This gene encodes one of two important enzymes metabolizing histamin, so it is not surprising that genetic alterations are associated with allergic diseases. Also, an association with hitamin intolerance is postulated.
| Clinic | Method | Carrier testing |
| Turnaround | 5 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Massive parallel sequencing |
| Turnaround | 25 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Genomic sequencing of the entire coding region |
| Turnaround | 25 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Target mutation analysis |
| Turnaround | 20 days | |
| Specimen type | genomic DNA |