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Objective: Preparation and evaluationof long acting levonorgestrel(LNG)-loaded biodegrable microspheresfor contraception......
SEASONAL DISTRIBUTION OF 210PO AND 210PB IN THE CENTRAL OF EQUATOR:CASE OF KUALA SELANGOR RIVER, MAL
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Dissolved organic carbon concentration and its seasonal variation in the Huguangyan Maar Lake of Sou
The dissolved organic carbon(DOC)in the surface water of Huguangyan Maar Lake was continuously monitored based on once p......
Water quality in North Alabama is becoming a critical issue and in order to understand the quality of water in the Flint......
The optical and molecular signatures of DOM under the eutrophication status in a shallow,semi-enclos
We applied stable carbon isotopes,ultraviolet-visible absorption(UV-Vis),fluorescence excitation-emission matrices spect......
Characterization of organic-rich mineral debris revealed by rapid glacier retreat, Indren Glacier, E
In the summer of 2003 and 2004, characterized by a rapid glacier retreat, a stony surface covered by well-structured org......
The bacterial diversity and community composition altered in the oxygen minimum zone of the Tropical
The oxygen minimum zones(OMZs)are globally expanding,yet the variation pattern of microbial communities related to disso......
The distribution and concentration of dissolved oxygen(DO)play important roles in aerobic heterotroph activities and som......
Supersaturation of dissolved gases in natural water,due to spillage from high dams and other factors,may cause fish mort......
Effects of Different Diets on the Dietary Attractability and Selectivity of Chinese Shrimp,Fennerope
Attractabilities of different diets and dietary selectivity of Chinese shrimp, Fenneropenaeus chinensis were studied thr......
Spatio-temporal carbon isotope variation during the Ediacaran period in South China and its impact o
The Ediacaran period is characterized by the extremely negative carbon isotope anomalies and great biotic evolution in E......
The thermal dissolved sulfuration technology is brought forward and performed based on the characteristic of low grade l......
CO2-rich cold springs occur near the active volcanoes at Wudalianchi (五大连池), Northeast China. The springs are rich i......
Preparation of two kinds of superparamagnetic carriers-supported cis-platinum complexes and the comp
The purpose of the research is to ex- plore the effect of different surface modifiers in preparation of magnetic carrier......
AIM: To investigate the effects of nilotinib in a rat model of indomethacin-induced enterocolitis.METHODS: Twenty-one Wi......
AIM: To evaluate the efficacy of the improvedthrombospondin mimetic peptide ABT-898 in a murine model of ulcerative coli......
This study deals with the hydrochemical state and management measures for the intermediate culturepond for Chinese prawn......
<正> The determination of the plasma level of aldosterone is very helpful to the diagnosis of aldosteronism. A radioimmu......
In 1928, Sir Alexander Fleming noted that some common green mould had grown among bacteria which had previously been pl......
<正> The tumor-inducing plasmid (pTi) of Agrobacterium tumefaciens is a most promising vector system in the genetic engi......
A New Synthetic Route to Di-η~5-Cyclopentadienyl Ytterbium(Ⅱ)Tetrafuranate (η~5-C_5H_5)_2Yb(THF)_2 a
In recent years,the organometallic ehemistry of the lanthanide metals in low oxidation states has beenactively investiga......
The present paper covers seven rare earth-containing tungstosilicate heteropoly complexesLnHSiW_(12)O_(40)·xH_2O with ......
AN INVESTIGATION ON THE MATHEMATICAL MODEL OF ELECTRODE DIFFUSION PROCESS IN THE DETERMINATION OF DI
The mathematical model of diffusion process in polarographic determination of dissolved oxygen hasbeen thoroughly studi......
Because the estuary acts as either a trap or a source or both for nutrient elements and will modify greatly the riverine......
In a survey on the Yellow Sea and the East China Sea on August 20-30 of 1999, we found a hypoxic zone (<2 mg/L) of 13700......
推迟的粒子材料( SPM )的集中，溶解硅酸盐(数位化系统介面)，源於生物的硅石( BSi )， phytoliths (种生产硅质的显微镜的结构)，并且另外......
Biostability in distribution systems in one city in southern China: Characteristics, modeling and co
This study investigated the bacterial regrowth in drinking water distribution systems receiving finished water from an a......
Towards the objective of improving the gas dispersion performance,the dislocated-blade Rushton impeller was applied to t......
A new alternative approach for investigating acidization dissolution front propagation in fluid-satu
The natural phenomenon associated with the chemical dissolution of dissolvable minerals of rocks can be employed to deve......
Preparation of Red Component in Secondary Metabolites of Recombinant Hansenula anomala N6076 and Its
[Objective] This study aimed to investigate the preparation of red component in secondary metabolites of recombinant Han......
An environmentally benign and highly efficient biomimetic approach for the synthesis of N,N′-diarylsubstituted formamid......
A New Biselector Chiral Stationary Phase Derived from Tartaric Acid and Its Enantioseparation Evalua
Two chiral selectors were synthesized from tartaric acid. The selectors were simultaneously immobilized on 3-aminopropyl......
Simultaneous analysis of Cu and Pb as ABEDTA complexes in Rhizoma coptidis by capillary electrophore
A novel capillary electrophoresis method for simultaneous determination of Cu and Pb has been developed in this paper.Cu......
Auto-catalysts were the largest consumers of platinum group metals and the most important secondary resources, recovery ......
Synthesis, Crystal Structure and Antitumor Activity of 6,7,8-Trimethoxy-1-(4-methoxy-3-nitrophenyl)-
A novel class of 3,4-dihydroisoquinolines (7a～e) was designed, synthesized and characterized by IR, NMR and ESI-MS. The c......
A novel unsymmetrical squaramide-linked squaraine dye(SQ) has been synthesized through squaramide 3 and semisquaraine 6.......
Five new diacid amides of di-cholesteryl L-glycinates were designed and prepared.The compounds with linkers containing 0......
The chiral compound 5H-imidazol[2,3-b]isoquinoline-1-ethanol-5-one-1,2, 3, 10b-tetrahydro- β(S)-phenyl-3(S)-phenyl was ......
With industrial kraft lignin as precursors, the transformer oil as dispersive phase, addin sodium dodecyl sulfate as dis......
Extraction Technology of Total Alkaloids from RADIX ACONITI LATERALIS PREPARATA by the Uniform Desig
[Objective] To screen the optimal extraction technology of total alkaloids from RADIX ACONITI LATERALIS PREPARATA,so as ......
The distributions of nicotinic acid (NA) between water and trialkylamine (N235) dissolved in n-octanol was studied. The ......
The dissolution kinetics of vanadium trioxide in sulphuric acid-oxygen medium was examined. It was determined that the c......
Facile synthesis of hypercrosslinked resin via photochlorination of p-xylene and succedent alkylatio
A combination of photochlorination of p-xylene and succedent Friedel-Crafts alkylation polymerization was firstly used i......
A facile synthetic route of 5-formylporphyrin(2) has been developed.Using pyrrole and pivaldehyde as the starting materi......
Influence of Gd_2O_3 and Yb_2O_3 Co-doping on Phase Stability,Thermo-physical Properties and Sinteri
The role of multicomponent rare earth oxides in phase stability, thermophysical properties and sintering for ZrO2-based ......
Crown ether-appended Fe(Ⅲ) porphyrin:Synthesis,characterization and catalytic oxidation of cyclohexe
A new crown ether appended Fe(Ⅲ) porphyrin complex was prepared by sulfuryl chloride appended benzo-15-crown-5 to the m......
Synthesis of biodegradable poly (methylparaben/glycine ethyl ester) phosphazene and further research
Polydichlorophosphazene(PDCP)was synthesized from PCl5 and NH4Cl via a one-pot approach,and then further reacted with gl......
A MoO3-TiO2 nanocrystalline composite material was prepared by a simple solgel method.The synthesized material was chara......
Separation of Eu(Ⅲ) with supported dispersion liquid membrane system containing D2EHPA as carrier an
The Eu(III) separation in supported dispersion liquid membrane (SDLM),with polyvinylidene fluoride membrane (PVDF) as th......
