Need more sensitivity? Check out the new NexaTag® kit for this target. Still not enough? Then your answer is our Ultrasensitive Biomarker Testing Service powered by Simoa™ technology.
| Size | 1 Plate Kit, 2 Plate Kit, 5 Plate Kit |
| Estimated Lead Time | 1-2 business days |
| Species | Human |
| Sensitivity | 61 pg/ml Need more sensitivity? Check out the new NexaTag® kit for this target. Still not enough? Then your answer is our Ultrasensitive Biomarker Testing Service powered by Simoa™ technology. |
| Detection Range | 61 pg/ml - 15,000 pg/ml |
| Specificity | Cross Reactivity: This ELISA kit shows no cross-reactivity with the following cytokines tested: human AMIGO, Aminopeptidase LRAP (ERAP2), Amnionless, Arylsulfatase A, Bcl-w, CD109, CD157, CD34, CD83, CLEC-1, CLEC10A (CD301), CMG-2, CREG, Cystatin SN, Cytokeratin-8, Dectin-1, Desmocollin-3, Endoglycan, Galectin-4, HAPLN1, Jagged 1, Langerin CD207), Lumican, Matriptase (ST14), MEP1B, Nectin-3, OX40 (TNFRSF4), p27, Pappalysin-2, Plexin B3, Plexin D1, proGRP, PSA-total, Reg1B, RGM-A, ROBO2, Spinesin, TWEAK R (TNFRSF12), ULBP-3. |
| Compatible Sample Types | Cell Culture Supernatants, Plasma, Serum |
| Recommended Dilution (Serum/Plasma) | 2 fold |
| Accession Number | P23510 |
| Gene Id | 7292 |
| Gene Symbols | TNFSF4, TXGP1 |
| Protein Name / Synonyms | Tumor necrosis factor ligand superfamily member 4 (Glycoprotein Gp34) (OX40 ligand) (OX40L) (TAX transcriptionally-activated glycoprotein 1) (CD antigen CD252) |
| Quantitative/Semi-Quantitative | Quantitative |
| Solid Support | 96-well Microplate |
| Design Principle | Sandwich-based |
| Method Of Detection | Colorimetric |
| Research Area | Inflammation, Autoimmune Disease |
| Shipping Type | Blue ice |
| Storage | ≤-20°C |




RayBio® Human OX40 Ligand (TNFSF4) ELISA Kit for serum, plasma, and cell culture supernatant samples.
Lead time: Typically ships within 1-2 business days. No Friday shipments.
RayBio® Human OX40 Ligand (TNFSF4) ELISA Kit for serum, plasma, and cell culture supernatant samples.
Lead time: Typically ships within 1-2 business days. No Friday shipments.
Human OX40L ELISA Kit
Human OX40L ELISA Kit
The kit is excellent! The protocol is easy to follow and provides detailed instructions. It offers high sensitivity and reproducibility. I highly recommend it.
Review by Adrian Mansini, from Rush University Medical Center, on Jul 29, 2025
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