| Field | Specification |
|---|---|
| Target | |
| Alternative names | XmAb14045 |
| UniProt # | |
| CAS no. | |
| Reactivity | |
| Applications | |
| Assay type | |
| Sample type(s) | Plasma, Serum |
| Sensitivity | |
| Detection range | |
| Detection method | |
| Storage | |
| Shipping | |
| Catalog no. (Mfr.) | |
| Main SKU |
Assay Principle
Vibecotamab ELISA Kit provides plate-based quantitative measurement of Vibecotamab. Each run carries its own standard series, so results remain comparable across plates, days, and operators in a research workflow.
Background
Vibecotamab (XmAb®14045) is a tumor-targeted antibody that contains both a CD123 binding domain and a cytotoxic T-cell binding domain (CD3) in a Phase 1 clinical trial for the treatment of acute myeloid leukemia (AML) and other CD123-expressing hematologic malignancies. An XmAb Bispecific Fc domain serves as the scaffold for these two antigen binding domains and confers long circulating half-life, stability and ease of manufacture on vibecotamab. CD123 is highly expressed on AML cells and leukemic stem cells, and it is associated with poorer prognosis in AML patients. Engagement of CD3 by vibecotamab activates T cells for highly potent and targeted killing of CD123-expressing tumor cells.
Specifications
| Assay Type | Quantitative Colorimetric ELISA |
|---|---|
| Detection Method | Colorimetric |
| Plate Format | 96-well (96T) |
| Sample Types | Plasma, Serum |
| Sensitivity | 0.156 μg/mL |
| Detection Range | 0.31-5 μg/mL |
| Recovery | 80-120% |
| Stability & Storage | The stability of ELISA kit is determined by the loss rate of activity. The loss rate of this kit is less than 10% prior to the expiration date under appropriate storage condition. |
| Shipping | 2-8 °C |
| CAS Number | 2138442-13-2 |
| UniProt | P26951 & P07766 |
| Alternative Names | XmAb14045 |
Performance Data
The kit provides a quantitative range of 0.31-5 μg/mL, an analytical sensitivity of 0.156 μg/mL, typical spike recovery of 80-120%. Plan sample dilutions so readouts fall within the linear portion of the standard curve, and evaluate matrix effects with dilution-linearity and spike-recovery controls.
Target Notes
The target is also referenced in the literature as XmAb14045. Curated target information is available under UniProt accession P26951 & P07766. The corresponding compound is registered under CAS 2138442-13-2.
Common Research Applications
- Pharmacokinetic profiling of the drug in preclinical and translational research models
- Bioanalytical method development, bridging, and comparability studies
- Stability and formulation studies requiring reproducible concentration readouts
Safety & Handling
For Research Use Only. Not for diagnostic or therapeutic use. Handle all reagents and samples according to your institution's laboratory safety guidelines, and store components as recommended to preserve assay performance.
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