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Combined Immunofluorescence and DNA FISH on 3D-preserved Interphase Nuclei to Study Changes in 3D Nuclear Organization
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ILC1: Development, maturation, and transcriptional regulation
Renske L R E Taggenbrock1, Klaas P J M van Gisbergen1,2
1Department of Hematopoiesis, Sanquin Research and Landsteiner Laboratory, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands.
European Journal of Immunology
|November 21, 2022
Summary
Type 1 innate lymphoid cells (ILC1s) are crucial for immune responses, rapidly responding to infections. Recent research clarifies their development, effector functions, and shared transcriptional programs with other tissue-resident lymphocytes.
Area of Science:
- Immunology
- Cell Biology
Background:
- Type 1 innate lymphoid cells (ILC1s) are tissue-resident immune cells vital for inflammation and homeostasis.
- ILC1s possess a rapid response capability to infections, utilizing cytokines like IFN-γ and TNF-α, and cytotoxic mediators such as granzymes.
Purpose of the Study:
- To review recent advancements in understanding ILC1 differentiation, polarization, and effector maturation.
- To elucidate the transcriptional programs governing ILC1 development and their relationship with other tissue-resident type-1 lymphocytes.
Main Methods:
- Literature review of recent studies on ILC1 biology.
- Analysis of transcriptional regulation networks in ILC1s and related cell types.
Main Results:
- ILC1s function independently of conventional natural killer cells, despite shared characteristics.
- Heterogeneity in ILC1 populations across tissues is linked to differentiation and maturation processes.
- Conserved transcriptional regulatory networks are utilized by ILC1s and other tissue-resident type-1 lymphocytes.
Conclusions:
- Recent research has significantly advanced the understanding of ILC1 development, maintenance, and function.
- Shared transcriptional programs highlight conserved mechanisms for immune cell responses in tissues.
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