| EX0245 BUCCAL SMEAR FOR BARR BODIES (SEX CHROMATIN) |
| Specimen: |
Rinse mouth with water. Prepare 4 slides of scrapings from the buccal mucosa, 2 from the left and 2 from the right cheek. Fix immediately in 95% ethanol for 30 min. Air dry and ship at room temperature. Provide clinical details on the test request form. |
| Stability: |
| Room |
Refrigerated |
Frozen |
| 24 hrs |
72 hrs |
NA |
|
| Method: |
Aceto-orcein stain |
| Comment: |
The recommended test is CHROMOSOME ANALYSIS, BLOOD (KARYOTYPE) |
| Report: |
Contact us to know the TAT. |
| Usage: |
Barr body / Sex chromatin is the inactive X chromosome in female somatic cells which have two X chromosomes. One X chromosome remains active while the other condenses on the nuclear membrane & forms a Barr body. Males have one each of X & Y chromosomes, hence do not have a Barr body. |
| Doctor Specialty: |
Endocrinologist, Gynecologist |
| Disease: |
Genetic Disorders |
| Components: |
|
| Courier Charges: |
0.00 |
| Home Collection: |
Available |
| Department: |
Biochemistry (*T&C Apply) |
| Pre Test Information: |
The patient must rinse their mouth with water prior to sampling. Give brief clinical history. |
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