Results 121 to 130 of about 1,700,978 (266)

LC‐MS and High‐Throughput Data Processing Solutions for Lipid Metabolic Tracing Using Bioorthogonal Click Chemistry

open access: yesAngewandte Chemie, EarlyView.
This study introduces an integrated analytical and bioinformatics platform for high‐throughput tracing of lipid metabolism using bioorthogonal alkyne fatty acids and optimized LC‐MS workflow. Applied to human fibrosarcoma cells, the method traced fatty acid metabolism, revealing nuances in sphingolipid routing and metabolic bottlenecks, highlighting ...
Palina Nepachalovich   +7 more
wiley   +2 more sources

PHOSPHO1 Suppresses Ferroptosis in Retinal Pigment Epithelial Cells by Reducing the Levels of Phosphatidylethanolamine Molecular Species

open access: yesAdvanced Science, EarlyView.
Iron‐induced lipid peroxidation of phosphatidylethanolamine (PE) species is the key driver of ferroptosis. The authors discovered that PHOSPHO1 lowers the level of PE in retinal pigment epithelial cells thus reducing the formation of lipid peroxides. Lowering PE levels can also prevent the creation of autolysosomes, reduce the production of free iron ...
Zhiyang Chen   +19 more
wiley   +1 more source

New insight into the cradle of the grey voles (subgenus Microtus) inferred from mitochondrial cytochrome b sequences

open access: yes, 2017
A. Mahmoudi   +4 more
semanticscholar   +1 more source

Supramolecular Gels as Active Tools for Reaction Engineering

open access: yesAngewandte Chemie, EarlyView.
The unique combination of environments within gels, self‐assembled from low‐molecular‐weight gelators, offers the ability to control reactivity in new ways, achieving unique reaction outcomes, leading to the emerging concept of supramolecular gels as nanoreactors. Smart chemical engineering methods enable the use of such gels to fabricate materials and
David K. Smith
wiley   +2 more sources

A Needle‐Like H2S‐Releasing and H2O2 Self‐Replenishing Nanoplatform for Enhanced Chemodynamic Tumor Immunotherapy

open access: yesAdvanced Science, EarlyView.
The PTA‐SnS2@GOx cascade nanosystem presents a smart paradigm for cancer theranostics, integrating self‐supplied H2S/H2O2‐augmented chemodynamic therapy (CDT) with sensitized immunotherapy. Its needle‐like SnS2 shell enhances tumor‐specific uptake, ensuring biosafety.
Xiaoxiao Sun   +3 more
wiley   +1 more source

Phylogenetic positions of the rotifer Brachionus plicatilis species complex from Indonesian waters

open access: yesDepik Jurnal
The Brachionus plicatilis species complex comprises a group of rotifers commonly found in marine and brackish water environments worldwide. This group has garnered substantial attention due to its ecological significance and its utility in aquaculture ...
Stenly Wullur   +2 more
doaj   +1 more source

Structural Basis for the Catalytic Mechanism of ATP‐Dependent Diazotase CmaA6

open access: yesAngewandte Chemie, EarlyView.
Several diazotases have been reported in recent years, but the detailed catalytic mechanism is unclear. From X‐ray crystallography and Cryo‐EM analysis, we obtained the structure of a diazotase CmaA6, which synthesizes 3‐diazocoumaric acid. Kinetic analysis and computational analysis indicated that CmaA6 catalyzes diazotization via an unprecedented ...
Seiji Kawai   +5 more
wiley   +2 more sources

meso‐Free Porphyrinoids

open access: yesAsian Journal of Organic Chemistry, EarlyView.
meso‐Free porphyrinoids are recognized as a versatile platform for further functionalization and oligomerization. The synthesis and characteristic features of such meso‐free porphyrinoids are reviewed. Abstract meso‐Unsubstituted (meso‐free) porphyrins have been an effective platform for creating versatile peripherally functionalized porphyrins and ...
Takayuki Tanaka   +2 more
wiley   +1 more source

Phylogeography of the Sinica Group of Macaques in the Himalayas: Taxonomic and Evolutionary Implications

open access: yesBiology
Owing to the taxonomic incongruence between the morphological features and genetic relationships of the sinica group of macaques (genus Macaca), the taxonomy of this macaque group has remained inconclusive.
Laxman Khanal   +5 more
doaj   +1 more source

A Hypoxia‐Triggered Bioreduction of Hydrophilic Type I Photosensitizer for Switchable In Vivo Photoacoustic Imaging and High‐Specificity Cancer Phototherapy

open access: yesAngewandte Chemie, EarlyView.
A hydrophilic type I phototherapeutic agent (NanoPcN8O) was developed which selectively responded to hypoxic tumor microenvironments and switched on type I photodynamic and photothermal effects as well as a photoacoustic signal for activatable photoacoustic imaging and tumor phototherapy.
Yuan‐Yuan Zhao   +6 more
wiley   +2 more sources

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