{"term":{"id":"10944","title":"mesoderm","longtitle":"IUPAC Gold Book - mesoderm","doi":"10.1351\/goldbook.10944","code":"10944","status":"current","synonym":"<em>synonym<\/em>: embryonic mesoderm","definitions":[{"id":1,"text":"Middle layer of cells in the embryo, lying between the ectoderm and the endoderm. It includes the following tissues:\nLateral mesoderm: peripheral portion of intraembryonic mesoderm.\nIntermediate mesoderm: origin of the nephrogenic cord.\nParietal (somatic) mesoderm: cell source for the formation of the lateral and ventral body wall.\nVisceral (branchial, pharyngeal, splanchnic) mesoderm: inner layer of lateral mesoderm that, with the endoderm, provides the cells from which the gut and lungs and their coverings arise.","links":[{"term":"Parietal","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11072"},{"term":"Visceral","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11374"},{"term":"branchial","url":"https:\/\/goldbook.iupac.org\/terms\/view\/10471"},{"term":"ectoderm","url":"https:\/\/goldbook.iupac.org\/terms\/view\/10632"},{"term":"endoderm","url":"https:\/\/goldbook.iupac.org\/terms\/view\/10659"},{"term":"mesenchyme","url":"https:\/\/goldbook.iupac.org\/terms\/view\/10942"},{"term":"pharyngeal","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11086"},{"term":"somatic","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11226"},{"term":"splanchnic","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11252"},{"term":"ventral","url":"https:\/\/goldbook.iupac.org\/terms\/view\/11363"}],"sources":["PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 778 (https:\/\/doi.org\/10.1515\/pac-2015-1202)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/10944\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/10944\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/10944\/plain"},"citation":"Citation: 'mesoderm' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351\/goldbook.10944","license":"The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/) for individual terms.","collection":"If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .","disclaimer":"The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.","accessed":"2026-05-10T09:36:06+00:00"}}