Isotype controls are negative controls that are designed to measure the amount of non-specific background signal caused by the primary antibody. Isotype controls have no specificity for the target protein, yet retain all of the non-specific characteristics of an antibody.

Flow cytometric analysis of anti-CD19 CAR expression on human cell line Jurkat cells. Jurkat cells were transduced with lentivirus encoding anti-CD19 CAR and cultured. 2×105 cells were stained with Rabbit Anti-Mouse FMC63 scFv Monoclonal antibody, PE (Cat. No. 200106) (black) compared to Rabbit IgG
| Product No. | 700306 |
| Size | 100 tests |
| Vol. per Test | 1 μL |
| Antibody Types | Monoclonal |
| Clone | 6B2 |
| Immunogen | KLH |
| Host Species | Rabbit |
| Isotype | IgG |
| Storage Buffer | Aqueous buffered solution containing protein stabilizer and ≤0.05% ProClin 300 |
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