Homozygous loss of the cyclin-dependent kinase 4-inhibitor (p16) gene in human leukemias [PDF]
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.
Shohei Ogawa +9 more
+8 more sources
Immunohistochemical expression of cyclin-dependent kinase inhibitors p16 and p57 in rhabdomyosarcoma
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
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Tissue Microarray Analysis of Cyclin-Dependent Kinase Inhibitors p21 and p16 in Fuchs Dystrophy [PDF]
To investigate the novel application of tissue microarray (TMA) technology to corneal disease and to report altered protein expression of senescence-associated cyclin-dependent kinase inhibitors p21 and p16 in Fuchs endothelial corneal dystrophy (FECD).A TMA including 208 cores was generated from paraffin-embedded tissues, including corneal buttons of ...
Mario Matthaei +6 more
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p16-Cdk4-Rb axis controls sensitivity to a cyclin-dependent kinase inhibitor PD0332991 in glioblastoma xenograft cells [PDF]
Deregulation of the p16(INK4a)-Cdk4/6-Rb pathway is commonly detected in patients with glioblastoma multiforme (GBM) and is a rational therapeutic target. Here, we characterized the p16(INK4a)-Cdk4/6-Rb pathway in the Mayo panel of GBM xenografts, established from primary tissue samples from patients with GBM, and evaluated their response to PD0332991,
Ling Cen +12 more
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Involvement of the cyclin-dependent kinase inhibitor p16 (INK4a) in replicative senescence of normal human fibroblasts [PDF]
Human diploid fibroblasts (HDFs) can be grown in culture for a finite number of population doublings before they cease proliferation and enter a growth-arrest state termed replicative senescence. The retinoblastoma gene product, Rb, expressed in these cells is hypophosphorylated.
David A. Alcorta +5 more
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Differential p16/INK4A cyclin-dependent kinase inhibitor expression correlates with chemotherapy efficacy in a cohort of 88 malignant pleural mesothelioma patients [PDF]
Malignant pleural mesothelioma (MPM) is a rare and essentially incurable malignancy most often linked with occupational exposure to asbestos fibres. In common with other malignancies, the development and progression of MPM is associated with extensive dysregulation of cell cycle checkpoint proteins that modulate cell proliferation, apoptosis, DNA ...
Cormac J. Jennings +6 more
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Both p16 and p21 Families of Cyclin-dependent Kinase (CDK) Inhibitors Block the Phosphorylation of Cyclin-dependent Kinases by the CDK-activating Kinase [PDF]
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.
Olga Aprelikova +2 more
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The expression of cyclin-dependent kinase inhibitors p15, p16, p21, and p27 during ovarian follicle growth initiation in the mouse [PDF]
Cyclins regulate the cell cycle in association with cyclin dependent kinases (CDKs). CDKs are under inhibitory control of cyclin dependent kinase inhibitors (CDKIs).In this study we tested the expression of CDKIs p15, p16, p21 and p27 by immunohistochemistry to determine the role of CDKIs in the initiation of primordial follicle growth.
Aykut Bayrak, Kutluk Oktay
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Mechanisms of MEOX1 and MEOX2 regulation of the cyclin dependent kinase inhibitors p21 and p16 in vascular endothelial cells. [PDF]
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
Deletion of cyclin-dependent kinase 4 inhibitor genes P15 and P16 in non-Hodgkin's lymphoma [PDF]
Abstract B-cell non-Hodgkin's lymphoma (NHL) is a heterogeneous lymphoid malignancy consisting of several histologic types. Alterations in proto-oncogenes caused by reciprocal chromosome translocations have been implicated in the etiology of specific histologic groups.
PR Koduru +5 more
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