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上海起發(fā)為Cyandye特約經(jīng)銷(xiāo)商,,Cyandye是一家以合理的價(jià)格向處理分子生物學(xué)的科學(xué)家提供化學(xué)服務(wù)的公司,。Cyandye的專(zhuān)長(zhǎng)是生物技術(shù)和生命科學(xué)的熒光染料。
貨號(hào) | 品名 | 規(guī)格 | 品牌 |
Lot 10009 | diSulfo - Cy5 Hydrazide | 5 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 25 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 50 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 100 mg | cyandye |
DiSulfo - Cy5酰肼是一種帶有酰肼基的遠(yuǎn)紅染料,。該染料可以用作極性示蹤劑或用醛或酮基團(tuán)標(biāo)記生物分子(例如用高碘酸鹽過(guò)氧化后的碳水化合物分子),。實(shí)例是受到氧化應(yīng)激的蛋白質(zhì)和具有醛部分的寡核苷酸。
DiSulfo - Cy5酰肼替代羰基反應(yīng)性Alexa Fluor 647,,DyLight 650和CF™647酰肼染料,。
二磺基 - Cy5酰肼的一般性質(zhì) | |
形成 | 深藍(lán)色的固體 |
可溶性 | 溶于DMSO,水,。 |
配方重量 | 656.8 |
摩爾消光系數(shù) | 250,000 M -1 cm -1(以A max測(cè)量) |
激發(fā)波長(zhǎng) | 646納米 |
發(fā)射波長(zhǎng) | 664納米 |
量子產(chǎn)量的熒光 | 0.28 |
質(zhì)量控制 | NMR:95 +% |
存儲(chǔ) | 在-20°C儲(chǔ)存,。變干。 |
Cy™ - GE Healthcare公司(以前為Amersham Biosciences Corp.)DyLight®
- 賽默飛世爾科技公司
AlexaFluor® - Molecular Probes Inc.(Life Technologies Corp.)
CF™ - Biotium Inc.
提供材料
包裝,,每個(gè)包含干染料標(biāo)簽1毫克的抗體,。綴合緩沖液:磷酸鹽緩沖液pH 7.0
注意:
1.所有溶劑和緩沖液應(yīng)脫氣本協(xié)議是為制備二磺基 - Cy5標(biāo)記的IgG抗體而設(shè)計(jì)的。它被設(shè)計(jì)為標(biāo)記1毫克,。這假定平均蛋白質(zhì)分子量為155K道爾頓,。
1.將抗體溶解在偶聯(lián)緩沖液(10mg / ml)中。將1mg要標(biāo)記的抗體(0.1ml)置于0.5ml微量離心管中,,并用氮?dú)鉀_洗,。
2.將150μl高碘酸鈉溶液(0.1 M)加入抗體中,密封并在環(huán)境溫度下無(wú)光條件下充分混合30-45分鐘,。
3.當(dāng)氧化反應(yīng)正在孵育時(shí),,將凝膠過(guò)濾柱平衡到偶聯(lián)緩沖液中。將高碘酸鹽反應(yīng)物置于柱上:收集并合并含有抗體的級(jí)分
1.將二磺基-Cy5酰肼溶解在偶聯(lián)緩沖液中,,得到0.02M溶液,。
2.將等體積的抗體與二磺基 - Cy5酰肼溶液混合并在環(huán)境溫度下輕輕混合3小時(shí)或在4℃下過(guò)夜。
3.使用已經(jīng)用PBS預(yù)處理的10ml凝膠過(guò)濾柱來(lái)純化產(chǎn)物,。用PBS洗脫產(chǎn)品,。
4.分離個(gè)有色級(jí)分,并從PBS空白樣品中掃描250-800nm的樣品,。
1.未綴合的染料也可以通過(guò)透析與標(biāo)記的抗體分離,。透析不能像凝膠過(guò)濾那樣有效快速分離。建議盡可能使用凝膠過(guò)濾,。
提供材料干燥的染料標(biāo)記1mg羰基化合物,。
所需材料但未供應(yīng)偶聯(lián)緩沖液:1:1甲醇/乙酸三乙銨緩沖液,pH 8.0 Sigma-Aldrich(90358),。
注意:
1. pH會(huì)改變反應(yīng)的標(biāo)記效率,。宜標(biāo)記發(fā)生在pH 7.2,。
2.所有溶劑和緩沖液應(yīng)脫氣。該方案用于用Cy5酰肼試劑標(biāo)記?7.8μmol的辛醛,。
1.在1:1甲醇/ TEAA緩沖液,,pH8.0溶液中將二磺基-Cy5酰肼溶液制成1mg / ml并用氮?dú)鉀_洗。
2.在1:1甲醇/ TEAA緩沖溶液(pH8.0至1mg / ml)中制備羰基衍生物溶液并用氮?dú)鉀_洗,。
3.將兩種溶液加在一起并輕輕混合3小時(shí),。
4.真空除去反應(yīng)溶劑。
1.通過(guò)反相HPLC純化產(chǎn)物,。在DiSulfo - Cy5 650 nm波長(zhǎng)處監(jiān)測(cè)。
Cyandye 產(chǎn)品列表:
貨號(hào) | 品名 | 規(guī)格 | 品牌 |
Lot 10002 | Azidobutyrate NHS Ester | 50 mg | cyandye |
Lot 10002 | Azidobutyrate NHS Ester | 100 mg | cyandye |
Lot 10002 | Azidobutyrate NHS Ester | 250 mg | cyandye |
Lot 10007 | Cy3 carboxylic acid | 5 mg | cyandye |
Lot 10007 | Cy3 carboxylic acid | 100 mg | cyandye |
Lot 10006 | Cy5 carboxylic acid | 5 mg | cyandye |
Lot 10012 | Cy5.5 carboxylic acid | 5 mg | cyandye |
Lot 10012 | Cy5.5 carboxylic acid | 25 mg | cyandye |
Lot 10012 | Cy5.5 carboxylic acid | 50 mg | cyandye |
Lot 10012 | Cy5.5 carboxylic acid | 100 mg | cyandye |
Lot 10013 | diSulfo - Cy3 alkyne | 1 mg | cyandye |
Lot 10013 | diSulfo - Cy3 alkyne | 5 mg | cyandye |
Lot 10013 | diSulfo - Cy3 alkyne | 10 mg | cyandye |
Lot 10013 | diSulfo - Cy3 alkyne | 25 mg | cyandye |
Lot 10022 | diSulfo - Cy3 azide | 1 mg | cyandye |
Lot 10022 | diSulfo - Cy3 azide | 5 mg | cyandye |
Lot 10022 | diSulfo - Cy3 azide | 10 mg | cyandye |
Lot 10022 | diSulfo - Cy3 azide | 25 mg | cyandye |
Lot a0015 | diSulfo - Cy3 carboxylic acid | 5 mg | cyandye |
Lot a0015 | diSulfo - Cy3 carboxylic acid | 25 mg | cyandye |
Lot a0015 | diSulfo - Cy3 carboxylic acid | 50 mg | cyandye |
Lot a0015 | diSulfo - Cy3 carboxylic acid | 100 mg | cyandye |
Lot 10017 | diSulfo - Cy3 NHS Ester | 5 mg | cyandye |
Lot 10017 | diSulfo - Cy3 NHS Ester | 25 mg | cyandye |
Lot 10017 | diSulfo - Cy3 NHS Ester | 50 mg | cyandye |
Lot 10017 | diSulfo - Cy3 NHS Ester | 100 mg | cyandye |
Lot 10016 | diSulfo - Cy5 alkyne | 1 mg | cyandye |
Lot 10016 | diSulfo - Cy5 alkyne | 5 mg | cyandye |
Lot 10016 | diSulfo - Cy5 alkyne | 10 mg | cyandye |
Lot 10016 | diSulfo - Cy5 alkyne | 25 mg | cyandye |
Lot 10023 | diSulfo - Cy5 azide | 1 mg | cyandye |
Lot 10023 | diSulfo - Cy5 azide | 5 mg | cyandye |
Lot 10010 | diSulfo - Cy5 carboxylic acid | 5 mg | cyandye |
Lot 10010 | diSulfo - Cy5 carboxylic acid | 100 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 5 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 25 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 50 mg | cyandye |
Lot 10009 | diSulfo - Cy5 Hydrazide | 100 mg | cyandye |
Lot 10014 | diSulfo - Cy5 NHS Ester | 5 mg | cyandye |
Lot 10014 | diSulfo - Cy5 NHS Ester | 25 mg | cyandye |
Lot 10014 | diSulfo - Cy5 NHS Ester | 50 mg | cyandye |
Lot 10014 | diSulfo - Cy5 NHS Ester | 100 mg | cyandye |
Lot 10027 | diSulfo - Cy7 carboxylic acid | 5 mg | cyandye |
Lot a0021 | diSulfo - Cy7 NHS Ester | 5 mg | cyandye |
Lot a0021 | diSulfo - Cy7 NHS Ester | 25 mg | cyandye |
Lot a0021 | diSulfo - Cy7 NHS Ester | 50 mg | cyandye |
Lot a0021 | diSulfo - Cy7 NHS Ester | 100 mg | cyandye |
Lot 10004 | monoSulfo - Cy3 alkyne | 1 mg | cyandye |
Lot 10004 | monoSulfo - Cy3 alkyne | 5 mg | cyandye |
Lot 10004 | monoSulfo - Cy3 alkyne | 10 mg | cyandye |
Lot 10004 | monoSulfo - Cy3 alkyne | 100 mg | cyandye |
Lot 10011 | monoSulfo - Cy3 azide | 1 mg | cyandye |
Lot 10011 | monoSulfo - Cy3 azide | 5 mg | cyandye |
Lot 10011 | monoSulfo - Cy3 azide | 10 mg | cyandye |
Lot 10011 | monoSulfo - Cy3 azide | 100 mg | cyandye |
Lot 10025 | monoSulfo - Cy3 carboxylic acid | 5 mg | cyandye |
Lot 10025 | monoSulfo - Cy3 carboxylic acid | 25 mg | cyandye |
Lot 10025 | monoSulfo - Cy3 carboxylic acid | 50 mg | cyandye |
Lot 10025 | monoSulfo - Cy3 carboxylic acid | 100 mg | cyandye |
Lot 10008 | monoSulfo - Cy3 NHS Ester | 5 mg | cyandye |
Lot 10008 | monoSulfo - Cy3 NHS Ester | 100 mg | cyandye |
Lot 10020 | monoSulfo - Cy5 azide | 1 mg | cyandye |
Lot 10020 | monoSulfo - Cy5 azide | 5 mg | cyandye |
Lot 10020 | monoSulfo - Cy5 azide | 10 mg | cyandye |
Lot 10020 | monoSulfo - Cy5 azide | 100 mg | cyandye |
Lot 10026 | monoSulfo - Cy5 carboxylic acid | 5 mg | cyandye |
Lot 10026 | monoSulfo - Cy5 carboxylic acid | 25 mg | cyandye |
Lot 10018 | monoSulfo - Cy5 NHS Ester | 5 mg | cyandye |
Lot 10018 | monoSulfo - Cy5 NHS Ester | 25 mg | cyandye |
Lot a0024 | 3-azidopropylamine | 100 mg | cyandye |
Lot d2501 | 2'-Deoxy-5'-acetyl-5-acetoxymethyluridine | 250 mg | cyandye |
Lot a0001 | 2'-Deoxy-5-hydroxymethyluridine | 250 mg | cyandye |
Lot a0001 | 2'-Deoxy-5-hydroxymethyluridine | 500 mg | cyandye |
Lot a0029 | 4-hydrazinobenzene-1,3-disulfonic acid | 500 mg | cyandye |
Lot a0028 | 5-(hydroxymethyl)-1-[(6aR,8R,9aS)-2,2,4,4-tetraisopropyltetrahydro-6H-furo[3,2-f][1,3,5,2,4]trioxadisilocin-8-yl]pyrimidine-2,4(1H,3H)-dione | 50 mg | cyandye |
Lot a0019 | 2,3,6,7-tetrahydro-1H,5H-pyrido[3,2,1-ij]quinolin-9-ol | 500 mg | cyandye |
Lot a0003 | 2,3,4,6-tetra-O-benzoyl-1-O-(2,2,2-trichloroethanimidoyl)-α-D-glucopyranose | 50 mg | cyandye |
Lot a0003 | 2,3,4,6-tetra-O-benzoyl-1-O-(2,2,2-trichloroethanimidoyl)-α-D-glucopyranose | 100 mg | cyandye |
Lot a0003 | 2,3,4,6-tetra-O-benzoyl-1-O-(2,2,2-trichloroethanimidoyl)-α-D-glucopyranose | 250 mg | cyandye |
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