(ChemRxiv) Motional Mode Conversion in the Orbitrap: Resonant coupling between motional modes has played an important role in trapped-ion physics and Fourier transform ion cyclotron resonance (FTICR) mass spectrometry, enabling ion manipulation, cooling, centering, and precision… #MassSpecRSS

(ChemRxiv) Integrating Ion Mobility–Resolved Tandem Mass Spectrometry and Microcrystal Electron Diffraction for Structural Elucidation #MassSpecRSS

Genome-Guided Discovery of Floridanemastatin, a Statine-Containing Polyketide-Peptide from the Cyanobacterium Floridanema evergladense: AbstractWe report the genome-guided discovery, isolation, and characterization of floridanemastatin (1), a previously undescribed statine-containing… #MassSpecRSS

(Talanta) Direct injection and automated pressurized extraction coupled to high-resolution mass spectrometry for the quantification of organophosphate flame retardants in water, soil and dust: Publication date: Available online 3 October 2026

Source: Talanta

Author(s): Marc… #Talanta #MassSpecRSS

(JASMS) A Streamlined Approach for Spatial Matrisomics with
High-Confidence Annotation of Extracellular Protein Alterations in
Functional Tissue Units: AbstractThe extracellular
matrix (ECM) serves critical structural and functional
purposes within tissues, but its spatial… (RSS) #MassSpecRSS

(JASMS) Complementary Ligand
Binding Assay and Intact Mass
Spectrometry Strategies for Preclinical Pharmacokinetics of Trispecific
Antibody Candidates: AbstractMultispecific monoclonal antibodies present bioanalytical
challenges
for pharmacokinetic (PK) assessment because total… (RSS) #MassSpecRSS

(JASMS) Unraveling Unexpected
Palladium Catalyst Poisoning
by Liquid Chromatography–Mass Spectrometry: AbstractPalladium-catalyzed
cross-coupling reactions are cornerstones
of
drug manufacturing during pharmaceutical development. However, their
efficiencies can be susceptible to… (RSS) #MassSpecRSS

(JASMS) An Energetic-Control Framework for Electrospray Ionization
Using Thermometer Ions: AbstractElectrospray
ionization mass spectrometry (ESI-MS) is increasingly
used to investigate chemical reactivity. During these experiments,
source conditions are frequently adjusted,… (RSS) #MassSpecRSS

(Biomed Chrom) A Novel Polarity Switching LC‐MS/MS Method for Simultaneous Quantification of Drospirenone and Estetrol: Application to Pharmacokinetic Studies in Human Plasma: ABSTRACT

A sensitive, selective, and rapid liquid chromatography–tandem mass spectrometry… #massSpecRSS #biomedchrom

(A Chem) Circuit Identification
in the “Black Box”
of Reactive Oxygen Species-Involved Electrochemiluminescence by Time-Synchronized
Luminescence-Mass Spectrometry: AbstractReactive
oxygen species (ROS)-involved electrochemiluminescence
(ECL) systems are increasingly sought after for… #MassSpecRSS

A Practical Guide to Dereplication in Natural Products Metabolomics: AbstractLiquid chromatography-tandem mass spectrometry (LC−MS/MS)-based metabolomics has become a central approach for characterizing the chemical diversity of biological systems, particularly in natural product… #MassSpecRSS

(ES&T) Insight
from Carbon and Nitrogen Isotope Fractionation
of Sulfamethoxazole during Oxidative vs Reductive Transformation: AbstractThe antibiotic sulfamethoxazole
(SMX) is frequently detected in
aquatic systems, raising environmental concerns. Therefore, it is
necessary to… #MassSpecRSS

(ES&T) Clay-Mediated Phototransformation
Alters the Molecular
Composition and Toxicity of Microplastic-Derived Dissolved Organic
Matter: AbstractMicroplastics (MPs) release complex dissolved organic
matter (MPs-DOM)
during environmental weathering, yet how clay minerals regulate… #MassSpecRSS

(JACS) Particulate Amine Salts
as Dynamic Hubs for Atmospheric
Nitrogen Exchange: AbstractAmine
salts in atmospheric particulate matter have long
been regarded
as chemically inert and nonvolatile sinks for organic nitrogen. Here,
we overturn this paradigm by demonstrating that these… #MassSpecRSS

(JASMS) Data Correction Workflow
for Isotope Analysis of Perfluorooctanoic
Acid (PFOA) by Orbitrap-IRMS: AbstractData
corrections (data normalization) for isotope analyses
are
crucial for traditional magnetic sector isotope ratio mass spectrometry
to facilitate meaningful… (RSS) #MassSpecRSS

(JPR) Proteomic Profiling
Identifies Infection-Associated
Pathways in Pediatric Aortic Aneurysms: AbstractAortic
aneurysm (AA) in children is a rare but life-threatening
condition with poorly understood molecular mechanisms. To better understand
AA in children, we conducted nanoliquid… #MassSpecRSS

(BioRxiv All) The protein phosphatase 2A catalytic subunit Pph22 partners with Tap42 and Rrd2 to control viability and virulence in Cryptococcus neoformans: Protein phosphatase 2A regulates eukaryotic signaling, but the function of its associated regulators remains poorly… #BioRxiv #MassSpecRSS

(Talanta) Glycopeptide-based classification of erythropoietin biopharmaceuticals by microseparation techniques coupled to mass spectrometry and multivariate analysis: Publication date: Available online 30 September 2026

Source: Talanta

Author(s): Helena Tejero, Montserrat… #Talanta #MassSpecRSS

(EJMS) Development and validation of an RP-HPLC method for the quantification of impurities of icatibant injection in finished formulations-identification and characterization of its impurities via LC-HRMS: European Journal of Mass Spectrometry, Ahead of Print.
In the present… #EJMS #MassSpecRSS

(J Chrom B) Electrospun ZIF-8-enhanced fibers for fabric phase extraction of phenytoin from plasma samples followed by high performance liquid chromatography-tandem mass spectrometry analysis: Publication date: Available online 30 September 2026

Source: Journal of… #JChrom #MassSpecRSS