Hydrogen in Lab Tests on Cartilage Graft Preservation
Hydrogen supplementation of preservation solution improves viability of osteochondral grafts
Research hubs: Musculoskeletal System
This research was done on cells or tissue in a lab, not in people or animals.
- Evidence type
- Laboratory study (cells or tissue)
- Authors
- Takuya Yamada, Kentaro Uchida, Kenji Onuma, Jun Kuzuno, Masanobu Ujihira, Gen Inoue, Bunpei Sato, Ryosuke Kurokawa, Rina Sakai, Masashi Takaso
- Journal
- The Scientific World Journal
- Year
- 2014
- PMID
- 25506061
- Study Type
- Rat
- Delivery
- Solution (Electrolysis)
- Dose
- Hydrogen-supplemented DMEM and UW solution during cold preservation at 4°C for 21 days
- Duration
- 3 weeks
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 12 (OpenAlex, as of November 2026)
- Country
- Japan
TL;DR
Adding hydrogen to the storage liquid can keep cartilage tissue cells healthier for longer when kept in the fridge, potentially leading to better results when these tissues are used to repair damaged cartilage in patients.
Key Finding
Cartilage tissue preserved in hydrogen-supplemented storage solution maintained significantly better cell viability and structure during 21 days of cold storage compared to standard preservation solutions.
Summary
Researchers tested whether adding hydrogen to the solution used to preserve cartilage tissue grafts could keep the tissue healthier during storage. They preserved rat cartilage tissue in different storage solutions—some with added hydrogen and some without—at refrigerator temperature for 21 days. Tissue stored in hydrogen-enriched solution maintained better cell health and structure compared to standard storage solutions.
Practical Takeaway
This early-stage rat study suggests that hydrogen-enriched preservation solutions may improve the quality of cartilage grafts available for transplant surgery. However, this is preliminary laboratory research in animals, and it remains unclear whether these benefits would translate to human transplants or clinical outcomes.
Abstract (excerpt)
Allogenic osteochondral tissue (OCT) is used for the treatment of large cartilage defects. Typically, OCTs collected during the disease-screening period are preserved at 4°C; however, the gradual reduction in cell viability during cold preservation adversely affects transplantation outcomes…