Skip to main content


Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Figure 1 | BMC Medicine

Figure 1

From: Genetic, environmental and stochastic factors in monozygotic twin discordance with a focus on epigenetic differences

Figure 1

(A) The mechanism of a secondary epimutation. A DNA alteration at an imprinting center (IC) indirectly influences and alters the methylation pattern (black and white triangles) at another locus, which could be in cis or in trans. (B) In primary epimutation, the external stimulus (whether environmental or stochastic) directly alters the methylation.

Back to article page