Results 91 to 100 of about 398,988 (295)

Pre‐Encoded IFN‐I Sensitivity Exacerbates Memory T Cell Senescence in Solid Tumors

open access: yesAdvanced Science, EarlyView.
Type I interferon (IFN‐I) signaling promotes p21‐dependent cell cycle arrest in senescent tumor‐specific memory T cells, resulting in poor proliferative responses and solid tumor regression during cancer vaccination. Conversely, IFNα/β receptor blockade reinvigorates T cell proliferation to regress solid tumors and is more effective with increasing ...
Andrew Nguyen   +4 more
wiley   +1 more source

Cyclin kinase inhibitor p21: a mediator of immune tolerance: direct and indirect evidence [PDF]

open access: yes, 2009
*Background:* Uncontrolled proliferation of T-cells is considered a barrier to the induction of transplantation tolerance by T regulatory cells. Therefore, cyclin kinase inhibitor p21, one of the most potent inhibitors of cell proliferation, may exert an
Ashwani Khanna
core   +1 more source

Three-gluon vertex in arbitrary gauge and dimension [PDF]

open access: yes, 1995
One-loop off-shell contributions to the three-gluon vertex are calculated, in arbitrary covariant gauge and in arbitrary space-time dimension, including quark-loop contributions (with massless quarks).
A. A. Abrikosov   +76 more
core   +5 more sources

Targeting p21 Degradation Locally [PDF]

open access: yesDevelopmental Cell, 2010
Just as the activity of many multifunctional proteins is restricted by subcellular localization, so is their regulation. In this issue of Development Cell, Starostina et al. identify an E3 ubiquitin ligase, CRL2(LRR1), for the cyclin-dependent kinase inhibitor p21 that specifically ubiquitylates cytoplasmic p21 to facilitate cell migration.
openaire   +2 more sources

GATA4‐Driven Transcription of HtrA1 Promotes Cellular Senescence in Ménière's Disease and Age‐Related Audio‐Vestibular Dysfunction

open access: yesAdvanced Science, EarlyView.
This study identifies the HDAC6/GATA4/HtrA1 axis as a critical driver of cellular senescence in the inner ear. GATA4 nuclear translocation, facilitated by HDAC6 downregulation, transcriptionally activates HtrA1, promoting hair cell senescence, SASP, and audio‐vestibular dysfunction in models of Ménière's disease and age‐related audio‐vestibular ...
Na Zhang   +16 more
wiley   +1 more source

A screen for inducers of p21waf1/cip1 identifies HIF prolyl hydroxylase inhibitors as neuroprotective agents with antitumor properties

open access: yesNeurobiology of Disease, 2013
Preventing neuronal death is a priority for treating neurological diseases. However, therapies that inhibit pathological neuron loss could promote tumorigenesis by preventing the physiological death of cancerous cells.
Thong C. Ma   +8 more
doaj   +1 more source

Klein's programme and Quantum Mechanics

open access: yes, 2015
We review the geometrical formulation of Quantum Mechanics to identify, according to Klein's programme, the corresponding group of transformations. For closed systems, it is the unitary group.
Clemente-Gallardo, J., Marmo, G.
core   +1 more source

DCAF13 Safeguards Hematopoietic Stem Cells via RRS1‐Regulated Ribosome Biogenesis

open access: yesAdvanced Science, EarlyView.
This study establishes DCAF13 as an essential regulator for hematopoietic stem cell (HSC) function. Its deletion in mice causes lethal pancytopenia and HSC depletion. Mechanistically, DCAF13 interacts with RRS1 and mediates its non‐degradative K27‐linked ubiquitination, thereby stabilizing RRS1 to maintain ribosome biogenesis and protein translation ...
Mengke Li   +25 more
wiley   +1 more source

Nexrutine Inhibits Cancer Cell Growth as a Consequence of Mitochondrial Damage and Mitophagy

open access: yesCellular Physiology and Biochemistry, 2015
Background/Aims: Nexrutine is an herbal extract of Phellodendron amurense and has been used as nutrient supplement in China as well as America. Potential protection effect of Nexrutine has been reported. Methods: To investigate the mechanism of Nexrutine,
Xiang Wu   +5 more
doaj   +1 more source

Vitamin C Promotes Apoptosis and Cell Cycle Arrest in Oral Squamous Cell Carcinoma

open access: yesFrontiers in Oncology, 2020
Oral squamous cell carcinoma (OSCC) is currently ranked as the eighth most prevalent type of cancer. Despite recent advances in cancer research, the 8-year survival rate for oral squamous cell carcinoma remains only 50–60%.
Jianjun Zhou   +5 more
doaj   +1 more source

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