Nanocellulose in biomedical and biosensing applications: A review

Area of Science:

• Biomaterials Science
• Nanotechnology
• Green Chemistry

Background:

• Cellulose is abundant and nanocellulose (NC) offers a sustainable substrate for nanocomposites.
• NC possesses high specific surface area, tunable chemistry, low toxicity, biodegradability, and biocompatibility.
• These properties make NC highly suitable for diverse biomedical applications.

Purpose of the Study:

• To review the biomedical applications of nanocellulose-based hydrogels, aerogels, and nanocomposites.
• To highlight advancements in using NC for wound dressing, drug delivery, tissue engineering, scaffolds, and biomedical implants.
• To explore the emerging role of NC in biosensing for health monitoring.

Main Methods:

• Literature review of scientific publications on nanocellulose in biomedical fields.
• Analysis of research on NC hydrogels, aerogels, nanocomposites, and biosensors.
• Synthesis of findings on NC properties and applications.

Main Results:

• NC-based materials show promise in wound dressings, drug delivery systems, tissue engineering scaffolds, and implants.
• Nanocellulose hydrogels and aerogels are effective platforms for various biomedical uses.
• NC is increasingly utilized in biosensors for detecting biomarkers, heavy metals, and for general health monitoring.

Conclusions:

• Nanocellulose is a versatile and eco-friendly material with significant potential in advanced biomedical applications.
• Further research into NC-based materials will drive innovation in healthcare and diagnostics.
• The unique properties of NC position it as a key component in future sustainable medical technologies.