Buccal Smear For Barr Bodies

buccal smear for barr bodies test

Buccal Smear For Barr Bodies

What is the Buccal smear for barr bodies test? A Barr body is the inactive X chromosome in a female cell. The Barr body is in charge of signalling the presence of sex hormones. The buccal smear Barr body test identifies the female cells' inactive X-chromosome and compares them to male cells. It investigates cell architectures. The test defines a Barr body as a circular disc stuck to the nuclear membrane. 

Why Done? 

The presence of Barr bodies in female cells is detected using the buccal smear test. The test is beneficial because it gathers a sample without requiring a physical inspection. It can be used to determine whether a patient is male or female.


Tap water must be used to thoroughly rinse your mouth. Then use distilled water to clean it. The doctor will scrape tissue from your mouth's inner lining. The tissue is then placed on a dry, clean glass slide. The tissue will be soaked in approximately 95% alcohol by the doctor. After 5 minutes, carbol fuchsin will be added. This is followed by cleaning with distilled water and microscopy.

How does one prepare for the test? 

No preparation is needed.

Required Documents for BUCCAL SMEAR FOR BARR BODIES Test:

  • Doctor prescription. 
  • A government ID.

After Care: 

No care is required.


The BUCCAL SMEAR FOR BARR BODIES Test cost varies by region and facility. It is staffed by trained and experienced professionals to assure patient and visitor safety. So constantly get tested at trustworthy diagnostic centres like Ganesh Diagnostic.

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Test Type Buccal Smear For Barr Bodies

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100% Safe & Hygienic

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Affordable Pricing

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