09:1109:11, 27 December 2014diffhist−12
Histidine
→NMR: Incorrect initial sentance (see e.g. http://rbaldwin.stanford.edu/PDFs/protonation_behavior_of_histidine.pdf), in second sentance pKa is 6 - better number to use
12:1512:15, 6 February 2009diffhist+5
Jeni Barnett
They haven't removed the audio - You can buy it. But not put it on your blog for free. I reckon that entire sentance should go, but I can just see an edit war if I rm it.