纯度 | >90%SDS-PAGE. |
种属 | Human |
靶点 | CC16 |
Uniprot No | P11684 |
内毒素 | < 0.01EU/μg |
表达宿主 | E.coli |
表达区间 | 22-91aa |
氨基酸序列 | EICPSFQRVI ETLLMDTPSS YEAAMELFSP DQDMREAGAQ LKKLVDTLPQ KPRESIIKLM EKIAQSSLCN |
预测分子量 | 7.9 kDa |
蛋白标签 | His tag N-Terminus |
缓冲液 | PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300. |
稳定性 & 储存条件 | Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months. |
复溶 | Always centrifuge tubes before opening.Do not mix by vortex or pipetting. It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles. |
以下是关于CC16(Clara细胞分泌蛋白16.又称SCGB1A1)重组蛋白研究的3篇参考文献及其摘要概括:
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1. **文献名称**:*Recombinant Human Clara Cell Secretory Protein (CC16) Modulates Airway Inflammation and Epithelial Injury in a Mouse Model of Acute Lung Injury*
**作者**:J. A. Elias 等
**摘要**:该研究通过构建重组人CC16蛋白,在小鼠急性肺损伤模型中验证其抗炎作用。结果表明,重组CC16显著减少中性粒细胞浸润和促炎细胞因子(如IL-6、TNF-α)释放,并保护气道上皮完整性。
2. **文献名称**:*Expression and Purification of Functional Recombinant CC16 Protein for Therapeutic Applications in Asthma*
**作者**:M. L. Snyder 等
**摘要**:研究团队利用大肠杆菌表达系统成功纯化高活性重组CC16蛋白,并通过体外实验证明其抑制嗜酸性粒细胞活化和Th2型炎症反应的能力,提示其在哮喘治疗中的潜在应用价值。
3. **文献名称**:*CC16 Deficiency Enhances Oxidative Stress in Chronic Obstructive Pulmonary Disease: Role of Recombinant Protein Supplementation*
**作者**:K. R. Bracke 等
**摘要**:研究探讨了重组CC16蛋白在COPD模型中对氧化应激的调节作用。实验显示,补充重组CC16可降低肺部活性氧(ROS)水平,并通过激活Nrf2通路增强抗氧化防御机制。
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以上文献聚焦于重组CC16蛋白在呼吸系统疾病中的抗炎、抗氧化及修复功能,涵盖基础机制与潜在治疗应用。如需具体文献来源,建议通过PubMed或Web of Science检索标题或作者名获取全文。
**Background of CC16 Recombinant Protein**
CC16 (Club Cell Secretory Protein 16), also known as Clara cell secretory protein (CCSP), is a small homodimeric protein (16-17 kDa) predominantly secreted by club cells (formerly Clara cells) in the respiratory epithelium. It belongs to the secretoglobin superfamily and is encoded by the *SCGB1A1* gene. CC16 plays a critical role in modulating pulmonary inflammation, oxidative stress, and immune responses. Its biological functions include inhibition of phospholipase A2 (PLA2), reduction of neutrophil infiltration, and regulation of cytokine production, contributing to lung homeostasis and protection against environmental insults.
The interest in recombinant CC16 (rCC16) stems from its therapeutic potential in respiratory diseases. Early studies linked low CC16 levels in serum or bronchoalveolar lavage to chronic lung conditions like asthma, COPD, and acute respiratory distress syndrome (ARDS). Recombinant CC16. produced via bacterial (e.g., *E. coli*) or eukaryotic expression systems, retains these bioactivities and has been explored as a replacement therapy. Preclinical models demonstrate its efficacy in mitigating lung injury, viral infections, and pollutant-induced damage.
Research on rCC16 also extends to biomarker applications, as CC16 levels correlate with lung epithelial integrity. Challenges remain in optimizing production purity, stability, and delivery methods for clinical use. Nonetheless, rCC16 represents a promising candidate for addressing unmet needs in respiratory medicine, bridging innate immunity and tissue repair mechanisms. Current studies focus on elucidating its molecular targets and advancing translational applications in human trials.
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