Development of a thick and functional human adipose-derived stem cell tissue sheet for myocardial infarction repair in rat hearts.

"Declarations Ethics approval and consent to participateAll procedures and protocols involving animals were approved by the ethics committee of Osaka University (approval number: 01-062-000, approval date: 2022-03-01, name of approval project: Investigation of new therapeutic effects in ischemic heart disease model animals by tissue transplantation) and were performed according to the committee’s guidelines. In addition, reporting of the animal experiments were followed in accordance with ARRIVE (Animal Research: Reporting of In Vivo Experiments) guidelines (https://arriveguidelines.org/arrive-guidelines). Consent for publicationNot applicable. Competing interestsThe authors declare that they have no competing nonfinancial interests to declare. Competing interests The authors declare that they have no competing nonfinancial interests to declare."

"Funding This study was supported by the Japan Society for the Promotion of Science (JSPS) Grant-in-Aid for Scientific Research (A) (20H00542) and Grants-in-Aid for Scientific Research (B) (22H03157). The funding body played no role in the design of the study and collection, analysis, and interpretation of data and in writing the manuscript."