Frog skin yields a possible new antibiotic and cancer-fighting compound
Medicinal Plants
This is animal biochemistry research with no connection to plants, gardening, or botany, so it falls outside the scope of plant-focused interest.
Researchers found a new compound, called QUB-1264, in the slimy skin coating of a frog species and recreated it in the lab. In tests, it slowed down a type of staph bacteria and killed some lung cancer cells, though it also showed mild toxicity to red blood cells. This kind of frog-skin chemistry is being explored as a backup plan for when regular antibiotics stop working.
Key Findings
QUB-1264 showed selective activity against Staphylococcus aureus with an MIC of 128 μM
The peptide killed H157 lung cancer cells with an IC50 of 10^-7 M
The compound showed mild cytotoxicity against red blood cells at effective concentrations
chevron_right Technical Summary
Scientists isolated a new peptide from a frog's skin secretions that kills staph bacteria and shows early promise against lung cancer cells in lab tests, offering a possible lead for future antibiotic or anticancer drugs.
Abstract Preview
Original paper
Studies on a novel bioactive peptide, QUB-1264, extracted from the skin secretion of Odorrana schmackeri
Because of the nature of antibiotics to accelerate the development of resistance and overuse of them in daily life, drug resistance has become a huge problem. Increasing numbers of antibiotics are ...
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