These two news stories may be of interest: http://www.the-scientist.com/?articles.view/articleNo/50671/title/German-Sci... http://www.the-scientist.com/?articles.view/articleNo/49906/title/Major-Germ... Regards. Arun http://orcid.org/0000-0002-4398-4658 http://www.researcherid.com/rid/B-9925-2009 -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.