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Who'd have thought it? Humble cold remedies that you can buy in the pharmacy are blocking the spread of cancer, researchers have discovered.
The remedies, known as NACs (N-Acetyl cysteines), are decongestants that help people cope with the worst symptoms of the common cold—and they also happen to interfere with the growth and spread of cancer.
It's all to do with cancer cells known as stroma by interfering with cancer cells known as stroma, which are essential for cancer to spread. They are part of a process that includes special 'transporter' proteins that supply energy—and specifically lactate—from neighbouring cells.