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Progress in microsphere-based scaffolds in bone/cartilage tissue engineering.

Qian Pan1,2, Weixian Su1,2, Yongchang Yao1,2

  • 1Department of Joint Surgery, The Key Laboratory of Advanced Interdisciplinary Studies Center, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong 510120, People's Republic of China.

Biomedical Materials (Bristol, England)
|September 26, 2023
PubMed
Summary
This summary is machine-generated.

Microsphere-based scaffolds show promise for bone and cartilage repair by offering enhanced cell activity and efficient neotissue formation. This review covers their materials, preparation, and applications in tissue engineering.

Keywords:
cell proliferationchondrogenesisdrug deliverymicrosphereosteogenesistissue engineering

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Area of Science:

  • Regenerative Medicine
  • Biomaterials Science
  • Tissue Engineering

Background:

  • Bone and cartilage repair remain significant challenges in medical research.
  • Tissue engineering offers novel solutions, with scaffold biomaterial design being critical.
  • Microsphere-based scaffolds are emerging as promising materials for bone/cartilage regeneration.

Purpose of the Study:

  • To review the research progress of microsphere-based scaffolds in bone and chondral tissue engineering.
  • To discuss the types, preparation methods, and pore size considerations of microspheres.
  • To detail the applications of these scaffolds in biomimetic designs, cell proliferation, and drug delivery.

Main Methods:

  • Review of existing literature on microsphere-based scaffolds for bone and cartilage tissue engineering.
  • Categorization of microspheres based on material composition (polymer, inorganic, composite).
  • Analysis of microsphere preparation techniques and their impact on scaffold properties.

Main Results:

  • Microporous structures of microsphere scaffolds enhance cell proliferation and activity.
  • Composite scaffolds provide physical/chemical cues for efficient neotissue formation.
  • Microsphere scaffolds demonstrate potential in biomimetic applications, cell delivery, and drug release systems.

Conclusions:

  • Microsphere-based scaffolds are effective materials for bone and cartilage tissue engineering.
  • Optimizing microsphere properties, including pore size and material composition, is key for successful regeneration.
  • Further research into their application in advanced tissue engineering strategies is warranted.