Appendix 2

1. Quoted from Victoria V. Lunyak, et al., ‘Corepressor-Dependent Silencing of Chromosomal Regions Encoding Neuronal Genes’, Science, 2002, Vol. 298. no. 5599, pp. 1747–52, p. 1748.

2. Text of the American Heart Association, http://www.healthscout.com/ency/68/243/main.html, accessed on 2 August 2010.