Fecha de publicación: -- Fuente: WIPO "tomato" This disclosure relates to polymer-based microneedles loaded with one or more bacteriophages for bacterial decontamination and methods of making and uses thereof. Also disclosed herein are apparatuses for decontaminating a substrate, the apparatus comprising: a base; one or more microneedles extending from the base, the one or more microneedles being configured such that at least part of the one or more microneedles penetrates the substrate on contact with the substrate, the one or more microneedles comprising a polymeric material; and one or more bacteriophages associated with the one or more microneedles such that the one or more bacteriophage is delivered into the substrate upon penetration by the one or more microneedles.