Document zdoXn3r38506zoEmXwYa42pza

c failed to protoot pulaoaa/ tissue from tho Irritation eausod by aebeetoe fibere(*5)j to their experiments metallic aluminum Instead of th^* hydroxide wee used. FORUATI02 OF A5Di:ST0SI3 DOCIKS j* ' * Tho Iron in the coating of tho sebootoels body appears to bo derived from blood or tlaeue elements end not, as has been suggested, from the mineral fiber. Following subcutaneous Injection of too kind# of duyiotile Into the groin of guinea pigs ~ one kind containing 2 per cent the other 0*2 per cent FojOj - the eobestosls bodies wore equally owar* ous at both sites of Injootlon and showed no dlfforenoe In their reaction to Prussian blue, tho reagent wbioh stains Iron* This finding Is In agroomont with Hint of CirouxO^*). TISSUE REACTIQK TO ASGESTOSIS DODIES Intrstraohsol Injootlon Into guinea pigs of cebeetosis bodies re covered from humn lung tlssua failed to produce a fibroue rosetton, -The notorial for Injection wne obtained by digesting with sodium hypochlorlto solution the lung tlaeue removod at autopsy from on aebooto# worker* The asbestosle bodies could boraoon in the guinea pigs for at least a year v tftar Injeotlou* Thin experiment shows that the asbavtoala body has a rather resistant oostiog rhlch la not destroyed by moderate hypochlorite^ treatment, which may bo malntalnod In rlvo for a yoar or longer and whl^^ 14* . < . is* ": : Giroux, U. Amtaotoso experimantalat Valour Pathognoaonlque du "oorpe 0* Amtante". Uvsl bodloal B 3&, 1943* C