@denisovans Have you seen our magazine articles on metformin? http://t.co/sckGZUoS and http://t.co/RuFCv418
— Life Extension (@LifeExtension) March 7, 2012
And thanks to @SomaticStemCell for retweeting too - and anyone else who is out there sharing our tweets and resources. Have a great weekend
— EuroStemCell (@eurostemcell) September 28, 2012