Ian old friend, us Yanks were kind enough to send the Necator americanus
for this little Limey experiment, are the English chocolates heading back on the return trip?
By the way, good article, thanks!
I think I've included this link before http://asthmahookworm.com/
and I again will say that I don't agree with what this guy did, but I can't help but find it interesting (and shocking and disgusting).
I begrudgingly have to admit that what I now consider the "hygiene hypothesis+" began in the UK http://en.wikipedia.org/wiki/Hygiene_hypothesis
and some of the best research in the field remains in the UK.