GuideDiagnostic Laboratory Methods

Polymorphic Microsatellite Marker Analysis

Analysis that looks for differences in the lengths of microsatellite repeats between alleles. Polymorphic microsatellites are present in the genome every few thousand base pairs and can function as molecular markers.

Topic snapshot

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Updated
2026-10-20
Author
National Cancer Institute (source definition)
Reviewer
Automated source check (NCI definition)

Review and references

Author

National Cancer Institute (source definition)

Reviewer

Automated source check (NCI definition)

Published

2026-10-20

Updated

2026-10-20

Disclaimer

professional use

What it is

Analysis that looks for differences in the lengths of microsatellite repeats between alleles. Polymorphic microsatellites are present in the genome every few thousand base pairs and can function as molecular markers.

Source: National Cancer Institute, NCI Thesaurus 26.09d, C63332. NCI definition, reproduced without modification under CC BY 4.0.

Source identity and definition checked automatically on 2026-10-20. No individual clinical interpretation or human reviewer is asserted.

Compliance note

Reference intervals and interpretation depend on the laboratory, specimen, method and clinical context. This source definition is educational information; it does not establish a diagnosis, product approval or suitability for an individual.