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Synthesis of Stimuli-responsive Nanogels using Aqueous One-step Crosslinking and Co-nanopolymerization
Published on: January 24, 2025
Glucose-triggered release using enzyme-gated mesoporous silica nanoparticles.
Elena Aznar1, Reynaldo Villalonga, Cristina Giménez
1CIBER de Bioingeniería, Biomateriales y Nanomedicina (CIBER-BBN), Spain.
Chemical Communications (Cambridge, England)
|June 11, 2013
Summary
Researchers developed a novel gated nanodevice for controlled cargo delivery. This system utilizes glucose as a trigger, with modified glucose oxidase acting as the capping agent.
Area of Science:
- Biomedical Engineering
- Nanotechnology
- Drug Delivery Systems
Background:
- Controlled cargo delivery is crucial for targeted therapies.
- Existing systems often lack precise trigger mechanisms.
- Glucose-responsive systems offer potential for site-specific release.
Purpose of the Study:
- To report a novel gated nanodevice design.
- To demonstrate glucose-triggered cargo release.
- To utilize cyclodextrin-modified glucose oxidase as a capping agent.
Main Methods:
- Fabrication of a gated nanodevice structure.
- Modification of glucose oxidase with cyclodextrin.
- Assembly of the capping agent onto the nanodevice.
- In vitro testing of cargo release in response to glucose.
Main Results:
- Successful fabrication of the gated nanodevice.
- Demonstrated glucose-specific triggering of cargo release.
- The cyclodextrin-modified glucose oxidase effectively capped the nanodevice.
- Controlled release profiles were observed in the presence of glucose.
Conclusions:
- A novel glucose-gated nanodevice for controlled cargo delivery has been developed.
- The system shows promise for targeted and responsive drug delivery applications.
- This design offers a new strategy for stimuli-responsive nanocarriers.
