Origin, fate and dynamics of macrophages at central nervous system interfaces

Tobias Goldmann, Peter Wieghofer, Marta Joana Costa Jordão, Fabiola Prutek, Nora Hagemeyer, Kathrin Frenzel, Lukas Amann, Ori Staszewski, Katrin Kierdorf, Martin Krueger, Giuseppe Locatelli, Hannah Hochgerner, Robert Zeiser, Slava Epelman, Frederic Geissmann, Josef Priller, Fabio M.V. Rossi, Ingo Bechmann, Martin Kerschensteiner, Sten LinnarssonSteffen Jung, Marco Prinz

Research output: Contribution to journalArticlepeer-review

802 Scopus citations

Abstract

Perivascular, subdural meningeal and choroid plexus macrophages are non-parenchymal macrophages that mediate immune responses at brain boundaries. Although the origin of parenchymal microglia has recently been elucidated, much less is known about the precursors, the underlying transcriptional program and the dynamics of the other macrophages in the central nervous system (CNS). It was assumed that they have a high turnover from blood-borne monocytes. However, using parabiosis and fate-mapping approaches in mice, we found that CNS macrophages arose from hematopoietic precursors during embryonic development and established stable populations, with the notable exception of choroid plexus macrophages, which had dual origins and a shorter life span. The generation of CNS macrophages relied on the transcription factor PU.1, whereas the MYB, BATF3 and NR4A1 transcription factors were not required.

Original languageEnglish
Pages (from-to)797-805
Number of pages9
JournalNature Immunology
Volume17
Issue number7
DOIs
StatePublished - 21 Jun 2016
Externally publishedYes

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