Stimulus-assisted in situ bioprinting: advancing direct bench-to-bedside delivery

Area of Science:

• Regenerative Medicine
• Biotechnology
• Tissue Engineering

Background:

• 3D bioprinting of constructs is crucial for regenerative medicine.
• Stimulation of cells within bioconstructs guides tissue development.
• Conventional methods involve separate, lengthy processes, increasing contamination and shape risks.

Purpose of the Study:

• To introduce stimulus-assisted in situ bioprinting.
• To integrate bioprinting and biostimulation into a single process.
• To address limitations of conventional regenerative medicine fabrication.

Main Methods:

• Developed a novel stimulus-assisted in situ bioprinting technique.
• Integrated direct application of stimuli to bioink during fabrication.
• Focused on minimizing risks associated with separate processing steps.

Main Results:

• Demonstrated a streamlined approach to creating 3D bioconstructs.
• Successfully combined printing and stimulation within a single procedure.
• Mitigated contamination and shape discordance issues.

Conclusions:

• Stimulus-assisted in situ bioprinting offers a promising advancement for regenerative medicine.
• This integrated approach enhances efficiency and reduces risks in bioconstruct fabrication.
• Further research into stimulation strategies during in situ printing is warranted.