Stein, G.S., et al. (1992) Mechanisms regulating osteoblast proliferation and differentiation. In: Bilezikian, J.P., Raisz, L.G. and Rodan, G.A., Eds., Principle of Bone Biology, Academic Press, London, 71.

has been cited by the following article:

• TITLE: RETRACTED: Effect of a novel compound from Lycopodium obscurum L. on osteogenic activity of osteoblasts in vitro

  AUTHORS: Chaoyuan Wang, Ruiyun Wu, Guangzhong Yang, Keith A. Blackwood, Thor Friis, Dietmar W. Hutmacher, Maria Ann Woodruff

  KEYWORDS: Osteogenesis; RT-PCR

  JOURNAL NAME: Natural Science, Vol.5 No.1, January 31, 2013

  ABSTRACT: Short Retraction Notice The paper is withdrawn from "Natural Science" due to personal reasons from the first author of this paper. This article has been retracted to straighten the academic record. In making this decision the Editorial Board follows COPE's Retraction Guidelines. The aim is to promote the circulation of scientific research by offering an ideal research publication platform with due consideration of internationally accepted standards on publication ethics. The Editorial Board would like to extend its sincere apologies for any inconvenience this retraction may have caused. Editor guiding this retraction: Aveling MAO (Editorial Assistant of NS). The full retraction notice in PDF is preceding the original paper, which is marked "RETRACTED".