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Researchers have found that earwax is a rich source of health information. Its chemical makeup is now being studied, which could potentially uncover new methods for diagnosing diseases such as Alzheimer’s, diabetes and cancer.
The scientific term for earwax is cerumen. It is a natural substance formed from secretions of two gland types in the outer ear canal, blending with hair, perspiration, debris, and other particles to reach a waxy consistency. Once produced in the ear canal, the substance is carried outward, adhering to skin cells as they move from the inner ear to the outer edge. Generated within the external ear passage, it serves to moisturize, cleanse, and shield the ears, acting as a defense against foreign particles.
Earwax varies based on genetic background. People of European or African heritage typically have wet earwax, which is of a yellow hue and is sticky. Whereas, East Asians have dry earwax, which is gray in color and non-sticky. Some individuals produce minimal earwax or none at all. Researchers are nearing the completion of studies to address this issue.
In recent years, earwax has transitioned from an overlooked biological material to a key subject in scientific research, especially for diagnostics. A prior study gathered earwax samples from individuals with and without cancer.
Scientists found 27 compounds in earwax that act as a unique signature for cancer detection, distinguishing cancer patients from healthy individuals with 100% accuracy. This new test could offer a fast, non-invasive, cost-effective, and highly precise method for diagnosing cancer. The researchers called the new method the Cerumenogram.
The versatility of earwax has astonished researchers with each study, and they are confident it will become a standard diagnostic tool with numerous applications for human and animal health.
To view the original scientific study click below:
Cerumenogram: a new frontier in cancer diagnosis in humans
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