Results 1 to 10 of about 28,898 (227)

Homozygous loss of the cyclin-dependent kinase 4-inhibitor (p16) gene in human leukemias [PDF]

open access: yesBlood, 1994
Abstract Recently, it has been shown that the homozygous deletion of the cyclin- dependent kinase-4 inhibitor (CDK4I;p16) gene, which is mapped to chromosome 9p21, is frequently observed in a wide spectrum of human cancers, including leukemias. Therefore, the CDK4I gene is thought to be a putative tumor-suppressor gene.
S, Ogawa   +9 more
exaly   +7 more sources

Mechanisms of MEOX1 and MEOX2 regulation of the cyclin dependent kinase inhibitors p21 and p16 in vascular endothelial cells. [PDF]

open access: yesPLoS ONE, 2011
Senescence, the state of permanent cell cycle arrest, has been associated with endothelial cell dysfunction and atherosclerosis. The cyclin dependent kinase inhibitors p21(CIP1/WAF1) and p16(INK4a) govern the G(1)/S cell cycle checkpoint and are ...
Josette M Douville   +4 more
doaj   +3 more sources

Protective Effect of Multifloral Honey on Stem Cell Aging in a Dynamic Cell Culture Model [PDF]

open access: yesAntioxidants
Natural compounds, as honey-derived flavonoids and phenolic compounds, are increasingly investigated for their potential to mitigate skin aging and prevent oxidative stress-induced cellular damages.
Fikriye Fulya Kavak   +7 more
doaj   +2 more sources

Fermented Porcine Placenta and Its Dipeptides Modulate Cellular Senescence in Human Keratinocytes [PDF]

open access: yesCurrent Issues in Molecular Biology
Skin aging is primarily driven by oxidative stress, mitochondrial dysfunction, and cell cycle dysregulation. This study investigated the anti-senescence effects of fermented porcine placenta (FPP) and its dipeptides, leucine–glycine (LG) and proline ...
Yea Jung Choi   +9 more
doaj   +2 more sources

Immunohistochemical expression of cyclin-dependent kinase inhibitors p16 and p57 in rhabdomyosarcoma

open access: yesPathology - Research and Practice, 2021
Rhabdomyosarcoma (RMS) is a highly malignant cancer and is the most common soft tissue sarcoma in children and adolescents, but it is rare in adults (
Sofija Glumac   +11 more
openaire   +3 more sources

P16 expression in human breast carcinoma and its relationship to clinicopathological parameters

open access: yesAdvanced Biomedical Research, 2023
Background: p16 is a cyclin-dependent kinase inhibitor and a cardinal regulator of the cell cycle. The relationship between p16 overexpression and poor prognosis of breast cancer has been reported in some studies.
Fereshteh Mohammadizadeh, Farnaz Nasri
doaj   +1 more source

Expression of the cyclin‐dependent kinase inhibitor p16 during the ongoing cell cycle [PDF]

open access: yesFEBS Letters, 1995
It has been demonstrated that protein expression of p16, the inhibitor of cyclin‐dependent kinase 4 and 6, increases 4 fold at the G1/S transition when serum‐arrested cells are restimulated to logarithmic growth. We examined the cell cycle regulation of this cyclin‐dependent kinase inhibitor in cells separated according to their cell cycle phases by ...
Soucek, Thomas   +5 more
openaire   +2 more sources

Antagonistic interplay between necdin and Bmi1 controls proliferation of neural precursor cells in the embryonic mouse neocortex. [PDF]

open access: yesPLoS ONE, 2014
Neural precursor cells (NPCs) in the neocortex exhibit a high proliferation capacity during early embryonic development and give rise to cortical projection neurons after maturation.
Ryohei Minamide   +3 more
doaj   +1 more source

Oncogenic and Tumor Suppressive Components of the Cell Cycle in Breast Cancer Progression and Prognosis

open access: yesPharmaceutics, 2021
Cancer, a disease of inappropriate cell proliferation, is strongly interconnected with the cell cycle. All cancers consist of an abnormal accumulation of neoplastic cells, which are propagated toward uncontrolled cell division and proliferation in ...
Dharambir Kashyap   +4 more
doaj   +1 more source

Both p16 and p21 Families of Cyclin-dependent Kinase (CDK) Inhibitors Block the Phosphorylation of Cyclin-dependent Kinases by the CDK-activating Kinase [PDF]

open access: yesJournal of Biological Chemistry, 1995
Phosphorylation of cyclin-dependent kinases (CDKs) by the CDK-activating kinase is required for the activation of CDK enzymes. Members of two families of CDK inhibitors, p16/p18 and p21/p27, become physically associated with and inhibit the activity of CDKs in response to a variety of growth-modulating signals.
O, Aprelikova, Y, Xiong, E T, Liu
openaire   +2 more sources

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