Epistasis refers to the influence of one genomic mutation or variant on the phenotypic effects of another mutation or variant. Based on available evidence and theory, this phenomenon has a major influence on evolutionary trajectories for organisms of all...
Toxoplasma gondii is an intracellular protozoan parasite that infects many different vertebrate species asexually and undergoes a sexual cycle after infecting cats (http://www.cdc.gov/parasites/toxoplasmosis/, 2013). Parasite oocysts are potentially introduced...