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Related Concept Videos

Stem Cell Therapy for Tissue Regeneration01:21

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Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
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After cellular or tissue damage, the resident stem cells present in the human body can locally repair and regenerate the damaged tissue or organ. However, even though some tissues do not have stem cells, they can repair and regenerate with the help of pre-existing cells. For example, beta cells of the pancreas and hepatocytes of the liver can divide to renew and regenerate the tissue. Here, both cell division and cell death are well regulated by homeostasis.
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Related Experiment Video

Updated: Jan 7, 2026

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Self-assembling rose-derived nanovesicles: A multifunctional tool for tissue regeneration.

Antonella Barone1, Luigi Ciriolo2, Salvatore Panza1,3

  • 1Department of Experimental and Clinical Medicine, University "Magna Græcia" of Catanzaro, Catanzaro, Italy.

International Journal of Pharmaceutics: X
|December 29, 2025
PubMed
Summary
This summary is machine-generated.

Researchers developed rose petal-derived nanovesicles (RPDNVs) for skin repair. These biocompatible nanocarriers promote fibroblast migration and extracellular matrix modulation, showing promise for regenerative medicine and therapeutic skin applications.

Keywords:
Antioxidant activityExtracellular vesicle-like nanoparticlesIn vivo biosafetyPlant-derived nanovesiclesSkin regenerationWound healing

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Area of Science:

  • Regenerative Medicine
  • Nanotechnology
  • Biomaterials Science

Background:

  • Biocompatible nanotherapeutics are crucial for skin regeneration.
  • Plant-derived materials offer potential for novel therapeutic applications.

Purpose of the Study:

  • To isolate and characterize rose petal-derived extracellular vesicle-like nanovesicles (RPDNVs).
  • To evaluate the potential of RPDNVs for therapeutic skin repair.

Main Methods:

  • Isolation of RPDNVs via differential ultracentrifugation and size exclusion chromatography.
  • Physicochemical characterization of RPDNVs (morphology, size, cargo).
  • In vitro and in vivo biocompatibility and functional assessments.

Main Results:

  • RPDNVs exhibit vesicular morphology, nanoscale size, and antioxidant cargo.
  • RPDNVs show mechanical stability, enhance fibroblast migration, and modulate ECM gene expression without fibrosis.
  • Biocompatibility confirmed in vitro and in vivo; freeze-drying stability achieved.

Conclusions:

  • RPDNVs are a promising class of plant-derived nanocarriers for skin regeneration.
  • Their stability and biocompatibility support translational applications in therapeutic skin repair.