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上海研生實(shí)業(yè)有限公司>技術(shù)文章>Aβ1-42猴β淀粉樣蛋白1-42酶聯(lián)免疫試劑盒?操作步驟

技術(shù)文章

Aβ1-42猴β淀粉樣蛋白1-42酶聯(lián)免疫試劑盒?操作步驟

閱讀:198          發(fā)布時(shí)間:2022-2-10

Aβ1-42猴β淀粉樣蛋白1-42酶聯(lián)免疫試劑盒操作步驟:


1. 編號(hào):將樣品對(duì)應(yīng)微孔按序編號(hào),每板應(yīng)設(shè)陰性對(duì)照 2 孔、陽性對(duì)照 2 孔、空白對(duì)照 1孔(空白對(duì)照孔不加樣品及酶標(biāo)試劑,其余各步操作相同)


2. 加樣:分別在陰、陽性對(duì)照孔中加入陰性對(duì)照、陽性對(duì)照 50%l。然后在待測(cè)樣品孔先加樣品稀釋液 40%l,然后再加待測(cè)樣品 10%l。加樣將樣品加 于酶標(biāo)板孔底部,盡量不觸及孔壁,輕輕晃動(dòng)混勻,


3. 溫育:用封板膜封板后置 37℃溫育 30 分鐘。


4. 配液:將 30 倍濃縮洗滌液用蒸餾水 30 倍稀釋后備用


5. 洗滌:小心揭掉封板膜,棄去液體,甩干,每孔加滿洗滌液,靜置 30 秒后棄去,如此重復(fù) 5 次,拍干。


6. 加酶:每孔加入酶標(biāo)試劑 50%l,空白孔除外。


7. 溫育:操作同 3。


8. 洗滌:操作同 5。


9. 顯色:每孔先加入顯色劑 A50%l,再加入顯色劑 B50%l,輕輕震蕩混勻,37℃避光顯色15 分鐘.

10. 終止:每孔加終止液 50%l,終止反應(yīng)(此時(shí)藍(lán)色立轉(zhuǎn)黃色)。


11. 測(cè)定:以空白空調(diào)零,450nm 波長依序測(cè)量各孔的吸光度(OD 值)。 測(cè)定應(yīng)在加終止液后 15 分鐘以內(nèi)進(jìn)行。

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羊抗馬IgG (抗血清) Anti-Horse IgG antibody produced in goat 1ML 免疫血清

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兔抗人纖維蛋白原 (抗血清) Anti-Human Fibrinogen produced in rabbit 1ML 免疫血清

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兔抗人IgG (抗血清) Anti-Human IgG antibody produced in ra... 1ML 免疫血清

羊抗人IgM血清 (μ鏈特異) Anti-Human IgM (μ-chain spec.) produc... 1ML 免疫血清

羊抗人IgM (抗血清) Anti-Human IgM antibody produced in goat 1ML 免疫血清

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羊抗豬IgG (抗血清) Anti-Pig IgG antibody produced in goat 1ML 免疫血清

羊抗兔IgG (抗血清) Anti-Rabbit IgG antibody produced in g... 1ML 免疫血清

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