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When 5 mol% of 1a was used to catalyze the reaction at 0℃to room temperature, the aldol products were obtained with up to 96% ee, which were comparable to the effect with 30 mol% of L-proline as catalyst.

在0℃～室温下，以5mol％的1a催化即可获得相当或优于30mol％脯氨酸本身所具有的催化效果，ee值最高可达96％。

Combination of arsenic trioxide with ascorbic acid will increase apoptosis rate of K562 cells markedly.

与维生素C联用可明显提高三氧化二砷对K562细胞株凋亡诱导作用，与低剂量1μmol/L三氧化二砷联用时其凋亡率甚至明显高于单用5μmol/L三氧化二砷组。

3H］-TdR incorporation rate was used as an index of cell proliferation. Additionally, we investigated whether the ASMC proliferative responses to SP were modulated by preincubation for 2 h with GR71251, a specific antagonist of NK-1 receptor, and neomycin, a phospholipase C inhibitor, and nitrendipine, a blockader of Ca2+ channel, respectively.

细胞增殖实验研究：将平滑肌细胞以1×103/孔接种在96孔板内，含10% FCS-DMEM培养24 h，吸去上清，以无血清DMEM洗涤2次，加入该培养基培养48 h，同步化之后以无血清培养基继续培养48 h或分别加入含SP(10-7～10-5 mol/L)和NK-1受体激动剂［Sar9，Met(O2)11］-SP(10-7～10-5 mol/L)的无血清DMEM培养相同时间。

When SL21 was cultivated in the bouillon culture-medium including 2 mol/L NaCl for 48 h at 30℃, the ectoine synthesis amount was 285.1 mg/L. The optimal conditions of Ectoine synthesis was: the optimal temperature was 30℃; the optimal NaCl concentration was 2 mol/L.

用含2molL^(-1)NaCL的肉汤培养基，在30℃条件下，培养48h，诱导生成Ectoine为285.1mgL^(-1)，其Ectoine生成的最适诱导温度是30℃，最适NaCl浓度是2molL^(-1)。

Moreover, the border of resorptive lacuna became clouding.

与对照组相比，培养第三、五、七天10~(-5)mol／L、10~(-4)mol／L、10~(-3)mol／L NaF组骨片上骨吸收陷窝的数量和面积均减少，差异有统计学意义(P＜0.05)，而且陷窝周缘也变得模糊。

The paper has studied the mechanism that silicotungstic heteropoly acid caused the fluorescence quenching of HSA from the formation of nanoparticles level by the Rayleigh scattering, absorption spectra and transmission electron microscope.

结果表明，在pH 7.0 Na2HPO4-NaH2PO4缓冲溶液中，AuI4－—CTMAB体系存在粒径约43nm的缔合纳米微粒；在pH3.6-7.0，Au浓度大于0.6×10-5 mol/L，KI浓度大于0.8×10-4 mol/L，CTMAB浓度大于0.8×10-5 mol/L的条件下，AuI4－—CTMAB体系在470nm处的瑞利散射明显增强。

Methods Anhydrous acetic acid as solvent, 0.1 mol/L perchloric acid as titrant, crystal violet solution as indicator to establish non-aqueous titrations and ODS column as stationary phase, methanol and a mixture of 0.025 mol/L sodium phosphate monobasic and 0.02 mol/L sodium dedecyl sulfate (80:20) adjusted with phosphoric acid to a pH (4.8±0.1J as mobile phase, 220 nm as detective wavelength to establish HPLC-UV method for determination of piperazinylethylestrone drug substance; FMOC-CL as a derivatization reagent, FD as a detector to establish an HPLC method with derivatization and column switching for determination of piperazinylethylestrone in dog plasma.

分别采用无水冰醋酸为溶剂，0.1mol/L高氯酸为滴定液，结晶紫指示液指示终点的非水滴定法和HPLC-UV法测定哌嗪雌酚酮原料药含量；以FMOC-CL为衍生化试剂，采用柱切换柱前衍生化萤光检测的HPLC法测定狗血浆中哌嗪雌酚酮含量。

Methods Cells were maintained in DMEM medium with 10% fetal bovine serum. Five days before the beginning of experiments, the cells were seeded in phenol red-free DMEM medium containing 5% charcoal dextran-treated FBS. The cells were harvested, and seeded in 6-well culture plates or in 75ml flacks. After NP, BisA and DBP treatments for 72h, the cells were harvested, and mRNA and protein expression of PCNA, bcl-2 and bax were detected by reverse transcription-polymerase chain reaction and immunohistochemistry, respectively.

方法］T47D细胞在含10%胎牛血清的DMEM培养液中进行常规传代培养，实验前将细胞转移至无酚红DMEM（含5%活性碳葡聚糖苷处理过的FBS）中继续培养5d，收集细胞，PBS洗涤后接种於内置盖玻片的6孔板或75ml培养瓶中，用32×10^(-7)mol/L NP、32×10^(-7)mol/L BisA及32×10^(-6)mol/L DBP对细胞分别处理72h，用半定量RT-PCR技术观察这3种化合物对核增殖抗原PCNA、bcl-2及bax mRNA表达的影响，并用免疫组化方法对结果进行验证。

The calibration curve is linearly proportional to the concentration of chlorpyrifos over the range 2.0×10~(-4) mol·L~(-1)—7.25×10~(-7) mol·L~(-1) with a regression coefficient 0.99948 and a detect limit 9.0×10~(-8) mol·L~(-1). Part 4. Determination of Thiram hangover in Mushroom by B-Z chemical oscillating Reaction.

第四部分蘑菇中福美双残留的快速检测依靠B-Z化学振荡反应体系，建立了蘑菇中福美双含量的快速测定方法。

Results showed that low contents of Cd has promotion effect on Oryza Sativa, but high contents of Cd has not obvious restrain on it. The total trend of distribution of Cd in Oryza Sativa is root＞stem＞shell＞rice. The relation between Cd contents in rice and total Cd in soil as well as availability Cd in soil has been investigated. The result showed that both the total Cd and the availability Cd had notably correlation with content of Cd to rice, and the critical point were CaCl2-Cd=0.71mg/kg, DTPA-Cd=1.34 mg/kg, EDTA-Cd=0.76 mg/kg, NH4OAc-Cd=0.77 mg/kg.

研究表明：低浓度的镉对水稻生长稍有促进作用，高浓度的镉对其生长并没有明显的抑制作用；镉在水稻植株中总的分布趋势为根＞茎＞稻壳＞糙米；用4种有效态提取剂（0.1 mol/L CaCl2、DTPA、0.05 mol/L EDTA和1 mol/L NH4OAc）浸提出的有效态镉的含量和土壤中镉总量与水稻糙米中镉含量均达到显著相关水平，并确定了它们的临界值分别为CaCl2-Cd=0.71 mg/kg， DTPA-Cd=1.34 mg/kg， EDTA-Cd=0.76 mg/kg， NH4OAc-Cd=0.77 mg/kg。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。