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Japanese

Oct. 31, 2024

Feb. 25, 2026

jRCT2033240447

Clinical trial of multi-layered human iPSC-derived cardiovascular cell sheets (IHJ-301) for dilated cardiomyopathy.

Clinical trial of IHJ-301 for heart failure.

Yamashita Jun

Graduate School of Medicine, The University of Tokyo

7-3-1, Hongo, Bunkyo-ku, Tokyo

+81-80-2408-5886

clncldvlpmnt@iheartjapan.jp

Clinical Development Specialist

iHeart Japan Corporation

448-5, Kajii-cho, Kamigyo-ku Kyoto-shi, Kyoto-fu

+81-80-2408-5886

clncldvlpmnt@iheartjapan.jp

Recruiting

Oct. 31, 2024

10

Interventional

single arm study

open(masking not used)

uncontrolled control

single assignment

treatment purpose

- Patients with dilated cardiomyopathy
- Patients with no improvement by drug therapy (digitalis, diuretics, ACE inhibitors, ARBs, beta-blockers, anti-aldosterone drugs, SGLT2 inhibitors, ARNI, oral inotropic drugs, etc.)
- Patients with no improvement by non-drug therapy (Cardiac Resynchronization Therapy, etc.)
- Patients in New York Heart Association Class III or II with a history of III
- Patients with LVEF as greater than 15% and less than 40%

- Patients with lamin A gene mutation
- Patients with autoimmune diseases
- Patients with a history of severe allergies
- Patients with active infections
- Patients with malignant tumors
- Patients with poorly controlled diabetes
- Patients with ischemic heart disease
- Patients who cannot take immunosuppressants
- Patients with valvular heart disease, aortic aneurysm, or aortic dissection
- Patients with liver cirrhosis
- Patients on dialysis

18age old over
80age old not

Both

Dilated Cardiomyopathy

One of multi-layered human iPSC-derived cardiovascular cell sheets shall be applied to the surface of left ventricle under immunosuppression with Tacrolimus, Mycophenolate Mofetil and Prednisolone.

Dilated Cardiomyopathy, Heart Failure

Safety

Heart function, QOL

iHeart Japan Corporation
The Institutional Review Board, The University of Tokyo Hospital
7-3-1 Hongo Bunkyo-ku, Tokyo

+81-3-5800-8743

IRBjimu-tokyo@umin.ac.jp
Approval

Sept. 19, 2024

No

none

History of Changes

No Publication date
4 Feb. 25, 2026 (this page) Changes
3 May. 19, 2025 Detail Changes
2 Jan. 14, 2025 Detail Changes
1 Oct. 31, 2024 Detail