# Immunohistochemistry Assay, Antibody, Melanoma-Associated Antigen A4
> **Product code: SBL** · Class III — High Risk (PMA approval required, life-sustaining) · Hematology · 21 CFR 864.1860
## Classification
- **FDA Product Code:** SBL
- **Device class:** Class III — High Risk (PMA approval required, life-sustaining)
- **Regulation:** 21 CFR 864.1860
- **Review panel:** PA
- **Medical specialty:** Hematology
- **Submission type:** 2
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** N
## Definition

Melanoma-associated antigen A4 (MAGE-A4) antibody is a qualitative immunohistochemical antibody, intended for use in the detection of MAGE-A4 protein expression in human clinical tissue specimens. The MAGE A4 antibody is indicated as an aid in identifying patients eligible for treatment with specific FDA approved therapeutic drugs.

## Market data
- **Cleared 510(k) submissions:** 0
- **Registered establishments:** 3
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=SBL)
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