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Resurrection of Dormant Daphnia magna: Protocol and Applications
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Experimental macroevolution.

Graham Bell1

  • 1Biology Department, McGill University, 1205 avenue docteur Penfield, Montreal, Quebec, Canada H3A 1B1 graham.bell@mcgill.ca.

Proceedings. Biological Sciences
|January 15, 2016
PubMed
Summary
This summary is machine-generated.

Laboratory experiments may soon illuminate long-term evolutionary processes like innovation and adaptive radiation. Researchers explore resurrecting ancestors and evolving new organisms, despite current limitations.

Keywords:
adaptive radiationancestral resurrectionecological transitionexperimental evolutioninnovationmacroevolution

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Area of Science:

  • Evolutionary biology
  • Developmental biology
  • Genomics

Background:

  • Long-term evolutionary processes like innovation and adaptive radiation have historically been difficult to study experimentally.
  • Recent advancements in various research fields suggest a potential shift towards laboratory-based investigations of these macroevolutionary phenomena.

Purpose of the Study:

  • To explore the feasibility of using laboratory experiments to study long-term evolutionary processes.
  • To discuss methods for resurrecting ancestral organisms and evolving new species in controlled environments.

Main Methods:

  • Resurrecting ancestral organisms directly from preserved propagules/tissues or indirectly via gene expression in modern genomes.
  • Artificial selection on major developmental genes to evolve novel organisms.
  • Mimicking major ecological transitions in laboratory settings to study adaptive radiation.

Main Results:

  • The convergence of multiple research programs suggests laboratory experiments could become viable for studying evolution.
  • Potential methods include ancestral resurrection and artificial selection on developmental genes.
  • Adaptive radiation can be investigated by simulating ecological shifts.

Conclusions:

  • While significant quantitative and qualitative limitations exist, laboratory experiments hold promise for understanding the evolution of new organisms.
  • These experimental approaches may offer novel insights into macroevolutionary patterns.