Results 261 to 270 of about 6,113,563 (357)

Potential Application of a Water‐Soluble Fullerene C60 Decorated with Diethylene Glycol in Treatment of Osteoarthritis

open access: yesAdvanced NanoBiomed Research, EarlyView.
A new ethoxyethanol derivative of iminofullerene, F2, is synthesized and labeled with 99mTc to produce 99mTc‐F2. In vitro, compound F2 inhibits the activation of primary mouse bone marrow‐derived macrophages stimulated with lipopolysaccharide. Moreover, 99mTc‐F2 is selectively enriched in the injured joints of mice. Inflammatory macrophages play a role
Rui He   +6 more
wiley   +1 more source

Peptidic Tryptophan Halogenation by a Promiscuous Flavin‐Dependent Enzyme

open access: yesAngewandte Chemie, EarlyView.
ChlH, a flavin‐dependent tryptophan halogenase, was reconstituted in vitro and capable of modifying a wide array of diverse peptidic substrates. This suggests a potential use in the biocatalytic production of chlorinated peptides. Abstract Amino acids undergo numerous enzymatic modifications.
Andrew J. Rice   +5 more
wiley   +2 more sources

Ribosomal protein deficiencies linked to Diamond-Blackfan anemia induce distinctive alterations of ATF4 expression. [PDF]

open access: yesiScience
Lorenzo-Martín LF   +7 more
europepmc   +1 more source

Harnessing Physiological Shear Stress in a Perfusion Bioreactor for Enhanced Endothelialization of Small‐Diameter Vascular Grafts

open access: yesAdvanced NanoBiomed Research, EarlyView.
Traditional static culture provides limited physiological relevance for evaluation of vascular grafts. A perfusion bioreactor system can provide more accurate in vitro model for evaluation of vascular grafts, exposing endothelial cells on 3D structure to physiological or pathological shear stress.
Praveesuda L. Michael   +10 more
wiley   +1 more source

Real‐Time Eco–AI, Electrophoresis‐Correlative Data‐Dependent Acquisition with AI‐Based Data Processing Broadens Access to Single‐Cell Mass Spectrometry Proteomics

open access: yesAngewandte Chemie, EarlyView.
An affordable single‐cell proteomics workflow combines capillary electrophoresis, real‐time ion sorting, and AI‐aided spectral deconvolution to profile early Xenopus embryonic cells. Despite using a legacy Orbitrap, this strategy matches or exceeds the sensitivity of modern instruments, uncovering proteome dynamics at sub‐nanogram scale.
Bowen Shen, Fei Zhou, Peter Nemes
wiley   +2 more sources

Ribosomal Protein S6 Kinase 1 Signaling Regulates Mammalian Life Span

open access: yesScience, 2009
C. Selman   +21 more
semanticscholar   +1 more source

Cyclochlorotine Hydroxylase CctR Reveals DUF3328 as a Family of Copper‐Dependent Metalloenzymes

open access: yesAngewandte Chemie, EarlyView.
DUF3328 is an enigmatic enzyme family implicated in diverse transformations in fungal natural product biosynthesis, yet its functions remain largely underexplored. Through biochemical characterization of the cyclochlorotine hydroxylase CctR, we define DUF3328 as a family of copper‐dependent metalloenzymes.
Wentao Huang   +11 more
wiley   +2 more sources

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