Variation in the human immune system is largely driven by non-heritable influences - Brodin, P; Jojic, V; Gao, TX; Bhattacharya, S; Angel, CJL; Furman, D; Shen-Orr, S; Dekker, CL; Swan, GE; Butte, AJ; Maecker, HT; Davis, MM (Cell, 2015)