Results 191 to 200 of about 308,029 (295)

Histidine metabolic reprogramming drives oxidative stress induced mtDNA release to promote necroptosis and airway inflammation in severe asthma. [PDF]

open access: yesRedox Biol
Chen Y   +13 more
europepmc   +1 more source

Microbial‐Metabolite Signatures Are Associated With Glucocorticoid Responsiveness in Chronic Rhinosinusitis With Nasal Polyps

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Patients with chronic rhinosinusitis with nasal polyps (CRSwNP) exhibit heterogeneous responses to oral glucocorticoids (GCs), but the biological basis of this variability remains unclear. Objective To identify gut microbiome‒plasma metabolomic signatures associated with GC responsiveness in CRSwNP patients and to compare their ...
Ying‐Ying Zhang   +7 more
wiley   +1 more source

Noncanonical Peloruside A Biosynthesis by an Uncultivated Verrucomicrobiota Symbiont

open access: yesAngewandte Chemie, EarlyView.
Noncanonical biochemistry of the peloruside PKS characterized in this work, comprising double bond generation by a noncanonical tridomain (blue), acetyl‐CoA recycling (orange), and proofreading systems (purple and yellow). The Z‐double bond is installed by TEB1 through O‐acetylation and acetate elimination. The acyl ligase PelB (AL, orange) selectively
Amy E. Fraley   +11 more
wiley   +2 more sources

Self-interaction nanoparticle spectroscopy predicts high-concentration viscosity of therapeutic IgG1 antibodies. [PDF]

open access: yesMAbs
Paidi SK   +17 more
europepmc   +1 more source

Functional Specialization of Respiratory and Olfactory Mucus Revealed by Proteomic Profiling

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Mucus overlies the nasal mucosa in the respiratory and olfactory regions, which perform distinct physiological functions. However, proteomic differences between respiratory mucosa (RM) and olfactory cleft (OC) mucus remain unclear.
Anna Kristina Hernandez   +7 more
wiley   +1 more source

Cysteine Thioaldehydes: Photolytic Generation, Reactivity, and Biological Implications

open access: yesAngewandte Chemie, EarlyView.
Photolysis of cysteine phenacylsulfides bearing non‐conjugating electron‐withdrawing substituents leads to high conversions into cysteine thioaldehydes through a Norrish type‐II pathway. This methodology enabled the study of the aqueous reactivity of these important biosynthetic intermediates, which, depending on peptide sequence, pH and buffer ...
Ardra Karthika   +9 more
wiley   +2 more sources

Disruption of Histidine Biosynthesis Impairs Outer Membrane Stability and Intracellular Survival of <i>Brucella melitensis</i>, Resulting in Attenuated Virulence. [PDF]

open access: yesMicroorganisms
Li Y   +14 more
europepmc   +1 more source

SOLiD‐MaP: A Photoproximity Labeling Platform for Small Molecule Binding Site Mapping on RNA

open access: yesAngewandte Chemie, EarlyView.
SOLiD‐MaP is a ligand‐directed photoproximity labeling strategy developed for RNA binding‐site analysis. Singlet oxygen‐mediated labeling creates a proximity‐dependent chemical footprint of bound small molecules on RNA. Coupling this chemistry with mutational profiling enables identification of the ligand‐binding region at nucleotide resolution ...
Lin L. Rietveld   +4 more
wiley   +2 more sources

Intratumoral Mycobacterium abscessus promotes cytidine deaminase mutagenesis in non-small cell lung cancer. [PDF]

open access: yesSignal Transduct Target Ther
Li X   +11 more
europepmc   +1 more source

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