Role of pheromone recognition systems in creating new species of fission yeast

March 11, 2019

This article comments on work published by Seike at al. (PloS Biol., 2019), which demonstrated an “asymmetric” pheromone recognition system in the fission yeast Schizosaccharomyces pombe.

What’s in a name? How organelles of endosymbiotic origin can be distinguished from endosymbionts

January 21, 2019

This In the Pit article suggests redefining the relationship between hosts and endosymbionts, like mitochondria and plastids, as a single species based on "sexual symbiont integration," the loss of independent speciation, and congruence in genetic recombination and population sizes, rather than solely on historic classifications or structural properties.