Root canal sealers
Root canal sealers
Root canal sealers
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In vitro model for coronal leakage<br />
Upper chamber<br />
with bacteria<br />
Sterilised, root<br />
filled root<br />
Barthel et al, 1999<br />
Wax seal<br />
Lower chamber, sterile<br />
medium<br />
Bacteria penetrating the root filling multiply in the clear<br />
medium of the lower chamber, making it turbid.
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