The latest ophthalmology news – in brief
Phoebe Harkin |
- Introducing the (potential) drug delivery system of the future – the self-reporting color-contact lens. Designed by a team at China Pharmaceutical University, Nanjing, it uses molecular imprinting – a technique that creates molecular cavities in a polymer structure – to offer sustained drug release. The lens turns blue when medication is fully released – a shift visible to the naked eye, as well as fiber-optic spectrometers. Researchers hope the lens will provide an effective alternative to eye drops and ointments, which only allow patients to absorb five percent of drugs, with most of the medication going directly into the bloodstream.
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