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宿主来源
Rabbit抗原名称
Occludin分子别名
OCLN细胞定位
Cell membraneAccession
Q16625克隆号
SDT-4588抗体类型
Recombinant mAb抗体同种型
IgG反应种属 ?
Hu, Ms, Rt阳性样本
Caco-2, HepG2, A431, A549, HT-29, bEnd.3, mouse colon, mouse small intestine, mouse liver, mouse kidney, mouse brain, mouse lung, rat colon, rat liver, rat kidney, rat brain, rat lung预测反应种属
(反应种属缩写表)Dg纯化方式
Protein A浓度
1 mg/ml标记
Unconjugated性状
Liquid缓冲体系
PBS
储存条件
12 months from date of receipt / reconstitution, 4 °C as supplied
应用
IHC-P ?
ICC ?
WB
稀释度
应用 稀释度 推荐种属 WB 1:1000 Hu, Ms, Rt IHC-P 1:500 Hu, Ms, Rt ICC 1:100 Hu
Occludin is a approximately 65 kDa four-pass transmembrane protein, identified and named in 1993 as a pivotal component of tight junctions (TJs), primarily localized at the apical lateral membranes of epithelial and endothelial cells; featuring two extracellular loops, one intracellular loop, and a long C-terminal cytoplasmic tail, its extracellular loops mediate "zipper-like" sealing between adjacent cells via homo- or heterophilic interactions, thereby establishing a selective permeability barrier that strictly regulates paracellular transport and maintains cell polarity, while its C-terminus anchors tight junctions to the actin cytoskeleton by binding to cytoplasmic scaffolding proteins such as ZO-1, subsequently participating in the fine-tuned regulation of cell signaling, gene expression, proliferation, and differentiation, playing an indispensable central role in the construction of the blood-brain barrier, maintenance of tissue homeostasis, and pathological processes including inflammation and tumor metastasis.
免疫印迹
WB result of Occludin Recombinant Rabbit mAb
Primary antibody: Occludin Recombinant Rabbit mAb at 1/1000 dilution
Lane 1: HeLa whole cell lysate 20 µg
Lane 2: Caco-2 whole cell lysate 20 µg
Lane 3: HepG2 whole cell lysate 20 µg
Lane 4: A431 whole cell lysate 20 µg
Lane 5: A549 whole cell lysate 20 µg
Lane 6: HT-29 whole cell lysate 20 µg
Low expression control: HeLa whole cell lysate
Secondary antibody: Goat Anti- rabbit IgG, (H+L), HRP conjugated at 1/10000 dilution
Predicted MW: 59 kDa
Observed MW: 18-60 kDaWB result of Occludin Recombinant Rabbit mAb
Primary antibody: Occludin Recombinant Rabbit mAb at 1/1000 dilution
Lane 1: bEnd.3 whole cell lysate 20 µg
Lane 2: mouse colon lysate 20 µg
Lane 3: mouse small intestine lysate 20 µg
Lane 4: mouse liver lysate 20 µg
Lane 5: mouse kidney lysate 20 µg
Lane 6: mouse brain lysate 20 µg
Lane 7: mouse lung lysate 20 µg
Secondary antibody: Goat Anti- rabbit IgG, (H+L), HRP conjugated at 1/10000 dilution
Predicted MW: 59 kDa
Observed MW: 18-60 kDaWB result of Occludin Recombinant Rabbit mAb
Primary antibody: Occludin Recombinant Rabbit mAb at 1/1000 dilution
Lane 1: rat colon lysate 20 µg
Lane 2: rat liver lysate 20 µg
Lane 3: rat kidney lysate 20 µg
Lane 4: rat brain lysate 20 µg
Lane 5: rat lung lysate 20 µg
Secondary antibody: Goat Anti- rabbit IgG, (H+L), HRP conjugated at 1/10000 dilution
Predicted MW: 59 kDa
Observed MW: 18-60 kDa
免疫组化
IHC shows positive staining in paraffin-embedded human colon. Anti-Occludin antibody was used at 1/500 dilution, followed by a HRP Polymer for Rabbit IgG (ready to use). Counterstained with hematoxylin. Heat mediated antigen retrieval with Tris/EDTA buffer pH9.0 was performed before commencing with IHC staining protocol.
IHC shows positive staining in paraffin-embedded human stomach. Anti-Occludin antibody was used at 1/500 dilution, followed by a HRP Polymer for Rabbit IgG (ready to use). Counterstained with hematoxylin. Heat mediated antigen retrieval with Tris/EDTA buffer pH9.0 was performed before commencing with IHC staining protocol.
IHC shows positive staining in paraffin-embedded human ovarian cancer. Anti-Occludin antibody was used at 1/500 dilution, followed by a HRP Polymer for Rabbit IgG (ready to use). Counterstained with hematoxylin. Heat mediated antigen retrieval with Tris/EDTA buffer pH9.0 was performed before commencing with IHC staining protocol.
IHC shows positive staining in paraffin-embedded mouse stomach. Anti-Occludin antibody was used at 1/500 dilution, followed by a HRP Polymer for Rabbit IgG (ready to use). Counterstained with hematoxylin. Heat mediated antigen retrieval with Tris/EDTA buffer pH9.0 was performed before commencing with IHC staining protocol.
IHC shows positive staining in paraffin-embedded rat colon. Anti-Occludin antibody was used at 1/500 dilution, followed by a HRP Polymer for Rabbit IgG (ready to use). Counterstained with hematoxylin. Heat mediated antigen retrieval with Tris/EDTA buffer pH9.0 was performed before commencing with IHC staining protocol.
免疫细胞化学
ICC shows positive staining in Caco2 cells. Anti-Occludin antibody was used at 1/100 dilution (Green) and incubated overnight at 4°C. Goat polyclonal Antibody to Rabbit IgG - H&L (Alexa Fluor® 488) was used as secondary antibody at 1/1000 dilution. The cells were fixed with 4% PFA and permeabilized with 0.1% PBS-Triton X-100. Nuclei were counterstained with DAPI (Blue). Counterstain with tubulin (Red).
组织表达图谱
Expression of Occludin in tumor tissues.
Expression of Occludin in human tissues.
Expression of Occludin in mouse & rat tissues.







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