| Size | 1 Plate Kit, 2 Plate Kit, 5 Plate Kit |
| Estimated Lead Time | 1-2 business days |
| Species | Human |
| Sensitivity | 0.38 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 | 0.38 pg/ml - 625 pg/ml |
| Specificity | This ELISA antibody pair detects human cTnI. Other species not determined. |
| Compatible Sample Types | Cell Culture Supernatants, Plasma, Serum |
| Recommended Dilution (Serum/Plasma) | 2 fold |
| Accession Number | P19429 |
| Gene Id | 7137 |
| Gene Symbols | TNNI3, TNNC1 |
| Protein Name / Synonyms | Troponin I, cardiac muscle (Cardiac troponin I) |
| Quantitative/Semi-Quantitative | Quantitative |
| Solid Support | 96-well Microplate |
| Design Principle | Sandwich-based |
| Method Of Detection | Colorimetric |
| Research Area | Cardiovascular Disease |
| Shipping Type | Blue ice |
| Storage | ≤-20°C |



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Human Cardiac Troponin I (cTnl) ELISA Kit
Used for extracellular vesicle samples. Very good sensitivity
Review by Anonymous, from Wake forest University, on Jun 25, 2025
I used human serums and it worked well. I used 1:3 dilution (some disease samples 1:4). 1:3 dilution works well for healthy serums and all were in-between range. Pros - there is a freely available excel sheet to analyze data which is very useful. Cons- kit requires 100 ul per well. And make sure to run a blank without detection antibody, because when analyzing data they have a blank, but they do not mention it in the protocol. All in all, kit worked well and satisfied with the purchase.
Review by Nipuni, from Indiana University, on Jun 6, 2023
Assay performed very well, directions were clear and easy to follow.
Review by David Bellar, on Apr 14, 2018
Human Cardiac Troponin I (cTnl) ELISA Kit