Discrimination of PCR products by colour and size improves the accuracy of sex-typing in avian species

Nadia Mucci*, Chiara Mengoni, Ettore Randi

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

5 Citations (Scopus)

Abstract

Gender determination of endangered birds with no sexual dimorphism is needed in captive-breeding and conservation projects. Several molecular approaches have been developed, focusing on different species. In this study, we successfully tested a protocol for sex identification, based on the amplification of fluorescently labeled products in 63 species listed in the Convention of Washington (CITES) Appendix I, and belonging to Psittaciformes, Accipitriformes, Falconiformes, Strigiformes, Pelecaniformes, Ciconiiformes, Gruiformes, Passeriformes, and Sphenisciformes. We designed a multiplexed PCR that produces a single amplicon in males and two distinct amplicons, respectively coloured in blue and green, in females. This procedure generates digitally coloured electropherograms that yield a reliable and quick sexing.

Original languageEnglish
JournalConservation Genetics Resources
Volume9
Issue number1
Pages (from-to)73-77
Number of pages5
ISSN1877-7252
DOIs
Publication statusPublished - 1 Mar 2017

Keywords

  • Accipitriformes
  • Ciconiiformes
  • CITES
  • Falconiformes
  • Gruiformes
  • Molecular sexing
  • Pelecaniformes
  • Psittaciformes
  • Sphenisciformes
  • Strigiformes

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