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Tokyo — Researchers at the Neo-Tokyo University (NTU) Institute of Bio-Innovation have successfully engineered a synthetic enzyme capable of breaking down common household plastics in under fifteen minutes. The breakthrough, published this week in Nature Biotechnology, represents a massive leap forward in the global fight against plastic pollution.
The newly developed enzyme, dubbed PET-Destroyer Alpha, targets polyethylene terephthalate (PET)—the plastic commonly used in water bottles, clothing fibers, and food packaging, which normally takes hundreds of years to decompose.
Traditional recycling relies on mechanical melting, which degrades plastic quality over time. The NTU team took a different approach: bio-recycling. By using artificial intelligence to redesign the molecular structure of a naturally occurring bacterium, they created an enzyme that aggressively snaps the chemical bonds of plastic at room temperature.
The process leaves behind only non-toxic, raw organic compounds that can be reused to create high-quality products, creating a perfectly circular eco-system.
“We didn’t just want to break down the plastic; we wanted to do it at scale without burning massive amounts of energy. This enzyme works in standard water tanks without needing extreme heat.”
— Prof. Kenji Sato, Lead Researcher at NTU
While the enzyme has performed flawlessly in laboratory settings, the next challenge is industrial scaling. Neo-Tokyo University has already partnered with two global eco-tech firms to test the enzyme in municipal water treatment and waste facilities starting later this year.
If successful, this biotechnology could be integrated into recycling centers globally by the end of 2027, drastically reducing ocean landfill waste.
| Metric | Current Standard Methods | NTU Bio-Enzyme Tech |
| Decomposition Time | 450+ Years | 12 to 15 Minutes |
| Carbon Footprint | High (Thermal Melting) | Near Zero (Room Temp) |
| End Product | Degraded Plastic | Pure Raw Materials |