Results 71 to 80 of about 28,898 (227)

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  

Aging and periodontitis increase brain dissemination of oral bacteria

open access: yesJournal of Periodontology, EarlyView.
Abstract Background The microbiome is a dynamic system that changes throughout life. Studies have revealed the relationship between periodontal disease and the oral microbiota; however, the impact of periodontal disease on the expression of senescence markers and on the inflammaging of the oral and systemic microbiome remains unclear.
Ozge Unlu   +7 more
wiley   +1 more source

HPV-18 transformed cells fail to arrest in G1 in response to quercetin treatment [PDF]

open access: yes, 2005
Previous work with primary human keratinocytes demonstrated that quercetin, a potent mutagen found in high levels in bracken fern (Pteridium aquilinum), arrested cells in G1 with concomitant elevation of the cyclin-dependent kinase inhibitor (cdki ...
Alonso-Amelot   +37 more
core   +1 more source

Molecular analysis of the cyclin-dependent kinase inhibitor family: p16(CDKN2/MTS1/INK4A), p18(INK4C) and p27(Kip1) genes in neuroblastomas [PDF]

open access: yesCancer, 1996
Chromosomal abnormalities involving band 1p32, especially deletions, are frequent in neuroblastomas, indicating that a tumor suppressor gene(s) is localized at this region. The p18 gene, one of the cyclin-dependent kinase inhibitor (CDKI) genes, maps to this chromosomal region.
N, Kawamata   +3 more
openaire   +2 more sources

Staging concept for aging management: Definition, mechanism, and coping strategies

open access: yesVIEW, EarlyView.
We divided the overall aging stage into “pre‐aging”, “aging compensation”, and “aging disability”. For each stage, we delineate the clinical presentations, biological phenomena, theoretical underpinnings, and key management priorities. Abstract Aging, as a gradual and largely irreversible biological process, characterized by declining organismal ...
Zhonghan Wang   +6 more
wiley   +1 more source

Selective In Vivo and In Vitro Effects of a Small Molecule Inhibitor of Cyclin-Dependent Kinase 4 [PDF]

open access: yes, 2017
Background: Cyclin-dependent kinase 4 (Cdk4) represents a prime target for the treatment of cancer because most human cancers are characterized by overexpression of its activating partner cyclin D1, loss of the natural Cdk4-specific inhibitor p16, or ...
Chaudhuri, Bhabatosh   +8 more
core  

Spontaneous γH2AX Foci in Human Solid Tumor-Derived Cell Lines in Relation to p21WAF1 and WIP1 Expression. [PDF]

open access: yes, 2015
Phosphorylation of H2AX on Ser139 (γH2AX) after exposure to ionizing radiation produces nuclear foci that are detectable by immunofluorescence microscopy.
Andrais, Bonnie   +5 more
core   +2 more sources

Current view of the inhibitor protein cyclin-dependent kinase р16, р27 and their role in the cell cycle

open access: yesКубанский научный медицинский вестник, 2016
Violations of the cell cycle have their own characteristics in the skin lesions. The greatest attention is paid to the research of cancers, whereas benign tumors of the skin insufficiently studied.
A. K. Aleksandrova, V. A. Smolynnikova
doaj  

Cyclin A1 shows age-related expression in benign tonsils, HPV16-dependent overexpression in HNSCC and predicts lower recurrence rate in HNSCC independently of HPV16

open access: yesBMC Cancer, 2012
Background Promoter methylation of the tumor suppressor gene Cyclin A1 could be associated with Human Papillomavirus 16 (HPV16) induced Head and Neck Squamous Cell Carcinoma (HNSCC) and Cervical Carcinoma.
Weiss Daniel   +3 more
doaj   +1 more source

Inflammation‐Regeneration Axis of Dental Pulp Stem Cells: Wnt/NF‐κB Crosstalk

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Background Inflammation critically determines dental pulp regenerative outcomes, with dental pulp stem cells (DPSCs) orchestrating tissue homeostasis through differentiation, self‐renewal and immunomodulation processes dynamically regulated by Wnt/β‐catenin and NF‐κB signaling crosstalk.
V. Rajasekar   +4 more
wiley   +1 more source

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