The evolution of extreme fertility defied ancestral gonadotropin mediated brain-reproduction tradeoff
H. Y. Shpigler, B. Herb, J. Drnevich, M. Band, G. E. Robinson, G. Bloch
The paper investigates JH's role in bumble bees, finding it upregulates metabolic genes in the fat body and downregulates protein turnover in the brain, suggesting a tradeoff between fertility and brain health.
bioRxiv · Apr 30, 2020 · PreprintEvolutionary Biology