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Omics · study · 2026

CNOT3 maintains ILC2 integrity by destabilizing Tbx21 and Rorc mRNAs [RNA-seq]

Listed in NCBI GEO

Immune responses are initiated by activation of innate lymphoid cells (ILCs), T-bet-dependent natural killer and ILC1 cells, GATA-3-dependent ILC2 cells, and RORγt-dependent ILC3 cells.

Description

Despite accumulated knowledge of translational regulation in ILCs, comprehensive impact of mRNA decay on ILCs has not been clarified yet. CNOT3 is a main subunit of the CCR4-NOT complex which mainly destabilizes mRNAs by poly (A) deadenylation in eukaryotes.

Here, we showed that CNOT3 is required for cell survival of all ILCs and that the absence of CNOT3 promoted T-bet and RORγt expression due to increased stability of Tbx21 and Rorc mRNAs in ILC2 cells and enabled them to produce granzyme B and IL-22. Likewise, Th1 and Th17 skewing was induced in CD4 T cells lacking CNOT3. Furthermore, CNOT3 in each ILC subset contributes to their type-specific immune responses.

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Thus, the CCR4-NOT complex controls ILC differentiation by inhibiting the potential for type 1 and 3 immunity.

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From keywords
Life Sciences
Inferred from text
RNA sequencing 65%
Provenance · 1 source records, 8 field assertions
SourceKeyLast seenRaw
NCBI GEOGSE26334213 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NCBI GEOconnector:ncbi_geo@1.0.0
concepts[field].local:field:life-sciencesmapping · NCBI GEOconnector:ncbi_geo@1.0.0
concepts[method].geo_series_type:expression-profiling-by-high-throughput-sequencingsource · NCBI GEOconnector:ncbi_geo@1.0.0/gdstype
concepts[modality].local:modality:rna-seqenrichment · NCBI GEOkeyword-concept-rules@1.0.0title+description (65%)
concepts[organism].NCBITaxon:10090source · NCBI GEOconnector:ncbi_geo@1.0.0/taxon
descriptionsource · NCBI GEOconnector:ncbi_geo@1.0.0/summary
publication_datesource · NCBI GEOconnector:ncbi_geo@1.0.0
titlesource · NCBI GEOconnector:ncbi_geo@1.0.0/title