Laboratory evolution from social to solitary behavior in the N2 reference strain is unnecessary for its fitness advantages
Yuehui Zhao, Lijiang Long, Wen Xu, Richard F. Campbell, Edward L. Large, Joshua S. Greene, Patrick T. McGrath
This study shows that fitness advantages in the N2 C. elegans strain arise from genetic changes in npr-1 and glb-5, which affect O2 sensing and pheromone circuits, not directly from solitary feeding behavior.
bioRxiv · Apr 30, 2018 · PreprintEvolutionary Biology