3-NT(3-Nitrotyrosine) ELISA Kit

What it means: Target is the analyte this ELISA is designed to measure. The target on this page is 3-NT (3-Nitrotyrosine).

Most ELISA targets are proteins (often gene products) used as biomarkers for pathway activity, disease models, or treatment response.

Why it matters:

• Correct match: Use the target name/synonym (3-Nitrotyrosine) to confirm you’re measuring the right biomarker (isoforms and closely related family members can differ).
• Species fit: This kit is listed as General reactivity—choose a kit matched to your organism to avoid reduced binding and inaccurate quantification.
• Interpretation: Baseline abundance varies widely by tissue, treatment, and disease state—plan controls and a dilution series to keep readings within the standard curve.

How to interpret here: The chip value shows the target as 3-NT (3-Nitrotyrosine). Use it to align your study design (samples, expected range, and controls) and follow the recommended standard curve and dilution guidance.

What it means: Reactivity indicates the species the antibodies/standards in the kit are validated to detect. This kit is listed as General.

Why it matters:

• When it’s used: “General” is often used for conserved targets or non-species-specific analytes where the same assay can be applied across multiple organisms.
• Still verify: Matrix effects and sequence differences can still impact results—run a small pilot with representative samples before scaling up.
• Controls: Include standards and controls in the same sample matrix whenever possible (serum vs plasma vs lysate can behave differently).

How to interpret here: Treat General as a starting point, not a guarantee—confirm fit with your sample type and organism using a pilot run.

What it means: A Competitive Inhibition ELISA measures target by competition—sample analyte competes with a labeled/plate-bound analyte, so signal is typically inversely related to concentration.

Why it matters:

• Best for small targets: Often used for small molecules, metabolites, or modified analytes that cannot be “sandwiched” by two antibodies.
• Curve direction: Because the readout is inverse, careful standard preparation and consistent timing are critical for accurate quantification.
• Interpretation: Small differences in handling can shift the curve—run standards and controls on every plate.

How to interpret here: The chip value Competitive Inhibition means higher analyte usually produces lower signal—interpret results using the provided standard curve model.

What it means: Sensitivity is the lowest concentration the assay can reliably distinguish from background under the recommended conditions. The listed sensitivity is 1.4 ng/mL.

Why it matters:

• Low-abundance targets: Higher sensitivity (a lower number) helps when expected levels are near the detection limit.
• Plan dilutions: If samples are concentrated, dilute into the assay range; if levels are very low, optimize sample prep to improve recovery.
• Matrix matters: Real samples can reduce effective sensitivity—use matrix-matched standards or include spiking/recovery checks when possible.

How to interpret here: Use 1.4 ng/mL to judge whether the kit can detect your expected baseline levels. If you expect concentrations close to this value, run a pilot with a dilution series to confirm reliable quantification.