Yolk sac cell atlas reveals multiorgan functions during human early development

Author:

Goh Issac12ORCID,Botting Rachel A.12ORCID,Rose Antony12ORCID,Webb Simone12ORCID,Engelbert Justin2ORCID,Gitton Yorick3ORCID,Stephenson Emily12ORCID,Quiroga Londoño Mariana4ORCID,Mather Michael2,Mende Nicole4ORCID,Imaz-Rosshandler Ivan45ORCID,Yang Lu1ORCID,Horsfall Dave12ORCID,Basurto-Lozada Daniela12ORCID,Chipampe Nana-Jane1ORCID,Rook Victoria1,Lee Jimmy Tsz Hang1ORCID,Ton Mai-Linh4ORCID,Keitley Daniel16ORCID,Mazin Pavel1ORCID,Vijayabaskar M. S.4ORCID,Hannah Rebecca4ORCID,Gambardella Laure1ORCID,Green Kile7ORCID,Ballereau Stephane1,Inoue Megumi3ORCID,Tuck Elizabeth1ORCID,Lorenzi Valentina1ORCID,Kwakwa Kwasi1,Alsinet Clara18ORCID,Olabi Bayanne12,Miah Mohi12ORCID,Admane Chloe12,Popescu Dorin-Mirel2,Acres Meghan2,Dixon David2ORCID,Ness Thomas9ORCID,Coulthard Rowen9,Lisgo Steven2ORCID,Henderson Deborah J.2ORCID,Dann Emma1ORCID,Suo Chenqu1ORCID,Kinston Sarah J.4ORCID,Park Jong-eun10ORCID,Polanski Krzysztof1ORCID,Marioni John11112ORCID,van Dongen Stijn1,Meyer Kerstin B.1ORCID,de Bruijn Marella13,Palis James14ORCID,Behjati Sam115ORCID,Laurenti Elisa4ORCID,Wilson Nicola K.4ORCID,Vento-Tormo Roser1ORCID,Chédotal Alain3ORCID,Bayraktar Omer1ORCID,Roberts Irene16ORCID,Jardine Laura12ORCID,Göttgens Berthold4ORCID,Teichmann Sarah A.117ORCID,Haniffa Muzlifah1218ORCID

Affiliation:

1. Wellcome Sanger Institute, Wellcome Genome Campus, Hinxton, Cambridge CB10 1SA, UK.

2. Biosciences Institute, Newcastle University, Newcastle upon Tyne NE2 4HH, UK.

3. Sorbonne Université, INSERM, CNRS, Institut de la Vision, Paris, France.

4. Department of Haematology, Wellcome-MRC Cambridge Stem Cell Institute, Cambridge CB2 0AW, UK.

5. MRC Laboratory of Molecular Biology, Cambridge Biomedical Campus, Cambridge CD2 0QH, UK.

6. Department of Zoology, University of Cambridge, Cambridge CB2 3EJ, UK.

7. Translational and Clinical Research Institute, Newcastle University, Newcastle upon Tyne NE2 4HH, UK.

8. Centre Nacional d’Analisi Genomica-Centre de Regulacio Genomica (CNAG-CRG), Barcelona Institute of Science and Technology (BIST), Barcelona, Spain.

9. NovoPath, Department of Pathology, Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne NE1 4LP, UK.

10. Korea Advanced Institute of Science and Technology, Daejeon, South Korea.

11. EMBL-EBI, Wellcome Genome Campus, Cambridge CB10 1SD, UK.

12. CRUK Cambridge Institute, University of Cambridge, Cambridge CB2 0RE, UK.

13. MRC Molecular Haematology Unit, MRC Weatherall Institute of Molecular Medicine, Radcliffe Department of Medicine, University of Oxford, Oxford OX3 9DS, UK.

14. Department of Pediatrics, University of Rochester Medical Center, Rochester, NY 14642, USA.

15. Department of Paediatrics, University of Cambridge, Cambridge CB2 0QQ, UK.

16. Department of Paediatrics, University of Oxford, Oxford OX3 9DS, UK.

17. Theory of Condensed Matter Group, Department of Physics, Cavendish Laboratory, University of Cambridge, Cambridge CB3 0HE, UK.

18. Department of Dermatology and NIHR Newcastle Biomedical Research Centre, Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne NE1 4LP, UK.

Abstract

The extraembryonic yolk sac (YS) ensures delivery of nutritional support and oxygen to the developing embryo but remains ill-defined in humans. We therefore assembled a comprehensive multiomic reference of the human YS from 3 to 8 postconception weeks by integrating single-cell protein and gene expression data. Beyond its recognized role as a site of hematopoiesis, we highlight roles in metabolism, coagulation, vascular development, and hematopoietic regulation. We reconstructed the emergence and decline of YS hematopoietic stem and progenitor cells from hemogenic endothelium and revealed a YS-specific accelerated route to macrophage production that seeds developing organs. The multiorgan functions of the YS are superseded as intraembryonic organs develop, effecting a multifaceted relay of vital functions as pregnancy proceeds.

Publisher

American Association for the Advancement of Science (AAAS)

Subject

Multidisciplinary

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