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Genome-wide detection of positive and balancing signatures of selection shared by four domesticated rainbow trout populations (Oncorhynchus mykiss)

Genetics Selection Evolution 2024 12 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count. Score: 50 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Katy Paul, Katy Paul, Gwendal Restoux, Gwendal Restoux, Florence Phocas Florence Phocas

Summary

Researchers mapped regions of the rainbow trout genome that show signs of selection pressure across four domesticated populations, identifying genes likely shaped by the domestication process. These findings provide a reference resource for understanding how genetic diversity changes when wild fish species are bred in captivity over many generations.

Using material from disconnected populations of different origins allowed us to draw a genome-wide map of signatures of positive selection that are shared between these rainbow trout populations, and to identify several regions that are putatively under balancing selection. These results provide a valuable resource for future investigations of the dynamics of genetic diversity and genome evolution during domestication.

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