---
title: Correct identification of autoantibodies involved in myasthenia gravis.
description: Correct identification of autoantibodies involved in Myasthenia gravis. Request 50 % discount on ARAb RRA or MuSK-Ab ELISA kit
image: https://www.tecan.com/hubfs/Tecan-bg-Elisa-kit.jpg
---

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# Correct identification of autoantibodies involved in myasthenia gravis

## Request 50 % discount on ARAb RRA or MuSK-Ab ELISA kit

Radioreceptor assay and enzyme immunoassay for quantitative and qualitative determination of autoantibodies against acetylcholine receptor and  muscle-specific receptor tyrosine kinase.

### Overview about assay characteristics and benefits

#### ARAb RRA (catalog no. RE21021, 100 det., RE21023, 30 det.)

| Specificity | 93 % |
| --- | --- |
| Sensitivity | 100 % |
| Sample volume | 20 µL human serum or plasma |
| **Assay time Approx.** | 4 h (incl. incubation time) |

###### Features

- Receptor from human origin which results in high sensitivity
- Detects autoantibodies in fetal and adult receptor
- Low cross-reactivity to other autoimmune diseases and no false-positive results of patient samples

#### MuSK-Ab ELISA (catalog no. RE51021)

| Specificity | 100 % |
| --- | --- |
| Sensitivity | 95 % |
| Sample volume | 10 µL of human serum |
| **Assay time Approx.** | 4.5 h (incl. incubation and wash steps) |

###### Features

- Wide measurement range
- Very good linearity
- Good precision
- Quantitative assay: MuSK titer correlates with disease intensity and helps in patient monitoring

Complete the form and you will be contacted.

### Request your Discount

*  
Valid for new customers only. Valid for customers in the USA for ARAb RRA (RE21021) only.Order of one 50% discounted kit in total for RE21021 (**100 det.** ARAb RRA) **or RE21023 (30 det. ARAb RRA)** or RE51021 (MuSK-Ab ELISA) per laboratory or institute /  study group only. Exclusions from the promotion are possible. *

<https://www.tecan.com/request-discount-on-arab-rra-or-musk-ab-elisa-kit#>

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