Results 41 to 50 of about 33,889 (223)

UBE3A/E6-AP regulates cell proliferation by promoting proteasomal degradation of p27

open access: yesNeurobiology of Disease, 2009
The UBE3A/E6-AP is known to function both as an E3 ubiquitin ligase of the ubiquitin proteasome system and as a transcriptional coactivator. E6-AP shows brain-specific imprinting and loss of function of maternally inherited E6-AP causes Angelman syndrome.
Amit Mishra   +2 more
doaj   +1 more source

MAST1 modulates neuronal differentiation and cell cycle exit via P27 in neuroblastoma cells

open access: yesFEBS Open Bio, 2020
Although 19p13.13 microdeletion syndrome has been consistently associated with intellectual disability, overgrowth, and macrocephaly, the underlying mechanisms remain unclear.
Tianrui Jing   +5 more
doaj   +1 more source

Thyroid status modulates T lymphoma growth via cell cycle regulatory proteins and angiogenesis [PDF]

open access: yes, 2014
We have shown in vitro that thyroid hormones (THs) regulate the balance between proliferation and apoptosis of T lymphoma cells. The effects of THs on tumor development have been studied, but the results are still controversial.
Barreiro Arcos, María Laura   +10 more
core   +1 more source

Accumulation of the cyclin-dependent kinase inhibitor p27/Kip1 and the timing of oligodendrocyte differentiation [PDF]

open access: yesThe EMBO Journal, 1997
Many types of vertebrate precursor cells divide a limited number of times before they stop and terminally differentiate. In no case is it known what causes them to stop dividing. We have been studying this problem in the proliferating precursor cells that give rise to postmitotic oligodendrocytes, the cells that make myelin in the central nervous ...
Durand, Beatrice, Gao, F, Raff, M
openaire   +3 more sources

Cell Cycle Control by Xenopus p28^(Kix1) a Developmentally Regulated Inhibitor of Cyclin-dependent Kinases [PDF]

open access: yes, 1996
We have isolated Xenopus p28^(Kix1), a member of the p21^(CIP1)/p27^(KIP1)/p57^(KIP2) family of cyclin-dependent kinase (Cdk) inhibitors. Members of this family negatively regulate cell cycle progression in mammalian cells by inhibiting the activities of
Dunphy, William G., Shou, Wenying
core  

Cip/Kip cyclin-dependent protein kinase inhibitors and the road to polyploidy [PDF]

open access: yes, 2009
Cyclin-dependent kinases (CDKs) play a central role in the orderly transition from one phase of the eukaryotic mitotic cell division cycle to the next.
DePamphilis Melvin L   +2 more
core   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Complex Systems Analysis of Arrested Neural Cell Differentiation during Development and Analogous Cell Cycling Models in Carcinogenesis [PDF]

open access: yes, 2004
A new approach to the modular, complex systems analysis of nonlinear dynamics of arrested neural cell Differentiation--induced cell proliferation during organismic development and the analogous cell cycling network transformations involved in ...
Baianu, Professor I.C.   +1 more
core  

High p27 protein levels in chronic lymphocytic leukemia are associated to low Myc and Skp2 expression, confer resistance to apoptosis and antagonize Myc effects on cell cycle [PDF]

open access: yes, 2016
This is an open-access article distributed under the terms of the Creative Commons Attribution License.-- et al.Myc (c-Myc) counteracts p27 effects, and low p27 usually correlates with high Myc expression in human cancer.
Acosta, Juan C.   +8 more
core   +1 more source

The cooperative regulation of miR‐221 by APE1 and AUF1 impacts p27Kip1 defining a miR signature relevant for cervical cancer

open access: yesFEBS Open Bio, EarlyView.
A regulatory axis involving APE1, AUF1, and miR‐221 is proposed. Pri‐miR‐221 is processed by DROSHA and DICER to generate mature miR‐221, which targets p27Kip1 mRNA. APE1 and AUF1 compete for pre‐miR‐221 binding. Reduced APE1/AUF1 levels impair miR‐221 biogenesis, decrease p27Kip1 mRNA degradation, and promote cell cycle progression, chemoresistance ...
Matilde Clarissa Malfatti   +3 more
wiley   +1 more source

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