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甲型乙型流感诊断试剂盒(快检方法)
广州健仑生物科技有限公司
广州健仑长期供应各种流感检测试剂,包括进口和国产的品牌,主要包括日本富士瑞必欧、日本生研、美国BD、美国NovaBios、美国binaxNOW、凯必利、广州创仑等主流品牌。
甲型乙型流感诊断试剂盒(快检方法)
我司还提供其它进口或国产试剂盒:登革热、疟疾、流感、A链球菌、合胞病毒、腮病毒、乙脑、寨卡、黄热病、基孔肯雅热、克锥虫病、违禁品滥用、肺炎球菌、军团菌、化妆品检测、食品安全检测等试剂盒以及日本生研细菌分型诊断血清、德国SiFin诊断血清、丹麦SSI诊断血清等产品。
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【公司名称】 广州健仑生物科技有限公司
【市场部】 杨永汉
【】
【腾讯 】 2042552662
【公司地址】 广州清华科技园创新基地番禺石楼镇创启路63号二期2幢101-103室
二甲苯
酒精(100%,95%)
EDTA抗原修复工作液(pH8.0,稀释50倍使用)
0.5M Tris-NaCl (TBS) pH7.4(稀释10倍使用)
DAB显色液(临用前配制:试剂盒A、B、C各50ul,于1ml水中混匀)。
方法
1. 石蜡切片置60℃烘箱中烘烤过夜
2. 二甲苯中脱蜡,梯度酒精入水(无水乙醇,95%酒精),浸泡于蒸馏水中待用
3. 抗原修复
取500mlEDTA抗原修复工作液于1000ml烧杯中,在小功率电炉上加热,至似沸微沸(为了防止脱片)。将组织切片缓慢放入烧杯。继续加热,保持液体在微沸状态20分钟。将烧杯移开火源,室温下自然冷却后取出切片,蒸馏水洗1次3分钟,TBS洗2次每次3分钟。
4. 每张切片加一滴或50ul 3%过氧化氢溶液,室温下孵育10min, 以阻断内源性过氧化物酶的活性。 TBS冲洗3次,每次3min。
5. 除去TBS液,加一滴或50ul 一抗(灭活PLB免疫小鼠所得到的多抗,1:3000稀释),阴性对照采用普通血清, 室温下孵育2小时,或4℃过夜。
6. TBS洗3次,每次5min,除去TBS液,每张切片加一滴或50ul polymer enhancer(试剂A), 室温下孵育20min, TBS冲洗3次, 每次3min。
7. 除去TBS液,每张切片加一滴或50ul 过氧化物酶标记的抗鼠/兔聚合物(试剂B),室温下孵育30min,TBS洗3次,每次3min。
8. 除去TBS液,每张切片加一滴或50ul 新鲜配制的DAB,显色3-10min。
9. 自来水冲洗,苏木素复染10min,水冲洗。0.1%的盐酸分化,自来水冲洗,TBS返蓝。
10. 不需脱水,直接用中性树脂封片。
Xylene
Alcohol (100%, 95%)
EDTA antigen repair working solution (pH8.0, diluted 50 times use)
0.5M Tris-NaCl (TBS) pH7.4 (diluted 10 times used)
DAB color reagent (before preparation: kit A, B, C of each 50ul, 1ml water mix).
method
1. Paraffin slices were oven-baked overnight at 60 ° C
2. Xylene dewaxing, gradient alcohol into the water (ethanol, 95% alcohol), soaked in distilled water to be used
Antigen repair
Take 500mlEDTA antigen repair working solution in 1000ml beaker, heated in a low-power electric furnace, to the boiling-like micro boiling (in order to prevent peeling). Slowly place tissue sections into beakers. Continue to heat, keep the liquid in a slightly boiling state for 20 minutes. The beaker is removed from the source of fire, cooled at room temperature and then remove the slice, washed with distilled water 3 minutes 3 times, TBS wash 2 times each 3 minutes.
4. Add one drop or 50μl of 3% hydrogen peroxide solution to each slice and incubate at room temperature for 10min to block the activity of endogenous peroxidase. TBS rinse 3 times, each 3min.
5. Remove the TBS solution and add one drop or 50 ul of primary antibody (1: 3000 dilution of polyclonal antibody obtained from mice immunized with PLB). The negative control was incubated with normal serum for 2 hours at room temperature or 4 ° C overnight.
6. TBS wash three times, each time 5min, remove the TBS solution, add one drop or 50ul of polymer enhancer per slice (Reagent A), incubate 20min at room temperature, TBS rinse 3 times, each 3min.
7. Remove the TBS solution by adding one drop or 50ul of peroxidase-labeled anti-mouse / rabbit polymer (Reagent B) to each section. Incubate for 30 min at room temperature and 3x TBS for 3 min each.
8. Remove the TBS solution, add one drop or 50ul of freshly prepared DAB per slice, and color develop 3-10min.
9. Tap water, hematoxylin counterstain 10min, water rinse. 0.1% hydrochloric acid differentiation, tap water rinse, TBS return blue.
10 without dehydration, direct neutral resin seal.