Results 51 to 60 of about 1,436,998 (354)

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

Developmental constraint of insect audition

open access: yesFrontiers in Zoology, 2006
Background Insect ears contain very different numbers of sensory cells, from only one sensory cell in some moths to thousands of sensory cells, e.g. in cicadas.
Strauß Johannes, Lakes-Harlan Reinhard
doaj   +1 more source

Anti-fungal bioactive terpenoids in the bioenergy crop switchgrass (Panicum virgatum) may contribute to ecotype-specific microbiome composition

open access: yesCommunications Biology, 2023
Plant derived bioactive small molecules have attracted attention of scientists across fundamental and applied scientific disciplines. We seek to understand the influence of these phytochemicals on rhizosphere and root-associated fungi.
Xingxing Li   +3 more
doaj   +1 more source

Lakes [PDF]

open access: yes, 1992
Lakes have always held an aesthetic fascination for people; they figure prominently in both art and literature and have even been endowed with spiritual qualities. For example, the nineteenth century American writer Henry D.
Green, John D., Lowe, David J.
core   +1 more source

An estimate of the chemical composition of Titan's lakes

open access: yes, 2009
Hundreds of radar-dark patches interpreted as lakes have been discovered in the north and south polar regions of Titan. We have estimated the composition of these lakes by using the direct abundance measurements from the Gas Chromatograph Mass ...
Cordier, D.   +4 more
core   +2 more sources

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

The Lake

open access: yesHCA Healthcare Journal of Medicine, 2022
Description Shuffling along on an early fall morning in Germany, I looked out onto this lake and felt a sense of peace. The rolling fog weaved through the trees, caressing the floating vessels and kissing the calm water. The sight eased my soul in those early hours.
openaire   +2 more sources

On Track? Ensuring the Resilience of the Great Lakes Compact [PDF]

open access: yes, 2013
The Great Lakes hold about 20 percent of the world's available surface freshwater, and 84 percent of North America's surface freshwater. As a resource, the lakes and their tributaries are invaluable -- providing drinking water for 40 million people and ...

core  

Energy input is primary controller of methane bubbling in subarctic lakes [PDF]

open access: yes, 2014
Emission of methane (CH4) from surface waters is often dominated by ebullition (bubbling), a transport mode with high‐spatiotemporal variability. Based on new and extensive CH4 ebullition data, we demonstrate striking correlations (r2 between 0.92 and 0 ...
Anthony   +35 more
core   +3 more sources

The PI3Kδ inhibitor roginolisib (IOA‐244) preserves T‐cell function and activity

open access: yesMolecular Oncology, EarlyView.
Identification of novel PI3K inhibitors with limited immune‐related adverse effects is highly sought after. We found that roginolisib and idelalisib inhibit chronic lymphocytic leukemia (CLL) cells and Treg suppressive functions to similar extents, but roginolisib affects cytotoxic T‐cell function and promotion of pro‐inflammatory T helper subsets to a
Elise Solli   +7 more
wiley   +1 more source

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