12 months from date of receipt / reconstitution, -20 °C as supplied
| 应用 | 稀释度 | 推荐种属 |
|---|---|---|
| ICC | 1:200 | Hu |
| ICFCM | 1:800 | Hu |
Proliferating cell nuclear antigen (PCNA) is a type of DNA clamp that acts as a DNA polymerase in eukaryotic cells δ. The processing factor of is crucial for replication. PCNA is a homologous trimer that achieves its processability by surrounding DNA, where it serves as a scaffold for recruiting proteins involved in DNA replication, DNA repair, chromatin remodeling, and epigenetics. It is expressed in most tumors as a proliferative antigen.
Flow cytometric analysis of PCNA expression on 4% PFA fixed 90% methanol permeabilized HeLa. Cells from the HeLa (Human cervix adenocarcinoma epithelial cell) was stained with FITC Rabbit IgG Isotype Control (Black line histogram) and SDT PCNA Recombinant Rabbit mAb (FITC Conjugate) (Red line histogram) at 1/800 dilution (0.25 μg), cells without incubation with primary antibody and secondary antibody (Blue line histogram) was used as unlabelled control. Flow cytometry and data analysis were performed using BD FACSymphony™ A1 and FlowJo™ software.
ICC shows positive staining in HeLa cells. Anti- PCNA (FITC Conjugate) antibody was used at 1/200 dilution (Green) and incubated overnight at 4°C. The cells were fixed with 4% PFA and permeabilized with 0.1% PBS-Triton X-100. Nuclei were counterstained with DAPI (Blue).
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