Results 111 to 120 of about 531,349 (289)

Mitotic Reorganization of the Intermediate Filament Protein Nestin Involves Phosphorylation by cdc2 Kinase [PDF]

open access: yesJournal of Biological Chemistry, 2001
The intermediate filament protein nestin is expressed during early stages of development in the central nervous system and in muscle tissues. Nestin expression is associated with morphologically dynamic cells, such as dividing and migrating cells. However, little is known about regulation of nestin during these cellular processes. We have characterized
Robert D. Goldman   +6 more
openaire   +3 more sources

Hinokiflavone induces apoptosis, cell cycle arrest and autophagy in chronic myeloid leukemia cells through MAPK/NF-κB signaling pathway

open access: yesBMC Complementary Medicine and Therapies, 2022
Background Chronic myeloid leukemia (CML) is a myeloproliferative tumor originating from hematopoietic stem cells, and resistance to tyrosine kinase inhibitors (TKI) has become a major cause of treatment failure.
Xiang Qin   +8 more
doaj   +1 more source

TP53‐Mutated Acute Myeloid Leukemia: Unanswered Questions

open access: yesHematological Oncology, Volume 43, Issue 4, July 2025.
ABSTRACT TP53‐mutated acute myeloid leukemia (AML) remains one of the most treatment‐resistant hematologic malignancies, with poor overall survival despite advancements in therapeutic strategies. The loss of functional p53 compromises DNA repair, apoptosis, and genomic stability, rendering both conventional and novel therapies largely ineffective. This
Antonella Bruzzese   +11 more
wiley   +1 more source

CLK2 blockade modulates alternative splicing compromising MYC‐driven breast tumors

open access: yesEMBO Molecular Medicine, 2018
MYC oncogene overexpression/amplification is common in multiple human cancers, in which it regulates proliferation, apoptosis and cell metabolism, among other processes, and its expression associates with poor prognosis.
Fernando Salvador, Roger R Gomis
doaj   +1 more source

Comparing Theories for the Maintenance of Late LTP and Long-Term Memory: Computational Analysis of the Roles of Kinase Feedback Pathways and Synaptic Reactivation [PDF]

open access: yesarXiv, 2020
How can memories be maintained from days to a lifetime, given turnover of proteins that underlie expression of long-term synaptic potentiation (LTP)? One likely solution relies on synaptic positive feedback loops, prominently including persistent activation of CaM kinase II (CaMKII) and self-activated synthesis of protein kinase M zeta (PKM).
arxiv  

Skeletal muscle cells lacking the retinoblastoma protein display defects in muscle gene expression and accumulate in S and G2 phases of the cell cycle. [PDF]

open access: yes, 1996
Viral oncoproteins that inactivate the retinoblastoma tumor suppressor protein (pRb) family both block skeletal muscle differentiation and promote cell cycle progression.
Jacks, T   +3 more
core  

An inhibitor-driven study for enhancing the selectivity of indirubin derivatives towards leishmanial Glycogen Synthase Kinase-3 over leishmanial cdc2-related protein kinase 3

open access: yesParasites & Vectors, 2014
Background In search of new antiparasitic agents for overcoming the limitations of current leishmaniasis chemotherapy, we have previously shown that 6-bromoindirubin-3'-oxime (6BIO) and several other 6-substituted analogues of indirubin, a naturally ...
Antonia Efstathiou   +9 more
doaj   +1 more source

Proteasome-mediated proteolysis of SRSF5 splicing factor intriguingly co-occurs with SRSF5 mRNA upregulation during late erythroid differentiation. [PDF]

open access: yesPLoS ONE, 2013
SR proteins exhibit diverse functions ranging from their role in constitutive and alternative splicing, to virtually all aspects of mRNA metabolism. These findings have attracted growing interest in deciphering the regulatory mechanisms that control the ...
Osman Breig, Faouzi Baklouti
doaj   +1 more source

Activation of human CDC2 protein as a histone H1 kinase is associated with complex formation with the p62 subunit.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1989
p34 kinase, the product of the CDC2 gene, is a cell-cycle regulated protein kinase that is most active during mitosis. In HeLa cells, p34 kinase has previously been shown to exist in both a low- and a high-molecular-mass form, the latter of which is only
L. Brizuela, G. Draetta, D. Beach
semanticscholar   +1 more source

Single‐Cell Atlas Reveals Tumorigenic Profiles and Immune Dynamics of Adrenal Incidentalomas

open access: yesAdvanced Science, Volume 12, Issue 22, June 12, 2025.
Single‐cell RNA sequencing reveals cellular heterogeneity in adrenal incidentalomas, identifying distinct tumor cell populations. Clusterin is recognized as a biomarker for adrenocortical tumors, correlating with established markers. MYCN‐positive clusters in pheochromocytomas indicated poorer survival.
Meng Wang   +18 more
wiley   +1 more source

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