Source 1primary paper2013Nature Communications
Toolkit/CoFe2O4@BaTiO3 magneto-electric nanoparticles
CoFe2O4@BaTiO3 magneto-electric nanoparticles
Also known as: magneto-electric nanoparticles, MENPs
Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
Here we report an in vitro study to demonstrate the on-demand release of azidothymidine 5'-triphosphate ... from 30 nm CoFe2O4@BaTiO3 magneto-electric nanoparticles by applying a low alternating current magnetic field.
Usefulness & Problems
No literature-backed usefulness or problem-fit explainer has been materialized for this record yet.
Published Workflows
Objective: Demonstrate externally controlled on-demand anti-HIV drug release from magneto-electric nanoparticle carriers in an in vitro setting relevant to blood-brain barrier delivery challenges.
Why it works: The abstract states that intrinsic magnetoelectricity allows the nanoparticles to couple external magnetic fields with electric forces in drug-carrier bonds, enabling remotely controlled release without heat.
magnetoelectric coupling between external magnetic fields and electric forces in drug-carrier bondsnon-thermal field-triggered cargo releasein vitro release testing under alternating magnetic fieldpost-release structural characterizationpost-release functional testing in HIV-infected cells
Stages
- 1.Field-triggered in vitro release demonstration(functional_characterization)
This stage establishes that the carrier can release cargo on demand in response to the external field.
Selection: Demonstration that azidothymidine 5'-triphosphate can be released on demand from magneto-electric nanoparticles under a low alternating current magnetic field.
- 2.Post-release integrity confirmation(confirmatory_validation)
This stage verifies that field-triggered release does not compromise the drug.
Selection: Confirmation that the released drug retains functional and structural integrity.
Steps
- 1.Apply low alternating current magnetic field to AZTTP-loaded magneto-electric nanoparticlesdrug carrier under test
Trigger on-demand release of azidothymidine 5'-triphosphate from the nanoparticle carrier.
Release must first be demonstrated before the integrity of the released drug can be assessed.
- 2.Confirm functional and structural integrity of the released drugcarrier platform whose released cargo is being validated
Verify that the released azidothymidine 5'-triphosphate remains functional and structurally intact after field-triggered release.
Integrity testing is performed after release because the key downstream question is whether the release process preserves drug function and structure.
Taxonomy & Function
Primary hierarchy
Mechanism Branch
Architecture: A delivery strategy grouped with the mechanism branch because it determines how a system is instantiated and deployed in context.
Techniques
Structural CharacterizationTarget processes
No target processes tagged yet.
Input: Chemical
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Ranked Claims
CoFe2O4@BaTiO3 magneto-electric nanoparticles enabled on-demand in vitro release of azidothymidine 5'-triphosphate under a low alternating current magnetic field.
particle size 30 nm
The intrinsic magnetoelectricity of the nanoparticles couples external magnetic fields to electric forces in drug-carrier bonds, enabling remotely controlled release without exploiting heat.
Functional and structural integrity of the released drug was confirmed in vitro using HIV-infected cells and multiple analytical measurements.
Approval Evidence
1 source3 linked approval claimsfirst-pass slug cofe2o4-batio3-magneto-electric-nanoparticles
Here we report an in vitro study to demonstrate the on-demand release of azidothymidine 5'-triphosphate ... from 30 nm CoFe2O4@BaTiO3 magneto-electric nanoparticles by applying a low alternating current magnetic field.
Source:
capabilitysupports
CoFe2O4@BaTiO3 magneto-electric nanoparticles enabled on-demand in vitro release of azidothymidine 5'-triphosphate under a low alternating current magnetic field.
Source:
mechanismsupports
The intrinsic magnetoelectricity of the nanoparticles couples external magnetic fields to electric forces in drug-carrier bonds, enabling remotely controlled release without exploiting heat.
Source:
validation resultsupports
Functional and structural integrity of the released drug was confirmed in vitro using HIV-infected cells and multiple analytical measurements.
Source:
Comparisons
No literature-backed comparison notes have been materialized for this record yet.
Ranked Citations
- 1.