Chilean scientists achieved what many medicines cannot: a dressing that kills bacteria with no cure 💊🇨🇱

Por Valentina Ulloa
23 June, 2026

The most striking fact: bacteria that no longer respond to any antibiotic… and this dressing eliminates 99% of them. 😮

Four years in the lab. A team of Chilean scientists. And a result that no one in the world had achieved with such simple materials. 🔬

Dr. Jonathan Andrés Ortiz and his team from the Usach Biomaterials Chemistry Laboratory, together with researchers from Coaniquem, developed a polymeric matrix of natural origin that, in tests with hospital strains — the most dangerous bacteria that exist, the ones that no longer respond to antibiotics — reduced the bacterial load by almost 100%.

In Chile, that type of multidrug-resistant pathogen increases the probability of death by 42% when there is no effective treatment. This dressing could change that statistic. 💪

What makes the biomaterial special is not only its effectiveness: it is biodegradable, biocompatible, absorbs wound exudates, and costs less than the imported dressings currently sold in the country. Coaniquem treats more than 80 thousand burns in children every year — and it was that real urgency that motivated the entire project. The team is already working to scale up its production. 🇨🇱

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