Self-assembling tetrameric peptides allow <i>in situ</i> 3D bioprinting under physiological conditions
Sakandar Rauf, Hepi Hari Susapto, Kowther Kahin, Salwa Alshehri, Sherin Abdelrahman, Jordy Homing Lam, Sultan Asad, Sandip V. Jadhav, Dhakshinamoorthy Sundaramurthi, Xin Gao, Charlotte A. E. Hauser
Abstract
We have developed an in situ bioprinting method that allows the printing of cells under true physiological conditions by applying self-assembling ultrashort peptides as bioinks. This method avoids cell stressing methods, such as UV-treatment, chemical crosslinking and viscous bioink printing methods. We further demonstrate that different nanomaterials can easily be synthesized or incorporated in the 3D bioprinted peptide scaffolds which opens up the possibility of functionalized 3D scaffolds.
Topics & Concepts
In situ3D bioprintingMaterials scienceNanotechnologyBiophysicsBiologyChemistryBiomedical engineeringEngineeringTissue engineeringOrganic chemistry3D Printing in Biomedical ResearchBone Tissue Engineering MaterialsDiatoms and Algae Research