查询词典 spermine

A method for the determination of histamine,2-phenylethylamine,tryptamine,putrescine,cadaverine,spermidine and spermine in fish using micellar electrokinetic capillary chromatography was developed.

建立了一种利用胶束电动毛细管色谱同时检测鱼肉中组胺、腐胺、2-苯乙基胺、尸胺、色胺、亚精胺及精胺7种生物胺的方法。

In this study, seven biogenic amines contents in Litopenaeus vannmei, including tyramine, putrescine, cadaverine, histamine, agmatine, spermidine and spermine, were determined by using a reverse-phase HPLC method with automatic post-column o-phthalalde-hyde derivatization.

以邻苯二甲醛为柱后衍生化试剂，采用反相HPLC法测定凡纳滨对虾中的酪胺、腐胺、尸胺、组胺、胍丁胺、精胺和亚精胺等7种生物胺。

Exogenous polyamines(putrescine,spermidine and spermine)not only increased the activity of glycolateoxidase but also inhibited the increase of MDA,of〓and〓content andthe decrease of glycolate oxidase activity under osmotic stress.

外源多胺不但能提高乙醇酸氧化酶的活性，同时也能抑制渗透胁迫下MDA、〓含量的增高及乙醇酸氧化酶活性的降低。

The method was used for the determination of spermine in impatiens hawkeri with satisfactory results.

该方法用于测定新几内亚凤仙中的精胺，获得满意结果。

Methods Serum putrescine,spermidine and spermine were measured by using HPLC in 16 cases of cerebral infarction and 26 controls.

脑缺血时存在明显的聚胺代谢紊乱，且其与缺血性脑细胞损伤的密度密切相关 [1] [2 ] 。

Spermine and putrescine content were significantly higher than cadavarine and spermidine during rhizome development.

精胺 和腐胺在膨大过程中含量高，尸胺和亚精胺含量较低。

It was determined that the polyamines – spermidine, spermine and putrescine – represented the largest percentage in the total amount of biogenic amines in the tested beers, 51%, 19% and 11%, respectively.

研究表明，在所检测的啤酒中，亚精胺、精胺和腐胺占啤酒中生物胺的大多数，其含量分别为51%，19%和11%。

Polyamines including putrescine, spermidine, and spermine play important regulatory roles in mammalian cell proliferation and differentiaton.

多胺包括腐胺、精脒及精胺，在真核细胞增殖与分化过程中起着重要的调节作用。

Moreover,the endogenous putrescine and spermine titers were alsogreater in ultra-dried onion seed than that in the control.

超干种子内源多胺总量及精胺和腐胺含量显著高于对照种子，而亚精胺含量差异不大。

Treatments with 20μmolL^(-1) CoCl2 and 20μmolL^(-1) AVG did not influence the contents of putrescine, spemidine, spermine, chlorophyll, and the production rate of reactive oxygen species. However, after 12h heat stress of 45℃, treatments significantly promoted the above values.

但经45℃高温胁迫12h后，20μmolL^(-1) CoCl2与20μmolL^(-1) AVG溶液处理显著提高了上述3种多胺的含量，减缓了抗氧化酶活性的下降，对活性氧水平及脂质过氧化水平的增加也起到了有效的抑制作用，这些改变可能对叶绿素降解的减少及膜稳定指数下降的减轻发挥着重要的作用。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。