Abstract: Provided herein are scaffold biomaterials including at least one bundle of microchannels, the bundle of microchannels having a plurality of decellularised microchannels isolated from plant or fungal tissue, the decellularised microchannels being arranged substantially parallel to each other within the bundle. Also provided are methods and uses of such scaffold biomaterials and bundles, as well as methods for the production of such scaffold biomaterials and bundles.