Paper Chase is a research database designed to offer abstracts of research articles published in journals that have a highly rated impact factor as determined by ISI Impact Factor and PageRank. Abstracts are organized by date, with the most recently published papers listed first. 

Paper Chase

SnapShot: The hematopoietic stem cell niche.

Cell. Jul 03, 2014;158(1):228-228.e1.
Kfoury Y, Mercier F, Scadden DT.

Harvard Stem Cell Institute, Massachusetts General Hospital Center for Regenerative Medicine, Department of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.