YiPSCELL Nabs $8M for iPSC-Derived Cartilage Regeneration

YiPSCELL's lead candidate delivers three-dimensional cartilage organoids derived from induced pluripotent stem cells through an injection into the joint cavity.

Business, iPSC/ESC, Orthopedic

October 16, 2026

Key Points

  • YiPSCELL is raising KRW 12 billion through a new issuance of redeemable convertible preferred shares.
  • YL111 delivers three-dimensional cartilage organoids derived from induced pluripotent stem cells into the joint cavity.
  • YiPSCELL plans to enter clinical development in Japan and pursue a KOSDAQ listing in 2027.

Big Move Ventures, a venture capital affiliate of Bumin Hospital Group, is investing in YiPSCELL, a regenerative medicine company developing treatments based on induced pluripotent stem cells (iPSCs). YiPSCELL is developing an osteoarthritis treatment, YL111, intended to regenerate cartilage with a single injection.

YL111 and Clinical Findings

YiPSCELL’s lead pipeline candidate, YL111, also known as Mucon, delivers three-dimensional cartilage organoids derived from iPSCs through an injection into the joint cavity. YiPSCELL says it has controlled undifferentiated stem cells to eliminate the risk of tumor formation and established chemistry, manufacturing and controls specifications at its own good manufacturing practice facility.

In a South Korean investigator-initiated clinical study involving three patients, safety was confirmed and early efficacy signals were observed using the following pain measures:

  • Western Ontario and McMaster Universities Osteoarthritis Index
  • Visual analog scale

Existing anti-inflammatory painkillers and hyaluronic acid injections provide pain relief, while existing cartilage-regenerating cell therapies require an incision or microfracture surgery. Patients with intermediate Kellgren-Lawrence grade 2 or 3 osteoarthritis therefore have limited treatment options.

Regulatory and Development Plans

Under South Korea’s revised Advanced Regenerative Bio Act, which took effect in February last year, medical institutions may administer treatments shown to be safe and effective through clinical research as advanced regenerative medical treatments before approval. YiPSCELL plans to use this system to generate non-reimbursed revenue earlier in development.

This could reduce the cash flow gap during the biotechnology research and development period. YiPSCELL is also targeting revenue from cell-line distribution and contract development and manufacturing in the disease-modeling market following the FDA Modernization Act 2.0, which permits alternatives to animal testing.

YiPSCELL plans to enter clinical development overseen by Japan’s Pharmaceuticals and Medical Devices Agency between this year and next year. After completing data collection this year from a 30-patient clinical study, the company plans to undergo a technology assessment and pursue a KOSDAQ listing in 2027.

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