Injectable Hydrogel-Based Nanocomposites for Cardiovascular Diseases.

Area of Science:

• Biomaterials Science
• Regenerative Medicine
• Cardiovascular Research

Background:

• Cardiovascular diseases (CVDs) represent a significant global health burden, necessitating innovative therapeutic strategies.
• Injectable hydrogels are emerging as a promising minimally invasive treatment option for CVDs.
• Current limitations include challenges in precise therapeutic agent delivery and local retention within the heart.

Purpose of the Study:

• To review recent advancements in injectable hydrogels for cardiovascular disease treatment.
• To explore various types of injectable hydrogels, including natural and synthetic formulations.
• To highlight the integration of therapeutic agents like stem cells, exosomes, and genetic materials within hydrogels.

Main Methods:

• Comprehensive literature review of injectable hydrogel applications in cardiovascular repair.
• Analysis of different hydrogel compositions (natural, synthetic) and their therapeutic payloads.
• Examination of the mechanisms underlying hydrogel-mediated cardiac repair.

Main Results:

• Injectable hydrogels demonstrate potential for targeted delivery and sustained release of therapeutic agents.
• Complexation with stem cells, nanoparticles, exosomes, and genetic materials enhances hydrogel efficacy.
• Key mechanisms involve providing a supportive microenvironment for cardiac tissue regeneration.

Conclusions:

• Injectable hydrogels, particularly nanocomposite formulations, show significant promise for treating cardiovascular diseases.
• Further research into optimizing delivery and retention will enhance their clinical applicability.
• These advanced hydrogels represent a potential breakthrough in cardiac repair strategies.