p21 in cancer: intricate networks and multiple activities

T Abbas, A Dutta - Nature Reviews Cancer, 2009 - nature.com
One of the main engines that drives cellular transformation is the loss of proper control of the
mammalian cell cycle. The cyclin-dependent kinase inhibitor p21 (also known as …

Senescence in wound repair: emerging strategies to target chronic healing wounds

HN Wilkinson, MJ Hardman - Frontiers in cell and developmental …, 2020 - frontiersin.org
Cellular senescence is a fundamental stress response that restrains tumour formation. Yet,
senescence cells are also present in non-cancerous states, accumulating exponentially with …

LincRNA-p21 activates p21 in cis to promote Polycomb target gene expression and to enforce the G1/S checkpoint

N Dimitrova, JR Zamudio, RM Jong, D Soukup… - Molecular cell, 2014 - cell.com
The p53-regulated long noncoding RNA lincRNA-p21 has been proposed to act in trans via
several mechanisms ranging from repressing genes in the p53 transcriptional network to …

Mechanisms of human papillomavirus-induced oncogenesis

K Münger, A Baldwin, KM Edwards… - Journal of …, 2004 - journals.asm.org
Papillomaviruses are small nonenveloped viruses with 55-nm-diameter icosahedral capsids
that contain double-stranded DNA genomes of approximately 8,000 bp. They are widely …

CDK4: a master regulator of the cell cycle and its role in cancer

SJ Baker, PI Poulikakos, HY Irie, S Parekh… - Genes & …, 2022 - pmc.ncbi.nlm.nih.gov
The cell cycle is regulated in part by cyclins and their associated serine/threonine cyclin-
dependent kinases, or CDKs. CDK4, in conjunction with the D-type cyclins, mediates …

Cyclins and cell cycle checkpoints

DG Johnson, CL Walker - Annual review of pharmacology and …, 1999 - annualreviews.org
▪ Abstract The eucaryotic cell cycle is regulated by the periodic synthesis and destruction of
cyclins that associate with and activate cyclin-dependent kinases. Cyclin-dependent kinase …

Notch1 functions as a tumor suppressor in mouse skin

M Nicolas, A Wolfer, K Raj, JA Kummer, P Mill… - Nature …, 2003 - nature.com
Notch proteins are important in binary cell-fate decisions and inhibiting differentiation in
many developmental systems 1, and aberrant Notch signaling is associated with …

[HTML][HTML] Notch signaling is a direct determinant of keratinocyte growth arrest and entry into differentiation

A Rangarajan, C Talora, R Okuyama, M Nicolas… - The EMBO …, 2001 - embopress.org
The role of Notch signaling in growth/differentiation control of mammalian epithelial cells is
still poorly defined. We show that keratinocyte‐specific deletion of the Notch1 gene results in …

Examination of the expanding pathways for the regulation of p21 expression and activity

YS Jung, Y Qian, X Chen - Cellular signalling, 2010 - Elsevier
p21Waf1/Cip1/Sdi1 was originally identified as an inhibitor of cyclin-dependent kinases, a
mediator of p53 in growth suppression and a marker of cellular senescence. p21 is required …

Effects of p21Cip1/Waf1 at Both the G1/S and the G2/M Cell Cycle Transitions: pRb Is a Critical Determinant in Blocking DNA Replication and in Preventing …

AB Niculescu III, X Chen, M Smeets… - … and cellular biology, 1998 - Taylor & Francis
It has been proposed that the functions of the cyclin-dependent kinase inhibitors
p21Cip1/Waf1 and p27Kip1 are limited to cell cycle control at the G1/S-phase transition and …