(ES&T) Self-Sustaining
Ce(IV)/Ce(III) Cycle for Spontaneous
Surface Hydroxyl Radical Generation: AbstractAdvanced oxidation
processes are indispensable for water remediation
yet face a fundamental activity–selectivity trade-off, where
reactive species are competitively quenched by… #MassSpecRSS

(ES&T) Mass
Spectrometry-Based Exposomics Is Not Metabolomics
by Another Name #MassSpecRSS

(ES&T) Chemical
Fingerprints of New vs Weathered Plastics:
A Machine Learning Approach: AbstractRegulatory initiatives
to mitigate plastic pollution face challenges
in identifying microplastics and their sources. Recent advances in
computational fingerprinting offer opportunities for… #MassSpecRSS

(ES&T) Release and Transformation
of Polymer-Associated Chemicals
from Aged Polypropylene and Polyurethane Microplastics in Freshwater
Laboratory and Mesocosm Studies: AbstractMicroplastics (MPs) release polymer-associated chemicals
(PACs)
into aquatic environments, yet their… #MassSpecRSS

(J Phys Chem A) The Photoionization
Spectrum of the Acetyl Radical
and the Kinetics of Its Unimolecular and Bimolecular Reactions at
Elevated Pressures: AbstractThe acetyl radical (CH3CO) is a primary intermediate
during the oxidation and combustion of CH3CHO and represents
a… #MassSpecRSS

(J Phys Chem A) Combined Experimental
and Theoretical Study on Neopentanol
Pyrolysis: AbstractThe multi-channel, unimolecular dissociation of neopentanol
at
high temperatures was studied by three experimental methods and a
complementary high-level theoretical analysis. In addition to… #MassSpecRSS

(J Phys Chem A) The Reactions of
Isobutyl Acetate and 2-Methyl
Allyl Acetate with Cl Atoms: Kinetics, Mechanism, and Atmospheric
Fate: AbstractThe kinetics of the Cl-initiated reactions of isobutyl
acetate
(IBAc) and 2-methyl allyl acetate (2MAAc) were elucidated as a function
of… #MassSpecRSS

(BioRxiv All) RNF25 Ubiquitin E3 activity Safeguards Genome Integrity by Modulating DNA Replication, Transcription and Translation.: The human genome encodes several hundreds of ubiquitin E3 enzymes, most of which have poorly understood biological roles. In search for novel… #BioRxiv #MassSpecRSS

(BioRxiv All) Metabolomics highlights cardiovascular risk factor links to sphingolipid and one-carbon metabolism in asymptomatic adults: Background: Metabolic perturbations associated with cardiovascular disease (CVD) risk factors prior to clinical disease manifestation may… #BioRxiv #MassSpecRSS

(Angew Chem) Glutaredoxins Rapidly Reduce Glutathione Hydroper‐ and Polysulfides: Glutaredoxins (Grx) rapidly reduce glutathione polysulfides (GSSnSG) to glutathione hydroper/polysulfides (GSSnH) or GSSnH to hydrogen (poly)sulfides (H2Sn). Reduction of glutathionylated… (RSS) #AngewChem #MassSpecRSS

(JACS) Direct Visualization
of a Hydroperoxy Intermediate
in Fluorescent Protein Chromophore Maturation in PAmCherry1: AbstractDespite the widespread use of fluorescent proteins in
bioimaging,
the mechanism of oxidative chromophore maturation to form the tyrosine
Cα═Cβ double bond… #MassSpecRSS

(JASMS) Mass Spectrometry-Based
Structural Proteomics and
Analytical Ultracentrifugation Characterize the Structures of Oligomeric
Apolipoprotein E4 and Its Variants: AbstractApolipoprotein E4
(ApoE4), one of the three common isoforms
of
ApoE, differs from ApoE3 and ApoE2 by just… (RSS) #MassSpecRSS

(JASMS) Plasma-Assisted Functionalization of Hydrocarbons
for Enhanced Mass Spectrometric Detection: AbstractThe detection and
structural analysis of hydrocarbons by mass spectrometry
(MS) are challenging because of poor ionization. Here, we report a
plasma-based strategy that… (RSS) #MassSpecRSS

(JASMS) Evaluation of Free
and Released Sulfur Mustard Diols
in Human Blood and Urine Using Multi-ionization GC–QQQ and
GC–Q-TOF: AbstractExposures to blister agents such as sulfur mustard (HD)
have been
documented in both military and civilian settings, underscoring the
need for… (RSS) #MassSpecRSS

(JASMS) Ion Mobility-Collision
Induced Unfolding Detects Stability
Shifts within Hidden Protein Conformer Families: AbstractProteins
commonly exist in complex mixtures, adopting
a diverse
ensemble of structural conformations. While some of these conformations
are functionally… (RSS) #MassSpecRSS

(JASMS) Optimized Sodium-Enhanced
MALDI-2 Enables Multimodal
Imaging of Triacylglycerols: AbstractTriacylglycerols
(TAGs) are essential neutral lipids
with critical
roles in cellular function and disease. However, spatial characterization
of these chemical species remains… (RSS) #MassSpecRSS

(JASMS) A Personal Perspective
on the Technological and Commercial
Development of Nanospray and Nanobore LC-MS: AbstractFlow-rate-minimized electrospray ionization, commonly
referred
to as nanoelectrospray or, more simply, nanospray, has evolved into
an essential foundational… (RSS) #MassSpecRSS

(JPR) Amino Acid Substitutomics:
Profiling Amino Acid Substitutions
at the Proteomic Scale Unveils Biological Implications and Escape
Hypotheses in Cancer: AbstractAmino acid (AA) substitutions
are pivotal modulators of cellular
signaling and homeostasis. Current studies of AA… #MassSpecRSS

(A Chem) 4D-Printed
Temperature-Switchable Monolithic Packing
for NIR-Actuated Elemental Speciation Analysis: AbstractFour-dimensional printing (4DP) technologies drive the
use of stimuli-responsive
materials in the fabrication of versatile analytical devices. In this
study, a… #MassSpecRSS

(BioRxiv All) A dependency-free, streamable format and cross-language toolkit for scalable LC-MS feature detection: reading only what you need: Mass spectrometry generates data faster than it can be read, and the exchange standard, mzML, is text-based and must be parsed in… #BioRxiv #MassSpecRSS