KLK3
KLK3全称为激肽释放酶相关肽酶3,又称前列腺特异性抗原(PSA),是人体精液中的重要成分。该蛋白由前列腺上皮细胞分泌,主要功能是通过分解精囊凝固蛋白促进精子液化,在生殖过程中起关键作用。KLK3表达受雄激素严格调控,临床上常作为前列腺癌筛查的核心生物标志物。当血清PSA水平异常升高时,常提示前列腺增生、炎症或恶性肿瘤可能,但需结合直肠指检、影像学检查综合判断。
PSA可通过裂解胰岛素样生长因子结合蛋白(IGFBP)影响细胞增殖通路,与肿瘤转移存在潜在关联。基于该蛋白特性开发的诊断试剂已广泛应用于前列腺癌早期检测,全球年检测量超过1亿人次。治疗领域,靶向PSA的放射性核素疗法(如177Lu-PSMA)在晚期前列腺癌患者中展现出显著疗效,目前FDA已批准Pluvicto®等药物上市。我国自主研发的PSA抑制剂也进入Ⅱ期临床试验阶段。
热销产品
KLK3 Recombinant Monoclonal Antibody (CSB-RA548583A0HU)
验证数据

IHC image of CSB-RA548583A0HU diluted at 1:100 and staining in paraffin-embedded human prostate tissue performed on a Leica BondTM system. After dewaxing and hydration, antigen retrieval was mediated by high pressure in a citrate buffer (pH 6.0). Section was blocked with 10% normal goat serum 30min at RT. Then primary antibody (1% BSA) was incubated at 4℃ overnight. The primary is detected by a Goat anti-rabbit IgG polymer labeled by HRP and visualized using 0.05% DAB.
KLK3 Antibodies
KLK3 for Homo sapiens (Human)
产品货号 | 产品名称 | 种属反应性 | 应用类型 |
---|---|---|---|
CSB-PA06779D0Rb | KLK3 Antibody, Biotin conjugated | Human | ELISA |
CSB-PA06779A0Rb | KLK3 Antibody | Human | ELISA, IHC |
CSB-PA06779B0Rb | KLK3 Antibody, HRP conjugated | Human | ELISA |
CSB-PA012454GA01HU | KLK3 Antibody | Human | ELISA,IHC |
CSB-PA06779C0Rb | KLK3 Antibody, FITC conjugated | Human | |
CSB-PA697334 | KLK3 Antibody | Human,Mouse | ELISA,WB,IHC |
CSB-PA006113 | KLK3 Antibody | Human | WB, ELISA |
CSB-PA009525 | KLK3 Antibody | Human | WB, IHC, IF, ELISA |
CSB-PA920807 | KLK3 Antibody | Human | ELISA,IHC |
CSB-PA554992 | KLK3 Antibody | Human | ELISA,IHC |
CSB-RA548583A0HU | KLK3 Recombinant Monoclonal Antibody | Human | ELISA, IHC |
KLK3 ELISA Kit
KLK3 ELISA Kit for Homo sapiens (Human)
产品货号 | 产品名称 | 样本类型 | 灵敏度 |
---|---|---|---|
CSB-E04768h | Human prostate specific antigen,PSA ELISA Kit | serum, plasma, tissue homogenates | 0.078 ng/mL |