神经递质检测报告(大鼠)
项目报告
1 样品信息Sample description
收到大鼠样品xx个,a和b
A total of xx mouse samples, where received by the customer.
2 材料与方法Materials and Methods
2.1 试剂Chemicals
所有的溶剂与试剂均为色谱级,左旋多巴,去甲肾上腺素,肾上腺素,多巴胺,二羟基苯乙酸,5-羟色胺,5-羟基吲哚乙酸,高香草酸标准品购于xxx
All chemicals and solvent were HPLC. Standard: L-dihydroxyphenylalanine, norepinephrine, epinephrine, dopamine, 3, 4-dihydroxyphenylacetic acid, 5-hydroxytryamine, 5-hydroxy-3-indoleacetic acid, homovanillic acid and were purchased from xxx.
2.2 样品处理Sample Preparation
1) 将样品摇匀,称取2.0g左右的样品;
2) 2.0g样品加入组织裂解液(0.01% xxx、0.2 mmol/L HClO4、0.5 mmol/L xxx),充分匀浆;
3) 超声破碎2次,4℃ 14000 r/min离心15 min;
4) 收集上清液于另一离心管,重复离心1次,合并上清液,用0.45 µm滤膜过滤,进样10 µL。
2.3 HPLC分析HPLC Analysis
本实验所用的仪器为Waters高效液相色谱仪,配备荧光检测器。
色谱柱为xxx C18 (250 mm*4.6 mm, 5 μm),流动相为甲醇:xxx缓冲液(50 mmol/L柠檬酸、50 mmol/L xxx、0.5 mmol/L 1-庚烷基磺酸钠、0.5 mmol/L xxx、5 mmol/L三乙胺)= 13:87(pH = 3.8),流速为1.0 mL/min,柱温为30℃。
3 结果Results
色谱图Chromatogram