Postnatal Involution and Counter-Involution of the Thymus

Thymus involution occurs in all vertebrates. It is thought to impact on immune responses in the aged, and in other clinical circumstances such as bone marrow transplantation. Determinants of thymus growth and size are beginning to be identified. Ectopic expression of factors like cyclin D1 and Myc i...

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Main Authors: Jennifer E. Cowan, Yousuke Takahama, Avinash Bhandoola, Izumi Ohigashi
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-05-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fimmu.2020.00897/full
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author Jennifer E. Cowan
Yousuke Takahama
Avinash Bhandoola
Izumi Ohigashi
author_facet Jennifer E. Cowan
Yousuke Takahama
Avinash Bhandoola
Izumi Ohigashi
author_sort Jennifer E. Cowan
collection DOAJ
description Thymus involution occurs in all vertebrates. It is thought to impact on immune responses in the aged, and in other clinical circumstances such as bone marrow transplantation. Determinants of thymus growth and size are beginning to be identified. Ectopic expression of factors like cyclin D1 and Myc in thymic epithelial cells (TEC)s results in considerable increase in thymus size. These models provide useful experimental tools that allow thymus function to be understood. In future, understanding TEC-specific controllers of growth will provide new approaches to thymus regeneration.
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spelling doaj.art-c993fea9a7bb4a5ead83c786d44686632022-12-22T02:21:45ZengFrontiers Media S.A.Frontiers in Immunology1664-32242020-05-011110.3389/fimmu.2020.00897536686Postnatal Involution and Counter-Involution of the ThymusJennifer E. Cowan0Yousuke Takahama1Avinash Bhandoola2Izumi Ohigashi3Laboratory of Genome Integrity, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD, United StatesExperimental Immunology Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD, United StatesLaboratory of Genome Integrity, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD, United StatesDivision of Experimental Immunology, Institute of Advanced Medical Sciences, University of Tokushima, Tokushima, JapanThymus involution occurs in all vertebrates. It is thought to impact on immune responses in the aged, and in other clinical circumstances such as bone marrow transplantation. Determinants of thymus growth and size are beginning to be identified. Ectopic expression of factors like cyclin D1 and Myc in thymic epithelial cells (TEC)s results in considerable increase in thymus size. These models provide useful experimental tools that allow thymus function to be understood. In future, understanding TEC-specific controllers of growth will provide new approaches to thymus regeneration.https://www.frontiersin.org/article/10.3389/fimmu.2020.00897/fullthymusMyccyclin D1growthinvolutionaging
spellingShingle Jennifer E. Cowan
Yousuke Takahama
Avinash Bhandoola
Izumi Ohigashi
Postnatal Involution and Counter-Involution of the Thymus
Frontiers in Immunology
thymus
Myc
cyclin D1
growth
involution
aging
title Postnatal Involution and Counter-Involution of the Thymus
title_full Postnatal Involution and Counter-Involution of the Thymus
title_fullStr Postnatal Involution and Counter-Involution of the Thymus
title_full_unstemmed Postnatal Involution and Counter-Involution of the Thymus
title_short Postnatal Involution and Counter-Involution of the Thymus
title_sort postnatal involution and counter involution of the thymus
topic thymus
Myc
cyclin D1
growth
involution
aging
url https://www.frontiersin.org/article/10.3389/fimmu.2020.00897/full
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AT avinashbhandoola postnatalinvolutionandcounterinvolutionofthethymus
AT izumiohigashi postnatalinvolutionandcounterinvolutionofthethymus