3D inprimaketa eta elektrohiratze bidez ekoitzitako kitina/gelatina

Abstract

3D inprimaketa eta elektrohiratze teknikak konbinatuz kitina/gelatina/alkohol polibinilikozko aldamioak sortu ziren, honela hierarkikoki porotsuak ziren egiturak sortuz. Fruta-euliaren pupak, kitina erauzteko aukerazko iturri gisa aztertu ziren. Erauzitako kitinak purutasun handia erakutsi zuen, honela txerri gelatinarekin konbinatuz 3D bidez inprima zitekeen tinta lortzeko (3DP tinta). Beste alde batetik, elektrohiratu zitekeen PVA eta gelatinaz sortutako tinta formulatu zen (ES tinta), nanozuntz sarea sortzeko. Polimero hauen elkarketak propietate interesgarriak eman zizkion sortutako egiturari, hala nola, muku-itsaskortasuna eta biobateragarritasuna.
Chitin/gelatin/polyvinyl alcohol scaffolds were prepared by combining 3D printing and electrospinning techniques, resulting in structures with hierarchical porosity. Fruit fly pupae were investigated as an alternative source for chitin production. The extracted chitin showed high purity, and was combined with pig gelatin to obtain 3D printable ink (3DP ink). Gelatin with PVA was used as an electrospinable ink (ES ink) to fabricate nanofibre meshes. The use of different polymers conferred unique properties to the scaffolds, such as mucoadhesive properties and biocompatibility.

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Keywords

fruta-euliaren pupa; kitina; gelatina; 3D inprimaketa; elektrohiratua; aldamioak, fruit fly pupae; chitin; gelatin; 3D printing; electrospinning; scaffolds

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