"Many years ago Johns and l1 showed that Endameba buccalis are most numerous at the very bottom of the pyorrhoea pocket".
"Elsewhere I4 have described a previously unrecognized demonstrable line on extracted teeth which indicates the location of the outer border of the epithelial attachment. It is called the "zone of disintegrating epithelial attachment cuticle" or zdeac".
"After feeding the parasite usually withdraws into the leptothrix bed for safety and protection".
"A Clean Tooth Does Not Decay, nor does periodontoclasia occur about a clean tooth." C. C. Bass, M.D.