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當(dāng)前位置:首頁 > 技術(shù)文章 > Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

更新時間:2025-02-28      點(diǎn)擊次數(shù):151

在細(xì)胞培養(yǎng)和3D組織工程研究中,膠原蛋白作為細(xì)胞外基質(zhì)的主要成分,是細(xì)胞附著、增殖和分化的重要基礎(chǔ)。然而,傳統(tǒng)膠原蛋白產(chǎn)品往往存在純度低、批次間差異大等問題,影響實(shí)驗(yàn)結(jié)果的穩(wěn)定性和重復(fù)性。Advanced BioMatrix公司的PureCol® 牛膠原蛋白憑借其高純度、高一致性和多功能性,為這些難題提供了理想的解決方案。作為Advanced BioMatrix公司的中國授權(quán)代理,上海起發(fā)強(qiáng)烈推薦其PureCol® 牛膠原蛋白產(chǎn)品。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

突破膠原蛋白應(yīng)用困境

純度低、批次間差異大

PureCol®的高純度(>99.9%)和嚴(yán)格的質(zhì)量控制確保了實(shí)驗(yàn)結(jié)果的穩(wěn)定性和重復(fù)性。

操作復(fù)雜、使用不便

提供即用型溶液,無需額外處理,簡化了實(shí)驗(yàn)流程。

應(yīng)用場景有限

PureCol®適用于多種細(xì)胞培養(yǎng)和3D組織工程應(yīng)用,為研究提供了廣泛的適用性。

advancedbiomatrix 5005產(chǎn)品優(yōu)勢盡顯

•  超高純度與天然性

PureCol®膠原蛋白是所有膠原蛋白產(chǎn)品中純度最高的標(biāo)準(zhǔn)(膠原蛋白含量>99.9%),幾乎由I型膠原蛋白組成。

產(chǎn)品來源于美國受控封閉牛群,確保原料的純凈和安全性。

•  高一致性和可靠性

PureCol®經(jīng)過嚴(yán)格的生產(chǎn)工藝,確保批次間高度一致,被超過1000篇文獻(xiàn)引用,品質(zhì)均一。

每批產(chǎn)品均附帶分析證書,提供詳細(xì)的濃度和質(zhì)量信息。

•  多功能與廣泛應(yīng)用

PureCol®適用于多種應(yīng)用場景,包括組織工程、創(chuàng)傷修復(fù)、3D細(xì)胞培養(yǎng)、表面涂層等。

提供即用型溶液(3 mg/mL,pH 2),可直接用于細(xì)胞培養(yǎng)或作為固體凝膠。

•  用戶友好與即用性

產(chǎn)品經(jīng)過無菌過濾,以100 mL包裝提供,便于使用和儲存。

提供多種規(guī)格(100 mL、1000 mL),滿足不同實(shí)驗(yàn)需求。

訂購信息

PureCol® Bovine Collagen是一種高純度(>99.9%)的I型膠原蛋白溶液,適用于二維和三維細(xì)胞培養(yǎng)、表面涂層或作為固體凝膠使用。該產(chǎn)品從美國受控封閉牛群的牛皮中提取,確保原料的純凈和安全性。

品名:PureCol® Bovine Collagen, 3 mg/mL, 100 mL

貨號:5005-100ML

規(guī)格:100 mL

濃度:3 mg/mL

儲存溫度:2-10°C

有效期:詳見產(chǎn)品包裝與隨貨發(fā)出的COA。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

使用方法

1.表面涂層:推薦使用濃度:3 mg/mL。

涂層步驟:將培養(yǎng)皿或支架浸入PureCol®溶液中,室溫下孵育1小時,然后用PBS洗滌。

2.3D細(xì)胞培養(yǎng):將細(xì)胞懸液與PureCol®混合,調(diào)整至中性pH后進(jìn)行凝膠化。

   凝膠化時間:<40分鐘。

3.凝膠形成:調(diào)整pH至中性后,37°C孵育以促進(jìn)凝膠化。

advancedbiomatrix 5005在3D組織工程中的具體應(yīng)用

1. 3D打印組織工程支架

牛膠原蛋白被廣泛用于3D打印支架的制備,這些支架可用于修復(fù)和再生多種組織,如皮膚、骨骼、軟骨和血管。例如,研究者通過將I型牛膠原蛋白制成纖維狀膠體凝膠,結(jié)合3D打印技術(shù)制造出具有工程化孔隙結(jié)構(gòu)的支架。這些支架經(jīng)過化學(xué)交聯(lián)和凍干后處理,表現(xiàn)出良好的熱穩(wěn)定性和細(xì)胞黏附性。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

2. 定制化骨組織工程

牛膠原蛋白還可與其他材料結(jié)合,用于定制化骨組織工程。例如,研究者將牛膠原蛋白與β-磷酸三鈣(β-TCP)結(jié)合,通過3D打印技術(shù)制備出具有多級孔結(jié)構(gòu)的骨支架。這種支架不僅與天然骨組織的力學(xué)性能相似,還表現(xiàn)出良好的細(xì)胞黏附性和成骨活性。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

3. 軟組織修復(fù)

牛膠原蛋白在軟組織修復(fù)中也有廣泛應(yīng)用。例如,研究者將牛膠原蛋白與納米纖維素、羧甲基纖維素等材料結(jié)合,制備出具有增強(qiáng)機(jī)械性能和生物相容性的混合水凝膠。這些水凝膠可用于3D打印,制造出適合軟組織修復(fù)的支架。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

4. 藥物釋放與組織再生

牛膠原蛋白還可用于制備具有藥物釋放功能的支架。例如,研究者將牛膠原蛋白與聚乳酸結(jié)合,制備出能夠控制藥物釋放的納米纖維支架。這種支架不僅能夠促進(jìn)組織再生,還能有效釋放藥物,抑制感染。

5. 血管化組織工程

牛膠原蛋白在血管化組織工程中也表現(xiàn)出色。例如,研究者利用牛膠原蛋白水凝膠支架,成功促進(jìn)了血管內(nèi)皮細(xì)胞的生長和新生血管的形成。這種支架在體內(nèi)植入后,能夠逐漸降解,同時支持組織的再生。

Advanced BioMatrix PureCol® 牛膠原蛋白:助力細(xì)胞培養(yǎng)與3D研究

參考文獻(xiàn)引用

【1】《PureCol EZ 凝膠,牛膠原 DMEM/F-12 溶液的制備方法》:介紹了 Advanced BioMatrix PureCol EZ 凝膠的成分、特性及三維凝膠的制備方法等,提到該產(chǎn)品是高度純化的無氨基膠原蛋白,約 97% 為 I 型膠原蛋白,其余為 III 型膠原蛋白,能為細(xì)胞培養(yǎng)提供長效的 L - 谷氨酰胺來源,可用于研究細(xì)胞外基質(zhì)機(jī)械性能對細(xì)胞的影響等。

【2】《PureCol-S,膠原蛋白標(biāo)準(zhǔn)品的應(yīng)用與特性分析》:對 Advanced BioMatrix 的 PureCol®-S 膠原蛋白溶液進(jìn)行了分析,指出其濃度約為 3mg/mL,pH 值為 2,純度≥99.9%,約 97% 為 I 型膠原蛋白,其余為 III 型膠原蛋白,適用于作為膠原蛋白分析標(biāo)準(zhǔn),還介紹了其來源、制備工藝及儲存條件等。

【3】《PureCol 水凝膠和間隙流》:提到研究人員使用 PureCol® I 型膠原蛋白(3 毫克 / 毫升,型號 5005-100ml)水凝膠來探究緩慢的間質(zhì)液流動如何激活 TGF-β 信號傳導(dǎo),得出緩慢的間質(zhì)液流動足以誘發(fā)纖維化等結(jié)論,展示了 PureCol® 在相關(guān)細(xì)胞信號傳導(dǎo)研究中的應(yīng)用。


Advanced BioMatrix 是一家位于美國圣地亞哥的生物技術(shù)公司,專注于組織培養(yǎng)、細(xì)胞檢測、生物打印和細(xì)胞增殖的三維(3D)應(yīng)用。公司致力于通過創(chuàng)新的3D矩陣產(chǎn)品提供先進(jìn)的技術(shù),將科學(xué)研究提升到新的發(fā)現(xiàn)水平。

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