Results 61 to 70 of about 1,397,234 (360)

Respiratory complex I‐mediated NAD+ regeneration regulates cancer cell proliferation through the transcriptional and translational control of p21Cip1 expression by SIRT3 and SIRT7

open access: yesMolecular Oncology, EarlyView.
NAD+ regeneration by mitochondrial complex I NADH dehydrogenase is important for cancer cell proliferation. Specifically, NAD+ is necessary for the activities of NAD+‐dependent deacetylases SIRT3 and SIRT7, which suppress the expression of p21Cip1 cyclin‐dependent kinase inhibitor, an antiproliferative molecule, at the translational and transcriptional
Masato Higurashi   +5 more
wiley   +1 more source

Cartilage Regeneration [PDF]

open access: yesJournal of the American Academy of Orthopaedic Surgeons, 2013
Cartilage damaged by trauma has a limited capacity to regenerate. Current methods of managing small chondral defects include palliative treatment with arthroscopic débridement and lavage, reparative treatment with marrow-stimulation techniques (eg, microfracture), and restorative treatment, including osteochondral grafting and autologous chondrocyte ...
Rocky S, Tuan   +2 more
openaire   +2 more sources

Rediscovering cultural tourism: cultural regeneration in seaside towns [PDF]

open access: yes, 2011
British seaside towns have been subject to numerous attempts at regeneration and rebranding since the collapse of traditional seaside tourism began in the late 1970s.
Kennell, James
core  

Targeting the MDM2‐MDM4 interaction interface reveals an otherwise therapeutically active wild‐type p53 in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
This study investigates an alternative approach to reactivating the oncosuppressor p53 in cancer. A short peptide targeting the association of the two p53 inhibitors, MDM2 and MDM4, induces an otherwise therapeutically active p53 with unique features that promote cell death and potentially reduce toxicity towards proliferating nontumor cells.
Sonia Valentini   +10 more
wiley   +1 more source

Pathological insights from amyotrophic lateral sclerosis animal models: comparisons, limitations, and challenges

open access: yesTranslational Neurodegeneration, 2023
In order to dissect amyotrophic lateral sclerosis (ALS), a multigenic, multifactorial, and progressive neurodegenerative disease with heterogeneous clinical presentations, researchers have generated numerous animal models to mimic the genetic defects ...
Longhong Zhu   +3 more
doaj   +1 more source

Understanding and measuring mechanical signals in the tumor stroma

open access: yesFEBS Open Bio, EarlyView.
This review discusses cancer‐associated fibroblast subtypes and their functions, particularly in relation to extracellular matrix production, as well as the development of 3D models to study tumor stroma mechanics in vitro. Several quantitative techniques to measure tissue mechanical properties are also described, to emphasize the diagnostic and ...
Fàtima de la Jara Ortiz   +3 more
wiley   +1 more source

Synaptotagmin-13 orchestrates pancreatic endocrine cell egression and islet morphogenesis

open access: yesNature Communications, 2022
How pancreatic islets of Langerhans are built during development is incompletely understood. Here the authors find that Synaptotagmin-13 mediates remodeling of cell-matrix adhesion to regulate endocrine cell egression and islet morphogenesis.
Mostafa Bakhti   +17 more
doaj   +1 more source

Model predicts fundamental role of biomechanical control of cell cycle progression during liver regeneration after partial hepatectomy [PDF]

open access: yesarXiv, 2020
Partial hepatectomy (PHx) is a surgical intervention where a part of the liver is removed. Due to its extraordinary capacity to regenerate, the liver is able to regenerate about two-thirds of its mass within a few weeks. Nevertheless, in some patients regeneration fails. Understanding the principles and limitations underlying regeneration may permit to
arxiv  

Stress increases hepatic release of lipocalin 2 which contributes to anxiety-like behavior in mice

open access: yesNature Communications
Chronic stress induces anxiety disorders via both neural pathways and circulating factors. Although many studies have elucidated the neural circuits involved in stress-coping behaviors, the origin and regulatory mechanism of peripheral cytokines in ...
Lan Yan   +9 more
doaj   +1 more source

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