The current state of chromatin immunoprecipitation! Z# K, u4 O b6 z D
http://www.ncbi.nlm.nih.gov/pubmed/200770367 V0 d4 a( G% I3 v
Epigenetic reprogramming of nuclei using cell extracts7 D+ u. i' f% W6 R% L
http://www.ncbi.nlm.nih.gov/pubmed/17848718