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Faculty of Health and Life Sciences

Dr Juan José Ginés Rivas

Dr Juan José Ginés Rivas

Postdoctoral Research Fellow

 J.Gines-Rivas@exeter.ac.uk

 3406

 Newman Lower Ground Floor (The Cave)


Overview

My main goal is to understand evolution in eukaryotic organisms, studying the evolutionary forces that shapes genomes and create biodiversity. For this purpose, during my career I have used different strategies, from the creation of transgenic lines of Fusarium oxysporum to study transposable elements, and the analysis of codon usage in choanoflagellates and other species surrounding the transition to pluricellularity in the phylogenetic tree.

I have recently joined the Fraser lab group, which uses a model organism for evolutionary biology, the Trinidadian guppy (Poecilia reticulata). This research aims to unveil the genetic architecture of features that change rapidly and repeatably, using different approaches of bioinformatics, quantitative genetics, and evolutionary biology.

Qualifications

2021 PhD. Evolutionary Genomics. University of Huddersfield.

2016 MscR. Biotechnology. Universidad de Córdoba.

2015 Bsc. Veterinary Medicine. Universidad de Córdoba.

Career

2022 – present      Postdoctoral Research Fellow, University of Exeter.

Research group links

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Research

Research interests

The Trinidadian guppy, commonly known as rainbow fish or millionfish, present advantages to study evolution derived from its short life cycle and its ability to live in different environments. This characteristics make the different guppy populations, specifically those in isolated rivers of the Northern Mountain Range of Trinidad, ideal to study variation and adaptation. In areas with low predation danger, guppies have evolved similar traits, such as larger size and increased colouration in males. We use this system to ask our main evolutionary questions:

- How are the evolutionary forces and the environment shaping the genome?

- What phenotypic traits change rapidly and repeatably, and how is this variation possible?

- What elements promote the convergent evolution and how is this reflected at genomic level?

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Office Hours:

08:00 – 17:30

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