One day, ants might help save lives by acting as inexpensive bio-detectors.
, the researchers found ants can distinguish between cancerous and healthy cell samples and different types of cancer cells.
This was despite the fact that the cancer biomarkers from the grafted human tumor were potentially altered while passing through the mouse's body and mixed in with other scents within the mouse urine. Yet the ants showed no difference in their ability to detect the presence of small tumors compared to large tumors in the mice; they could sniff out large and small tumors from cancer-free controls just the same.
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