Defining the Unseen: Population-Specific Markers for Astyanax mexicanus Blind Cavefish

Aubrey E. Manning, Hannah Grunwald, Rachel Moran, Roberto Rodriguez-Morales, Amanda K. Powers, Suzanne McGaugh, Johanna E. Kowalko

Research output: Contribution to journalArticlepeer-review

Abstract

Astyanax mexicanus is an emerging model system used to study development, evolution, and behavior of multiple cavefish populations that have repeatedly evolved from conspecific surface fish. Although surface and cavefish live and breed in the laboratory, there are no rapid methods for distinguishing between different cavefish populations. We present 2 methods for genotyping fish for a total of 16 population-specific markers using methods that are easy and inexpensive to implement in a basic molecular biology laboratory. This resource will help researchers maintain independent stocks within the laboratory and distinguish between fish from different populations.

Original languageEnglish (US)
Pages (from-to)255-258
Number of pages4
JournalZebrafish
Volume21
Issue number3
DOIs
StatePublished - Jun 1 2024

Bibliographical note

Publisher Copyright:
Copyright 2024, Mary Ann Liebert, Inc., publishers.

Keywords

  • Astyanax mexicanus
  • cavefish
  • husbandry
  • population-specific markers

PubMed: MeSH publication types

  • Journal Article

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