User contributions for 083235984

26 November 2010

• 03:2003:20, 26 November 2010 diff hist +13 Penicillin No edit summary
• 03:1903:19, 26 November 2010 diff hist +131 Penicillin No edit summary
• 03:1803:18, 26 November 2010 diff hist +237 N Penicillin Created page with 'Penicillin was the first antibiotic to be discovered. It permanently inactivates the key enzymes in bacterial cell walls.<ref>Berg JM, Tymoczko JL and Stryer L, 2007, Biochemistr…'

11 November 2010

• 11:2111:21, 11 November 2010 diff hist +33 Cysteine No edit summary