Canals, Jordi https://orcid.org/0000-0002-8309-6073
Navarro, Alfons https://orcid.org/0000-0001-6071-0926
Vila, Cristina https://orcid.org/0000-0002-0790-9773
Canals, Josep M. https://orcid.org/0000-0001-6829-7670
Díaz, Tania https://orcid.org/0000-0001-9576-8351
Acosta-Plasencia, Melissa https://orcid.org/0000-0001-6679-8869
Cros-Font, Coralí https://orcid.org/0000-0002-3906-5480
Han, Bing https://orcid.org/0000-0003-3447-0513
He, Yangyi https://orcid.org/0000-0003-0792-193X
Monzó, Mariano https://orcid.org/0000-0003-2322-4851
Article History
Received: 20 May 2021
Accepted: 6 December 2021
First Online: 26 January 2022
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki and approved by the Clinical Research Ethics Committee of the Hospital Clínic de Barcelona (project approval number HCB/2017/1052). All procedures involving the use of animals were approved by the Animal Experimentation Ethics Committee of the University of Barcelona and Generalitat de Catalunya (#10995) in compliance with the Spanish (RD 53/2013 & RD 1386/2018) and European (2010/63/EU) regulations for the care and use of experimental animals.
: Clinically aborted embryos and fetuses were donated with written informed consent to the Body Donation Service of the Department of Human Anatomy and Embryology of the School of Medicine of the University of Barcelona for morphological and molecular studies. The consent forms will be provided upon request.
: The authors declare that they have no competing interests. The funders had no role in the design of the study; in the collection, analyses or interpretation of data; in the writing of the manuscript or in the decision to publish the results.