Amplified fragment length polymorphisms (AFLP) technique was used to analyze the fingerprint- ing of four successive gen......

<正> In order to see whether a different lactic dehydrogenase (LDH) isoenzyme pattern could be found in T and B lymphocy......

The extraction behavior of Ln(Ⅲ) (Ln=Nd, Sm, Tb and Yb) with trioctylphosphine oxide (TOPO) in molten paraffin wax has ......

[Objective]To analyze the content of reducing sugar and total sugar in the fruits of Capparis spinosa L. [Method]3,5-din......

In July and August when the summer heat is at its most oppres-In July and August when the summer heat is at its most opp......

As potassium bichromate can be reduced by 4-methysalicylic acid to chromium(III) which enhance the CL intensity of lumin......

A sensitive,simple and low-cost method based on capillary electrophoresis(CE) with electrochemical(EC) detection at a ca......

This paper describes the fabrication,characterization and properties of a novel hybrid poly(ethylene glycol)(PEG) based ......

A rapid,sensitive,selective and reliable strip assay based on DNA-functionalized gold nanoparticles for Hg~(2+) detectio......

The determination method of L-phenylalanine(LPA) by fluorescence quenching was developed.The assay was based on the comb......

[Objective] To determine the content of six metal elements like Ca,Mg,Fe,Zn,Cu and Mn in M.officinalis leaves.[Method] D......

[Objective] The aim was to select a resin suitable for the purification of total saponins in FRUCTUS TRIBULI from the 10......

In order to recognize the impact of aqueous medium on gas yields and the kinetic behaviors of hydrogen isotope fractiona......

Crystal growth of calcium carbonate in biological simulation was investigated via egg white protein with different volum......

[Objective]To optimize the ultrasonic technology extraction of polysaccharides from RHIZOMA PHRAGMITIS. [Method]The effe......

Antibacterial peptides mixture purified from Ovotransferrin by pepsin digest was used as the raw material. Peptide secti......

Ball in cage structures of cobalt sulfide have been successfully prepared by a facile one-pot hydrothermal synthesis app......

Effects of Cr addition on magnetic and corrosion properties of LaFe11.5-xCrxSi1.5 (x=0.1, 0.3, 0.4) magnetic refrigerant......

The adhesion between two parallel solid surfaces is of great interest with the rapid development of micro-nano devices a......

Oxidative desulfurization (ODS) of Azeri crude oil was studied under the electric field.By means of orthogonal experimen......

In this study,the electrochemiluminescent(ECL) behavior of Nickel(Ⅱ) tetrasulfophthalocyanine(NiTSPc)/H_2O_2 on a heate......

Lacosamide was prepared by chemical method coupled with enzymatic method. N-Acetyl-D, L-3-methoxy-alanine, derived from ......

Asymmetric reduction ofα-hydroxy aromatic ketones was carried out by using carrot enzymes system,yielding corresponding......

The reduction of diphenylacetylene with lithium naphthalenide produced two kinds of intermediates,1 or 2,depending on th......

[Objective]To confirm the optimum extraction technology of essential oils from Glechoma longituba ( Nakai) Kupr on a pre......

A novel Pd-catalyzed tandem reaction involving hydroalkynylation,isomerization.Diels-Alder cycloaddition and aromatizati......

[Objectives] To explore a new method of ultrasound-assisted extraction of selfheal pigment as well as pigment stability.......

[Objectives] To optimize the extraction process of Herba Lycopi polysaccharide by cellulase,and study its antioxidant ac......

A new chelating resin (CPS-DMA-SABA) was synthesized with the chloromethylated cross-linked polystyrene porous beads (CP......

The determination of allocable water is one of the most important stages during the process of formulating water allocat......

Effect of impurity phase(α-Fe phase and La-rich phase) on corrosion resistance and magnetic entropy change of LaFe_(11.......

A new compound,3,5-dihydroxy-N’-(4-nitrobenzylidene)benzohydrazide(Ⅰ),has been synthesized and characterized by single......

A novel ionic liquid type saponification processing based on quaternary phosphonium type bifunctional IL was developed f......

The influences of cement type, cement content, and curing time on the unconfined compression strength(UCS) of soil-cemen......

基于OH自由基的强氧化性(2.8V)及脉冲放电等离子体(pulsed discharge plasma,PDP)与活性炭(activated carbon,AC)联合体系的协同作......

The effects of CO2 pressure, temperature and concentration on asphaltene precipitation induced by CO2 were studied using......

The tropomyosin fraction of shrimp proteins is potentially responsible for allergic reaction in individuals with genetic......

In this study,with Saccharomyces cerevisiae as the experimental material,microwave-assisted technology,phenol-sulfuric a......

A series of poly(S-(o-nitrobenzyl)-L,D-cysteine) polypeptides with different chirality was synthesized and their molecul......

忘掉廉价的肥肉、甘蔗或菜籽油吧,西瓜有望在未来成为生物燃料的来源。科学家们发现,水果中含有大量糖分,可直接用于提炼酒精,从而......

Chitosan(CS)nanofibers containing silver nanoparticles(AgNPs)were prepared by in-situ reducing method.A water soluble ca......

Objective To observe the change of stanniocalcin 1(STC1) and calcium content in brain of coal-burning-borne fluorosis ra......

Six kinds of cxtracts drawn from Ajuga multiflora and .A. multliflora var. brevispicala and A. multiflora var.serotina......

Among the 116 actinomycetes collected from marine sediments of the Yellow Sea,56 grew slowly and appeared after 2?3 week......

The process of mixed rare earth metal (REM) conversion coating on aluminum alloy LY12 (2024) is introduced in this paper......

Optically active σ-symmetric (1, 2: 4, 5)-diepoxypentane equiv-alent (10) has been synthesized in eight steps with mod......

A considerable quantity of Formosan Citronella oil had been distilledin the laboratory of the former Takasago Perfume C......

1,3-Dialkyl-5-fluorouracil compounds and polymers containing 5-fluorouracil in the main chain were synthesized by the r......

In the present paper we wish to report a ring scission reaction of2-alkyl-3-chlorotetrahy-dropyrans(1)by fresh magnesiu......

Several lanthanide chelates of the fluorochloroalkyl β-diketones Ln(CF_2ClCOCHCOR)_3·nH_2O were prepared (2,Ln=Eu;2a,......