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發布時間:2026/4/16
點擊次數:29
1. 關于Worthington Biochemical
Worthington Biochemical是一家在酶學領域擁有深厚積淀的專業公司。其核心業務是提供從動物組織、植物或微生物中提取、純化的多種酶類產品。公司尤其以提供用于組織解離和細胞分離的膠原酶、胰蛋白酶、中性蛋白酶等系列產品而廣為人知。此外,其產品線還涵蓋核酸酶、磷酸酶、蛋白酶抑制劑等多種用于分子生物學和生化研究的工具酶。
公司擁有專業的研發和生產團隊,專注于酶的生產工藝優化和質量控制。其生產流程注重從原料篩選、提取純化到最終配比的多個環節,力求保證酶制劑的純度、比活性和批次間的一致性。Worthington的產品在細胞培養的原代細胞分離、組織工程、生物大分子純化與修飾等研究領域均有應用。
2. 核心優勢
在組織解離酶領域的專業積累
Worthington在膠原酶、胰蛋白酶、中性蛋白酶等組織解離酶的生產和特性研究方面有長期的經驗。公司提供不同純度和特異性級別的多種膠原酶(如I型、II型、IV型等)以及多種配方的胰蛋白酶,以滿足從不同組織(如肝臟、心臟、腫瘤、脂肪等)中分離高活力原代細胞的特定需求。
酶制劑的純度與活性控制
公司注重其酶產品的純度。通過層析等多種純化手段,Worthington能夠提供多種高純度的酶制品,例如不含非特異性核酸酶活性的蛋白酶制品,這對于需要避免核酸降解的精細實驗尤為重要。同時,其產品通常提供明確的比活性單位,方便研究者精確計算用量。
面向特定應用的定制化酶產品
除了標準產品,Worthington還能夠根據用戶的研究需求,提供特定配方、特定比例的混合酶制劑。例如,為特定的組織類型優化膠原酶、中性蛋白酶和彈性蛋白酶的混合比例,以提高特定原代細胞的分離得率和活力。
3. 解決實驗中的常見問題
在生命科學研究中,特別是涉及原代細胞培養、組織處理和生物分子操作的實驗中,研究者常面臨以下挑戰,Worthington的酶產品旨在為此提供解決方案:
原代細胞分離得率低、活性差
從復雜組織中分離具有高活力和功能性的原代細胞是一項有挑戰性的工作。選擇合適的解離酶是成功的關鍵。Worthington提供的多種類型和級別的膠原酶、胰蛋白酶,以及中性蛋白酶和彈性蛋白酶,允許研究者根據目標組織的細胞外基質組成,篩選或定制最合適的酶組合,以溫和、有效地釋放細胞,并盡可能保持細胞膜表面受體和功能的完整性。
酶解過程中細胞損傷嚴重
不合適的酶解條件(如酶濃度過高、時間過長、酶制劑中含有雜酶活性)容易導致分離出的細胞損傷或死亡。Worthington的高純度酶制劑旨在減少非特異性水解作用,其產品附帶詳細的使用指南和建議起始條件,有助于研究者優化解離方案,降低細胞損傷。
分子生物學實驗中存在核酸酶污染
在使用蛋白酶K等進行蛋白消化,或使用其他蛋白酶進行樣品處理時,如果酶制品中含有痕量的核酸酶(如RNase、DNase)活性,可能會嚴重降解樣品中的核酸。Worthington提供的分子生物學級蛋白酶(如經純化去除核酸酶活性的蛋白酶),旨在避免這類污染,保護珍貴的核酸樣本。
蛋白樣品制備中的蛋白降解問題
在細胞或組織裂解過程中,內源性蛋白酶活性可能導致目標蛋白的降解。Worthington提供多種廣譜的或特異性的蛋白酶抑制劑混合物,可有效抑制絲氨酸蛋白酶、半胱氨酸蛋白酶、天冬氨酸蛋白酶、金屬蛋白酶等多種蛋白酶活性,有助于在蛋白提取和純化過程中維持蛋白的穩定性。
酶活性測定需要高純度底物或工具酶
在進行酶動力學研究或生化分析時,需要高純度和已知比活性的工具酶。Worthington提供多種純化的工具酶,如用于糖原磷酸化酶研究的磷酸化酶激酶、磷酸化酶磷酸酶等,為深入的酶學研究提供可靠材料。
4. 常見疑問與解答
Q1:如何為我的組織類型選擇合適的膠原酶?
A1:選擇膠原酶主要取決于組織中膠原蛋白的類型和豐度。Worthington提供I型、II型、IV型等多種膠原酶,其底物特異性有所不同。例如,I型膠原酶對天然I型膠原的活性較高,常用于肝、肺、心臟等組織的解離;II型膠原酶對天然II型膠原活性較高,更常用于軟骨、脂肪等組織。建議查閱文獻中類似組織的使用經驗,或聯系技術支持獲取建議。通常,進行預實驗篩選是必要的。
Q2:產品說明中的“比活性"單位是什么意思?如何計算用量?
A2:比活性通常指每毫克蛋白質所含的酶活性單位(如U/mg)。它是衡量酶制劑純度的一個重要指標。計算用量時,您需要根據您希望達到的最終工作濃度(U/mL)和反應體積,結合產品的比活性和濃度(mg/mL)進行換算。產品說明書通常會提供應用推薦和計算示例。
Q3:膠原酶和胰蛋白酶可以混合使用嗎?
A3:可以。在實際組織解離中,經常將膠原酶與中性蛋白酶或胰蛋白酶等結合使用,以更有效地分解細胞外基質中的多種成分。Worthington也提供預混合的酶制劑。混合比例需要根據組織類型和實驗目標進行優化。公司網站或技術支持可能提供一些常見組織(如腫瘤、胰島)的參考方案。
Q4:酶的儲存條件是什么?復溶后能保存多久?
A4:絕大多數酶制劑為凍干粉形式,應在-20°C或更低溫干燥保存。復溶時建議使用說明書推薦的緩沖液,并輕柔操作以避免泡沫產生導致變性。復溶后的酶溶液通常不穩定,建議分裝后立即在-20°C或-80°C冷凍保存,并盡快使用。具體的保存條件和穩定期請務必遵循每個產品的說明書。
Q5:如果我對標準產品不滿意,可以提供定制服務嗎?
A5:可以聯系Worthington的技術服務部門咨詢定制服務的可行性。公司可以根據用戶的具體需求,調整酶的純度、提供特定比例的混合酶、或進行特殊包裝。定制服務的價格、最小訂單量和交付時間需具體商議。
關鍵詞:Worthington-biochem、Worthington-biochem代理、Worthington-biochem中國代理、Worthington-biochem北京代理、Worthington-biochem上海代理、Worthington-biochem江蘇代理、Worthington-biochem廣東代理,Worthington Biochemical美國公司、膠原酶、胰蛋白酶、中性蛋白酶、原代細胞分離、組織解離酶、高純度酶制劑、細胞培養試劑、蛋白酶抑制劑、核酸酶去除、美國生物技術、Worthington生化、酶活性單位、酶學研究工具、組織消化酶、細胞外基質消化、細胞分離方案、生物化學試劑、分子生物學級酶、蛋白降解抑制
特別告知:為保證產品質量與良好性能,所以在購買相應產品的同時我司會收取一定量的運輸費用!!!本次報價有效時間為2026年4月15日---2026年12月20日。
(*此為部分產品價格,完整價格請下載文件)
貨號 | 品名 | 規格 | 價格 | 品牌 |
1235-01 | Celase® GMP Collagenase Blend | 1vi | 16720 | Worthington-biochem |
1235-PKG | Celase® GMP Collagenase Blend, Special Packaging | 1ea | 1600 | Worthington-biochem |
LK002060 | Hepatocyte Isolation System | 1bx | 7560 | Worthington-biochem |
LK002064 | Hank's Balanced Salt Solution 10X (HBSS10) | 1ea | 1470 | Worthington-biochem |
LK002066 | Collagenase/Elastase Vial (CLSH) | 1vi | 896 | Worthington-biochem |
LK002067 | Collagenase/Elastase Vial (CLSH) | 5vi | 3780 | Worthington-biochem |
LK002069 | Sodium bicarbonate, 7.5%, (NAH) | 1ea | 532 | Worthington-biochem |
LK002070 | 0.15m, MOPS Buffer, (MOPS) | 1ea | 616 | Worthington-biochem |
LK003150 | Papain Dissociation System | 1bx | 4340 | Worthington-biochem |
LK003153 | Papain Dissociation System | 3bx | 11340 | Worthington-biochem |
LK003160 | Papain Dissociation System, Without EBSS | 1bx | 3920 | Worthington-biochem |
LK003163 | Papain Dissociation System, Without EBSS | 3bx | 10500 | Worthington-biochem |
LK003170 | DNase Vial (D2) | 1vi | 420 | Worthington-biochem |
LK003172 | DNase Vial (D2) | 5vi | 1372 | Worthington-biochem |
LK003176 | PDS Kit, Papain Vial | 1vi | 434 | Worthington-biochem |
LK003178 | PDS Kit, Papain Vial | 5vi | 1456 | Worthington-biochem |
LK003182 | PDS Kit, Inhibitor Vial | 1vi | 1260 | Worthington-biochem |
LK003188 | PDS Kit, EBSS Vial | 1vi | 896 | Worthington-biochem |
LK003200 | Cell Isolation Optimizing System | 1bx | 9100 | Worthington-biochem |
LK003210 | HBSS Solution | 1ea | 952 | Worthington-biochem |
LK003220 | Trypsin Vial, NCIS | 1vi | 238 | Worthington-biochem |
LK003225 | Trypsin Vial, NCIS | 5vi | 770 | Worthington-biochem |
LK003230 | Inhibitor Vial, NCIS | 1vi | 266 | Worthington-biochem |
LK003235 | Inhibitor Vial, NCIS | 5vi | 770 | Worthington-biochem |
LK003240 | Collagenase Vial, NCIS | 1vi | 518 | Worthington-biochem |
LK003245 | Collagenase Vial, NCIS | 5vi | 2128 | Worthington-biochem |
LK003250 | L-15 Media Powder (L15NK) | 1ea | 476 | Worthington-biochem |
LK003265 | Cell Strainers (Falcon) | 5ea | 756 | Worthington-biochem |
LK003300 | Neonatal Cardiomyocyte Isolation System | 1kt | 5180 | Worthington-biochem |
LK003303 | Neonatal Cardiomyocyte Isolation System | 3kt | 13160 | Worthington-biochem |
LS000150 | Lactoperoxidase | 10mg | 1316 | Worthington-biochem |
LS000151 | Lactoperoxidase | 50mg | 5250 | Worthington-biochem |
LS000152 | Lactoperoxidase | Bulk | 詢價 | Worthington-biochem |
LS000290 | Albumin, Nuclease-Free | 100mg | 868 | Worthington-biochem |
LS000291 | Albumin, Nuclease-Free | 5x100mg | 3920 | Worthington-biochem |
LS000292 | Albumin, Nuclease-Free | Bulk | 詢價 | Worthington-biochem |
LS001041 | Actin | 1mg | 784 | Worthington-biochem |
LS001043 | Actin | Bulk | 詢價 | Worthington-biochem |
LS001045 | Actin | 5mg | 2940 | Worthington-biochem |
LS001069 | Alcohol Dehydrogenase, Lyophilized | 100mg | 1610 | Worthington-biochem |
LS001070 | Alcohol Dehydrogenase, Lyophilized | 1gm | 12040 | Worthington-biochem |
LS001071 | Alcohol Dehydrogenase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001089 | Alcohol Dehydrogenase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001123 | Aldolase, Suspension | 100mg | 2100 | Worthington-biochem |
LS001125 | Aldolase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001128 | Aldolase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001130 | Aldolase, Lyophilized | 100mg | 2590 | Worthington-biochem |
LS001141 | Phosphatase, Acid | 1gm | 1820 | Worthington-biochem |
LS001144 | Phosphatase, Acid | Bulk | 詢價 | Worthington-biochem |
LS001260 | Carbonic Anhydrase | 50mg | 1820 | Worthington-biochem |
LS001263 | Carbonic Anhydrase | 250mg | 8190 | Worthington-biochem |
LS001265 | Carbonic Anhydrase | Bulk | 詢價 | Worthington-biochem |
LS001332 | Chymotrypsin, Alpha, 1X | Bulk | 詢價 | Worthington-biochem |
LS001333 | Chymotrypsin, Alpha, 1X | 1gm | 560 | Worthington-biochem |
LS001334 | Chymotrypsin, Alpha, 1X | 10gm | 3290 | Worthington-biochem |
LS001430 | Chymotrypsin, Alpha, TLCK Treated | 25mg | 462 | Worthington-biochem |
LS001432 | Chymotrypsin, Alpha, TLCK Treated | 100mg | 1120 | Worthington-biochem |
LS001434 | Chymotrypsin, Alpha, TLCK Treated | 1gm | 8680 | Worthington-biochem |
LS001438 | Chymotrypsin, Alpha, TLCK Treated | Bulk | 詢價 | Worthington-biochem |
LS001448 | Chymotrypsin, Alpha, 3X | 250mg | 644 | Worthington-biochem |
LS001450 | Chymotrypsin, Alpha, 3X | 1gm | 1862 | Worthington-biochem |
LS001451 | Chymotrypsin, Alpha, 3X | 10gm | 13930 | Worthington-biochem |
LS001453 | Chymotrypsin, Alpha, 3X | Bulk | 詢價 | Worthington-biochem |
LS001475 | Chymotrypsin, Alpha, Purified | 100mg | 1106 | Worthington-biochem |
LS001477 | Chymotrypsin, Alpha, Purified | Bulk | 詢價 | Worthington-biochem |
LS001479 | Chymotrypsin, Alpha, Purified | 1gm | 8470 | Worthington-biochem |
LS001628 | Cholinesterase, Butyryl | 500un | 5040 | Worthington-biochem |
LS001632 | Cholinesterase, Butyryl | 4ku | 32200 | Worthington-biochem |
LS001636 | Cholinesterase, Butyryl | Bulk | 詢價 | Worthington-biochem |
LS001641 | Clostripain (Endoproteinase-Arg-C) | 1mg | 630 | Worthington-biochem |
LS001643 | Clostripain (Endoproteinase-Arg-C) | 5x1mg | 2436 | Worthington-biochem |
LS001646 | Clostripain (Endoproteinase-Arg-C) | 10mg | 3710 | Worthington-biochem |
LS001647 | Clostripain (Endoproteinase-Arg-C) | Bulk | 詢價 | Worthington-biochem |
LS001652 | Collagen | 5gm | 1960 | Worthington-biochem |
LS001654 | Collagen | 1gm | 616 | Worthington-biochem |
LS001656 | Collagen | 10gm | 3640 | Worthington-biochem |
LS001658 | Collagen | Bulk | 詢價 | Worthington-biochem |
LS001663 | Collagen, Soluble | Bulk | 詢價 | Worthington-biochem |
LS001720 | Carboxypeptidase B, PMSF Treated | Bulk | 詢價 | Worthington-biochem |
LS001722 | Carboxypeptidase B, PMSF Treated | 1ku | 728 | Worthington-biochem |
LS001724 | Carboxypeptidase B, PMSF Treated | 3ku | 1568 | Worthington-biochem |
LS001847 | Catalase, Lyophilized | 2gm | 1204 | Worthington-biochem |
LS001849 | Catalase, Lyophilized | 10gm | 5040 | Worthington-biochem |
LS001851 | Catalase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001872 | Catalase, Suspension | 10ml | 882 | Worthington-biochem |
LS001873 | Catalase, Suspension | 100ml | 6300 | Worthington-biochem |
LS001874 | Catalase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001896 | Catalase, 0.22u Filtered | 10ml | 770 | Worthington-biochem |
LS001898 | Catalase, 0.22u Filtered | 10x10ml | 5320 | Worthington-biochem |
LS002004 | Deoxyribonuclease I | 5mg | 602 | Worthington-biochem |
LS002006 | Deoxyribonuclease I | 20mg | 1470 | Worthington-biochem |
LS002007 | Deoxyribonuclease I | 100mg | 5180 | Worthington-biochem |
LS002009 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002058 | Deoxyribonuclease I, 0.22u Filtered | 11mg | 1652 | Worthington-biochem |
LS002060 | Deoxyribonuclease I, 0.22u Filtered | 25mg | 3192 | Worthington-biochem |
LS002105 | Deoxyribonucleic Acid, Calf Thymus | 100mg | 518 | Worthington-biochem |
LS002106 | Deoxyribonucleic Acid, Calf Thymus | 1gm | 2800 | Worthington-biochem |
LS002107 | Deoxyribonucleic Acid, Calf Thymus | 5gm | 11200 | Worthington-biochem |
LS002108 | Deoxyribonucleic Acid, Calf Thymus | Bulk | 詢價 | Worthington-biochem |
LS002130 | Ribonuclease A, DNase & Protease Free | Bulk | 詢價 | Worthington-biochem |
LS002131 | Ribonuclease A, DNase & Protease Free | 1mg | 392 | Worthington-biochem |
LS002132 | Ribonuclease A, DNase & Protease Free | 5mg | 1288 | Worthington-biochem |
LS002138 | Deoxyribonuclease I | 25mg | 672 | Worthington-biochem |
LS002139 | Deoxyribonuclease I | 100mg | 1610 | Worthington-biochem |
LS002140 | Deoxyribonuclease I | 1gm | 13160 | Worthington-biochem |
LS002141 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002145 | Deoxyribonuclease I | 100mg | 1372 | Worthington-biochem |
LS002147 | Deoxyribonuclease I | 1gm | 9940 | Worthington-biochem |
LS002149 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002172 | Deoxyribonuclease I, Standard Vial | 5x2ku | 966 | Worthington-biochem |
LS002173 | Deoxyribonuclease I, Standard Vial | 2ku | 350 | Worthington-biochem |
LS002274 | Elastase, Suspension | 25mg | 770 | Worthington-biochem |
LS002276 | Elastase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS002279 | Elastase, Suspension | 100mg | 2072 | Worthington-biochem |
LS002280 | Elastase, Suspension | 1gm | 15540 | Worthington-biochem |
LS002290 | Elastase, Lyophilized | 25mg | 812 | Worthington-biochem |
LS002292 | Elastase, Lyophilized | 100mg | 2282 | Worthington-biochem |
LS002294 | Elastase, Lyophilized | 1gm | 16380 | Worthington-biochem |
LS002298 | Elastase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS002375 | Histone, Dried | 250mg | 630 | Worthington-biochem |
LS002377 | Histone, Dried | 1gm | 1820 | Worthington-biochem |
LS002379 | Histone, Dried | Bulk | 詢價 | Worthington-biochem |
LS002402 | Hemoglobin | 5gm | 518 | Worthington-biochem |
LS002403 | Hemoglobin | 25gm | 1330 | Worthington-biochem |
LS002404 | Hemoglobin | 100gm | 4480 | Worthington-biochem |
LS002407 | Hemoglobin | Bulk | 詢價 | Worthington-biochem |
LS002408 | Myoglobin | 250mg | 910 | Worthington-biochem |
LS002410 | Myoglobin | 1gm | 2912 | Worthington-biochem |
LS002412 | Myoglobin | 5gm | 11340 | Worthington-biochem |
LS002414 | Myoglobin | Bulk | 詢價 | Worthington-biochem |
LS002425 | Deoxyribonuclease II | 80ku | 1260 | Worthington-biochem |
LS002427 | Deoxyribonuclease II | Bulk | 詢價 | Worthington-biochem |
LS002515 | Hexokinase, Lyophilized, Recombinant | 2.5ku | 966 | Worthington-biochem |
LS002516 | Hexokinase, Lyophilized, Recombinant | 10ku | 3220 | Worthington-biochem |
LS002518 | Hexokinase, Lyophilized, Recombinant | Bulk | 詢價 | Worthington-biochem |
LS002544 | Histone, Lyophilized | 250mg | 700 | Worthington-biochem |
LS002546 | Histone, Lyophilized | 1gm | 2282 | Worthington-biochem |
LS002548 | Histone, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS002559 | Peroxidase | 100mg | 1190 | Worthington-biochem |
LS002560 | Peroxidase | 1gm | 9310 | Worthington-biochem |
LS002561 | Peroxidase | Bulk | 詢價 | Worthington-biochem |
LS002591 | Hyaluronidase | Bulk | 詢價 | Worthington-biochem |
LS002592 | Hyaluronidase | 300ku | 3360 | Worthington-biochem |
LS002594 | Hyaluronidase | 50ku | 812 | Worthington-biochem |
LS002598 | Cellulase, Purified | 250mg | 602 | Worthington-biochem |
LS002600 | Cellulase, Purified | Bulk | 詢價 | Worthington-biochem |
LS002601 | Cellulase, Purified | 1gm | 1442 | Worthington-biochem |
LS002603 | Cellulase, Purified | 10gm | 12040 | Worthington-biochem |
LS002609 | Cellulase | Bulk | 詢價 | Worthington-biochem |