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Related Experiment Video

Updated: Apr 15, 2026

In Vivo Nanovector Delivery of a Heart-specific MicroRNA-sponge
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In Vivo Nanovector Delivery of a Heart-specific MicroRNA-sponge

Published on: June 15, 2018

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Developing injectable nanomaterials to repair the heart.

Mary M Nguyen1, Nathan C Gianneschi2, Karen L Christman1

  • 1Department of Bioengineering and Sanford Consortium for Regenerative Medicine, University of California, San Diego, United States.

Current Opinion in Biotechnology
|April 13, 2015
PubMed
Summary

Injectable nanomaterials, including hydrogels and nanoparticles, offer promising treatments for myocardial infarction by targeting injured heart tissue. Both direct injection and intravenous delivery show potential for improving heart function after heart attacks.

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Area of Science:

  • Biomaterials Science
  • Cardiovascular Research
  • Nanomedicine

Background:

  • Myocardial infarction (MI) causes significant inflammation and injury, necessitating novel therapeutic strategies.
  • Current treatments for MI often focus on restoring blood flow, but regenerative approaches are crucial for long-term recovery.

Purpose of the Study:

  • To explore the potential of injectable nanomaterials for treating myocardial infarction.
  • To evaluate different delivery methods (intramyocardial vs. intravenous) for nanomaterials in the context of MI.

Main Methods:

  • Design and application of injectable nanofibrous hydrogel networks and nanoparticle complexes.
  • Investigation of both intramyocardial and intravenous administration routes for nanomaterials.
  • Assessment of nanomaterial localization and targeting to the injured myocardium.

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Fabrication of Biologically Derived Injectable Materials for Myocardial Tissue Engineering
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Related Experiment Videos

Last Updated: Apr 15, 2026

In Vivo Nanovector Delivery of a Heart-specific MicroRNA-sponge
09:53

In Vivo Nanovector Delivery of a Heart-specific MicroRNA-sponge

Published on: June 15, 2018

8.0K
Fabrication of Biologically Derived Injectable Materials for Myocardial Tissue Engineering
11:32

Fabrication of Biologically Derived Injectable Materials for Myocardial Tissue Engineering

Published on: December 20, 2010

15.6K
3D Whole-heart Myocardial Tissue Analysis
06:53

3D Whole-heart Myocardial Tissue Analysis

Published on: April 12, 2017

9.5K

Main Results:

  • Injectable nanomaterials can be delivered directly into the heart muscle or intravenously to target MI injury.
  • Nanoparticle systems leverage the leaky vasculature post-MI for targeted delivery.
  • Both delivery strategies hold promise for improving cardiac function.

Conclusions:

  • Injectable nanomaterials represent a viable therapeutic avenue for acute myocardial infarction.
  • Optimizing delivery timing and understanding biodistribution are key for successful clinical translation.
  • These nanomedicine approaches offer safe and effective solutions for heart repair.