Fig. 2

Publication trends in paternal epigenetic inheritance. a The number of publications has increased at a 1.9 papers/year rate (r² = 0.777). Until 2011, few studies on the subject were published, although the 1st Överkalix cohort publication had been published in 2002. In 2010, Carone and colleagues published an epigenetic inheritance paper in Cell, which may have contributed to increase the visibility of the subject. After that, the number of publications per year increased significantly until 2021. b The main origin of publications on epigenetic inheritance is the USA, which have produced more than twice as many papers on the subject than the second most prolific country, China. The UK, Australia, and Canada follow, completing the top-5 countries in terms of publications