the main cause of systemic fungal infections for which there is an urgent need for novel antifungal drugs. The CP (Cdc68p-Pob3p) complex, which is involved in transcription elongation, was ev...
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Article
Study on the interaction between NDVI profile and the growing status of crops
Daily and ten-day Normalized Difference Vegetation Index (NDVI) of crops were retrieved from meteorological satellite NOAA AVHRR images. The temporal variations of the NDVI were analyzed during the whole growing ...
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Article
Monitoring technique for seepage line of tailings dam
An automatic monitoring technique of the seepage line, including the monitoring design, the automatic monitoring system and the backfill technique of the measuring probe of pore-water pressure, was used in a t...
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Article
Relationships of endogenous plant hormones to accumulation of grain protein and starch in winter wheat under different post-anthesis soil water statusses
Accumulation of protein and starch in grain is a key process determining grain yield and quality in wheat. Under drought or waterlogging, endogenous plant hormone levels will change and may have an impact on t...
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Article
Activities of key enzymes for starch synthesis in relation to growth of superior and inferior grains on winter wheat (Triticum aestivum L.) spike
Weight of individual grains is a major yield component in wheat. The non-uniform distribution of single grain weight on a wheat spike is assumed to be closely associated with starch synthesis in grains. The pr...
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Article
Direct observation of the clockwise light-driven rotation of F0F1-ATP synthase complex
The purified thermophilic bacterium PS3 F1β10 ×His-tag is inserted into the F0F1-ATP synthases of chromatophores isolated from photosynthetic bacteria Rhodospirillum rubrum. The studies of biochemical properties ...
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Article
Effects of exogenous ABA and cytokinin on leaf photosynthesis and grain protein accumulation in wheat ears cultured in vitro
A detached culture system and steady-state 15N labeling technique were used to study the effects of exogenous ABA and ZR on photosynthetic characteristics, nitrogen remobilization and the activities of key enzyme...
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Article
Berberine is a novel cholesterol-lowering drug working through a unique mechanism distinct from statins
We identify berberine (BBR), a compound isolated from a Chinese herb, as a new cholesterol-lowering drug. Oral administration of BBR in 32 hypercholesterolemic patients for 3 months reduced serum cholesterol b...
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Article
Distortion product otoacoustic emissions in term infants after hypoxia-ischaemia
Distortion product otoacoustic emissions (DPOAEs) were recorded in 46 term infants who suffered perinatal hypoxia-ischaemia to identify which frequencies in the cochlear audiogram are susceptible to perinatal ...
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Article
Open AccessFingerprint Reference-Point Detection
A robust fingerprint recognition algorithm should tolerate the rotation and translation of the fingerprint image. One popular solution is to consistently detect a unique reference point and compute a unique re...
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Article
Expression of MAGE-A1 mRNA is associated with gene hypomethylation in hepatocarcinoma cell lines
A correlation between melanoma-associated antigen (MAGE) A1 mRNA expression and genome-wide hypomethylation has been observed in some carcinomas, but this relationship is not known in hepatocarcinoma.
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Article
Synuclein Gamma Inhibits the Mitotic Checkpoint Function and Promotes Chromosomal Instability of Breast Cancer Cells
Aberrant expressions of the neuronal protein synuclein gamma (SNCG) in malignant mammary epithelial cells are strongly associated with the progression of breast cancer. SNCG is not expressed in normal breast t...
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Article
Fractal character of lenticles and its influence on sediment state in tailings dam
The distribution of tailings lenticles reflects the sediment state of tailing dam, and has a great influence on the stability of the dam. In order to disclose the distribution law of tailings lenticles in theo...
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Article
Human low-density lipoprotein receptor gene and its regulation
The low-density lipoprotein (LDL) receptor is a transmembrane glycoprotein that mediates the binding and endocytosis of lipoproteins containing apolipoprotein B and E, especially the cholesterol-rich LDL. Muta...
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Article
Regulation of Starch and Protein Synthesis in Wheat Grains by Feeding Sucrose and Glutamine to Detached Ears Cultured in vitro
Three experiments of in vitro ear culture were conducted to evaluate how the substrates of C (carbon) and N (nitrogen) supply in liquid medium regulate the grain growth and synthesis of protein and starch in two ...
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Article
Long term effect of methylparathion contamination on soil microbial community diversity estimated by 16S rRNA gene cloning
The long-term effects of methylparathion contamination on the diversity of soil microbial community was investigated by a culture-independent approach using small subunit ribosomal RNA (SSU rRNA) gene-based cl...
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Article
Ferroelectric polymeric PVDF films prepared by ultrasonic atomization method
Ferroelectric poly (vinylidene fluoride) (PVDF) films were prepared by ultrasonic atomization. Various thickness and surface morphology of PVDF films were obtained by changing the frequency of an ultrasonic at...