his co-workers published over 20 years worth of studies on
both human and animal models [28-30], supporting the
theory which has remained the most popular explanation
to date. The theory states that sensitive dentin is based on
the stimulus-induced fluid flow in the dentinal tubules and
consequent nociceptor activation in the pulp/dentin border
area [6]. Intradental myelinated A-β and some A-δfibres are