Bridging the lesioned spinal cord using hydrogel

I. INTRODUCTION 1 A. Spinal Cord Injury 1 B. Cavity formation and the importance of bridging lesion after spinal cord injury. 2 C. Bridging cavity using biomaterials 3 D. Injectable hydrogel for contusive injury model 4 E. Aims of Study 5 II. MATERIALS AND METHODS 6 1. Animal and surgical procedures 6 2. Poly (phosphazene) hydrogel injection 6 3. Tissue processing 6 4. Immunohistochemistry 7 5. Three dimensional reconstruction of lesion cavity 7 6. Zymography 7 7. Behavioral assessment 8 III. RESULTS 10 1. Hydrogel injection prevent cavity formation after contusive spinal cord injury 10 2. Hydrogel injection suppress microglial activation 4 week after injection 14 3. Remodelling of extracellular matrix by I-5 injection 16 4. Matrixmetallo-proteinase-9 ( MMP-9) involved in ECM remodelling 20 5. Perivascular fibroblasts are a major source of the newly formed ECM at 1 and 4 week 23 6. I-5 injection promotes functional recovery 25 IV. DISCUSSION 28 V. CONCLUSION 31

Author dc:creator

• Hong, Le Thi Anh

Contributors dc:contributor

• 김, 병곤
• 대학원 의생명과학과
• 201225142

• Spinal cord injury
• hydrogel
• extracullular matrix

Language dc:language

en

Identifier

http://dcoll.ajou.ac.kr:9080/dcollection/jsp/common/DcLoOrgPer.jsp?sItemId=000000020728
000000020728

OAI identifier oai:identifier

oai:repository.ajou.ac.kr:201003/11835