08 May 2015
Vol 348, Issue 6235

About The Cover

Cover image expansion

COVER A representation of how variation in the human genome affects gene expression among individuals and tissues. Colors and shapes show variations between people and within individuals. The Genotype-Tissue Expression (GTEx) Consortium examined postmortem tissue to document how genetic variants confer differences in gene expression across the human body. See pages 618, 640, 648, 660, and 666.
Illustration: Thomas Danthony