Ethical, legal, regulatory, and policy issues concerning embryoids: a systematic review of the literature

AS Iltis, G Koster, E Reeves, KRW Matthews - Stem Cell Research & …, 2023 - Springer
Recent advances in methods to culture pluripotent stem cells to model human development
have resulted in entities that increasingly have recapitulated advanced stages of early …

Technical challenges of studying early human development

PJ Rugg-Gunn, N Moris, PPL Tam - Development, 2023 - journals.biologists.com
Recent years have seen exciting progress across human embryo research, including new
methods for culturing embryos, transcriptional profiling of embryogenesis and gastrulation …

The placenta: epigenetic insights into trophoblast developmental models of a generation-bridging organ with long-lasting impact on lifelong health

M Hemberger, W Dean - Physiological Reviews, 2023 - journals.physiology.org
The placenta is a unique organ system that functionally combines both maternal and fetal
cell types with distinct lineage origins. Normal placentation is critical for developmental …

Transgene-free ex utero derivation of a human post-implantation embryo model solely from genetically unmodified naive PSCs

B Oldak, E Wildschutz, V Bondarenko… - bioRxiv, 2023 - biorxiv.org
Our ability to study early human post-implantation development remains highly limited due
to the ethical and technical challenges associated with intrauterine development of the …

Scaling up complexity in synthetic developmental biology

G Martínez-Ara, KS Stapornwongkul, M Ebisuya - Science, 2022 - science.org
The application of synthetic biology approaches to study development opens the possibility
to build and manipulate developmental processes to understand them better. Researchers …

Biotissue-like rhythmic hydrous liquid-metal agglomerates

J Gao, J Ye, H Zhang, Z Xing, X Wang, J Liu - Matter, 2023 - cell.com
Biotissues are intriguing systems that have long been imitated but never surpassed due to
their complex rhythms and undisclosed participation mechanisms of the interior aqueous …

Recent advances in stem cell-based blastocyst models

S Oura, JN Hamilton, J Wu - Current Opinion in Genetics & Development, 2023 - Elsevier
Early embryo development is a highly dynamic process that plays a crucial role in
determining the health and characteristics of an organism. For many years, embryonic and …

Pluripotent Stem Cell-Derived In Vitro Gametogenesis and Synthetic Embryos—It Is Never Too Early for an Ethical Debate

S Horer, M Feichtinger, M Rosner… - Stem Cells …, 2023 - academic.oup.com
Recently, 2 branches of the wide area of synthetic biology—in vitro gametogenesis and
synthetic embryo development—have gained considerable attention. Rodent induced …

Self-renewing human naïve pluripotent stem cells dedifferentiate in 3D culture and form blastoids spontaneously

M Guo, J Wu, C Chen, X Wang, A Gong, W Guan… - Nature …, 2024 - nature.com
Human naïve pluripotent stem cells (hnPSCs) can generate integrated models of blastocysts
termed blastoids upon switch to inductive medium. However, the underlying mechanisms …

Efficient generation of ETX embryoids that recapitulate the entire window of murine egg cylinder development

C Dupont, OJM Schäffers, BF Tan, S Merzouk… - Science …, 2023 - science.org
The murine embryonic–trophoblast–extra-embryonic endoderm (ETX) model is an
integrated stem cell–based model to study early postimplantation development. It is based …