Reduced chromatin accessibility correlates with resistance to Notch activation
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Reduced chromatin accessibility correlates with resistance to Notch activation. / van den Ameele, Jelle; Krautz, Robert; Cheetham, Seth W.; Donovan, Alex P.A.; Llorà-Batlle, Oriol; Yakob, Rebecca; Brand, Andrea H.
I: Nature Communications, Bind 13, Nr. 1, 2210, 2022.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Reduced chromatin accessibility correlates with resistance to Notch activation
AU - van den Ameele, Jelle
AU - Krautz, Robert
AU - Cheetham, Seth W.
AU - Donovan, Alex P.A.
AU - Llorà-Batlle, Oriol
AU - Yakob, Rebecca
AU - Brand, Andrea H.
N1 - Publisher Copyright: © 2022, The Author(s).
PY - 2022
Y1 - 2022
N2 - The Notch signalling pathway is a master regulator of cell fate transitions in development and disease. In the brain, Notch promotes neural stem cell (NSC) proliferation, regulates neuronal migration and maturation and can act as an oncogene or tumour suppressor. How NOTCH and its transcription factor RBPJ activate distinct gene regulatory networks in closely related cell types in vivo remains to be determined. Here we use Targeted DamID (TaDa), requiring only thousands of cells, to identify NOTCH and RBPJ binding in NSCs and their progeny in the mouse embryonic cerebral cortex in vivo. We find that NOTCH and RBPJ associate with a broad network of NSC genes. Repression of NSC-specific Notch target genes in intermediate progenitors and neurons correlates with decreased chromatin accessibility, suggesting that chromatin compaction may contribute to restricting NOTCH-mediated transactivation.
AB - The Notch signalling pathway is a master regulator of cell fate transitions in development and disease. In the brain, Notch promotes neural stem cell (NSC) proliferation, regulates neuronal migration and maturation and can act as an oncogene or tumour suppressor. How NOTCH and its transcription factor RBPJ activate distinct gene regulatory networks in closely related cell types in vivo remains to be determined. Here we use Targeted DamID (TaDa), requiring only thousands of cells, to identify NOTCH and RBPJ binding in NSCs and their progeny in the mouse embryonic cerebral cortex in vivo. We find that NOTCH and RBPJ associate with a broad network of NSC genes. Repression of NSC-specific Notch target genes in intermediate progenitors and neurons correlates with decreased chromatin accessibility, suggesting that chromatin compaction may contribute to restricting NOTCH-mediated transactivation.
U2 - 10.1038/s41467-022-29834-z
DO - 10.1038/s41467-022-29834-z
M3 - Journal article
C2 - 35468895
AN - SCOPUS:85128838109
VL - 13
JO - Nature Communications
JF - Nature Communications
SN - 2041-1723
IS - 1
M1 - 2210
ER -
ID: 330385969