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<p>stress relief during mastication and a reduction in dentin-enamel sliding and has, thus, not been selected against, making it an accidental adaptation</p>

<p><big> Functions </big></p>
<p>It has been proposed that the DEJ is crucial in preventing the progression of cracks from enamel to dentin and averting additional severe tooth fractures </p>

<p>The dentino-enamel junction is an intricate biomechanical interface that forms the boundary between the highly mineralised enamel and the collagen-rich dentin. Enamel is the hardest tissue in the human body,</p><p>
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