The oldest organ in your mouth isn’t what you think
Ask The Dentist
MAY 12, 2025
3.5 billion years of evolution gave you a built-in shield against cavities and gum disease. Here’s why it no longer works. Biofilms are often referred to as the skin of the tooth, a simple and ubiquitous layer that adheres to hard surfaces like teeth. However, this description fails to capture the true essence of biofilms as fundamental biological systems.
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