A Wayne State University probe into allegations of research misconduct leveled against pathologist Fazlul Sarkar has found the scientist guilty of multiple instances of image manipulation, among other infractions.
January 25, 2002|
Heparan sulfate glycosaminoglycan (HSG) sugars are found on the cell surface and in the extracellular matrix that surrounds cells, and have roles that are still unknown. In January 22 Proceedings of the National Academy of Sciences, Dongfang Liu and colleagues from Massachusetts Institute of Technology, Cambridge, US, show that the HSG coat present on tumor cells contains bioactive sequences that influence tumor-cell growth and metastasis.Liu et al. injected the enzyme heparinase I or the hepara