7月13日上午10时22分,今年全球首只大熊猫在卧龙中国保护大熊猫研究中心降临。首次当上妈妈的大熊猫"茜茜"很快以极强的母性把小家伙叼进怀里。 6岁的"茜茜"是在今年3月28日人工授精和自然交配的,人工授精使用的精液是香港海洋公园18岁雄性大熊猫"安安"的精液,因此 ...
doaj
[Research progress of molecular imprinting technology in the field of disease diagnosis and therapy]. [PDF]
Zhu R, Cai GP, Zheng HJ, Jia Q.
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【目的】 探讨体外受精-胚胎移植(IVF-ET)过程中胚胎培养液氨基酸浓度与胚胎移植后妊娠结局的关系。【方法】 对30例接受IVF-ET治疗且于受精后第5天行胚胎移植的患者,于胚胎移植当日收集使用过的胚胎培养液,高效液相色谱法测定培养液中20种游离氨基酸的浓度,分析其与IVF-ET后妊娠结局的关系。【结果】 (1)妊娠组、未妊娠组囊胚培养液谷氨酰胺浓度的中位数分别为60.8和84.7 μmol/L,丙氨酸浓度的中位数分别为61.9和92.3 μmol/L,两组比较,差异均有统计学意义(P分别为0 ...
doaj
[Advances in application of cell imprinting technology in biomedical field]. [PDF]
Zhao XM, Zhang ZY, Sun WJ, Qing GY.
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[Determination of ethylene oxide and acetaldehyde in petrochemical exhaust based on thermal desorption- gas chromatography-mass spectrometry]. [PDF]
Li YJ.
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[Simultaneous screening of pesticides and mycotoxins in dried goji berries and mulberries by QuEChERS-liquid chromatography-quadrupole-time of flight mass spectrometry]. [PDF]
Yin H +7 more
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[Determination of caffeine and taurine in electronic cigarette oil by high performance liquid chromatography- tandem mass spectrometry]. [PDF]
Sun X +4 more
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[Rapid determination of 12 photoinitiator residues in medicinal composite membranes by ultra performance convergence chromatography-tandem mass spectrometry]. [PDF]
Cao YJ +7 more
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