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1,914 Result(s)
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Article
Production of human insulin in anE. coli system with Met-Lys-human proinsulin as the expressed precursor
The construction of a gene encoding Lys-human proinsulin, its direct expression inE. coli, and the simple purification procedure are described here. The temperature inducible promotor was employed for induction i...
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Article
Raman Studies on Potential substrate Materials of Sr(Al1/2Ta1/2)O3 and Sr(Al1/2Nb1/2)O3 For HTSC
Complex oxide perovskites, namely strontium aluminum tantalum oxide (SAT) and strontium aluminum niobium oxide (SAN) were recently investigated to be potential substrate materials for HTSC films in microwave a...
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Article
Glomus tumours of the hand and foot
Between 1982 and 1991 we treated 48 patients with a glomus tumour in the hand or foot. There were 42 women and 6 men, aged between 14 and 61 years. Forty-five tumours were in the subungual region and 41 were ...
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Article
Polyethylene glycol improves the purification of recombinant human tumor necrosis factor during ion exchange chromatography
Poly(ethylene glycol) (PEG) – either PEG 200, 600 or 4000 – when added to the buffer and feed solution gave nearly one-fold increase in the purification and about 100% recovery of recombinant human tumor necro...
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Article
Atellitic thermal infrared brightness temperature anomaly image—short-term and impending earthquake precursors
Mechanism of satellitic thermo-infrared brightness temperature and temperature increaming is studied. Experiments are made with a gas sample taken around the epicenter area. The gas ample is pmved to contain g...
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Article
Studies of the energy release of mitochondria from sporophyte cytoplasmic male sterile rice by differential scanning calorimetry
The differential scanning calorimetric (DSC) curves of the mitochondria isolated from two varieties of sporophyte cytoplasmic male sterile and their fertile lines of Yie Bai and Ma **e type rice have been dete...
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Article
An investigation on microstructures and refining performances of newly developed Al-Ti-C grain refining master alloys
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Article
Improved paclitaxel accumulation in cell suspension cultures of Taxus chinensis by brassinolide
When brassinolide was added at 17 ng l−1 to Taxus chinensis cell suspension cultures, the paclitaxel content was increased by over 100% to 580 μg g−1 dry weight. Brassinolide may therefore be a novel regulator of...
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Article
Separation of isoquinoline alkaloids and saponins by microemulsion electrokinetic chromatography with anionic and cationic surfactants
Isoquinoline alkaloids and saponins are natural products with significant pharmacological effects. Because of the extreme similarity and diversity of their structures, separation of these compounds by capillar...
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Article
Expression of bax in lung cancer cell apoptosis induced by peroxisome proliferator-activated receptor-γ agonists
To discuss the relationship between Bax expression level and lung cancer cell apoptosis induced by peroxisome proliferator-activated receptor-γ (PPAR-γ) agonists.
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Article
ULF electric and magnetic anomalies accompanying the cracking of rock sample
The anomalies of electric-magnetic field and self-potential before earthquakes are important precursory phenomena. A simulating experiment study on the variations in ultra-low frequency (ULF) magnetic field an...
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Article
Numerical Simulation of Synoptic Condition on a Severe Sand Dust Storm
By using observational data and MM5, an observational analysisand numerical study was conducted on the synoptic condition of a severe dust storm that was caused by a Mongolian cyclone whichoccurred from 6 to 8...
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Article
Improvement of phenylethanoid glycosides production by a fungal elicitor in cell suspension culture of Cistanche deserticola
When, on the 15th day of growth, an elicitor from Fusarium solani was added at 40 mg l−1 to Cistanche deserticola cell suspension cultures, the contents of echinacoside, acteoside and total phenylethanoid glycosi...
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Article
Effect of acupuncture on uncoupling protein 1 gene expression for brown adipose tissue of obese rats
Objective; To explore the effects of acupuncture on the expression of uncoupling protein 1 (UCP1) gene of brown adipose tissue (BAT) in obese rats.Methods: The expression of UCP1 gene of BAT was ...
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Chapter and Conference Paper
Characterization of the Interferon Alpha Response Against HCV in Hepatoma Cells
More than 170 million people worldwide are persistently infected with hepatitis C virus (HCV) and an estimated 70% of them suffer from variable and severe liver disease. Combination therapy with interferon alp...
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Article
Study on relationship between deep and shallow structures along north boundary fault of Yanqing-Fanshan basin
Based on the results of surface geology, shallow and deep seismic survey, features of micro-earthquake activity along the north boundary fault of Yanqing-Fanshan sub-basin and their relationship with the surfa...
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Article
Cloning and GST-fused expression inE. coli of mouse β-1,4-galactosyltransferase
β-1,4-galactosyltransferase (β4Gal-T) (EC 2.4.1.38) plays a multifunctional role in many aspects of normal cell physiology. By now, several dozens of β4Gal-T genes have been cloned, separated from mouse, chick...
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Article
Characterization of Function of Three Domains in Dishevelled-1: DEP Domain is Responsible for Membrane Translocation of Dishevelled-1
Wnt signaling plays an important role in embryogenesis and tumorgenesis. Although the mechanism about how Wnts transduce their signaling from receptor frizzled (Fz) to cytosol has not been understood, dishevel...
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Chapter and Conference Paper
Poster Summaries
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Protocol
Sensitive Detection of SARS Coronavirus RNA by a Novel Asymmetric Multiplex Nested RT-PCR Amplification Coupled With Oligonucleotide Microarray Hybridization
We have developed a sensitive method for the detection of specific genes simultaneously. First, DNA was amplified by a novel asymmetric multiplex PCR with universal primer(s). Second, the 6-carboxytetramethylr...