Blog posts of interest from the science and medical information blogosphere:

• F.D.A to set limits on acetaminophen/opioid drug combinations. Too many overdoses by patients have led the agency to limit the amount of acetaminophen in each pill to no more than 325mg.
• The United Nations has declared 2011 The International Year of Chemistry.
• Have you seen the new National Library of Medicine homepage redesign? It has a new look based on analysis of users’ top tasks. Very nice!
• Another wonderfully insightful post from MassGenomics, this time summarizing a recent Science article on mechanisms by which cancer cells hijack cellular metabolism.
• 13 funders of scientific research issued a statement this week on the increased importance of research data sharing. The full statement is available on the Wellcome Trust’s website.