Mass spectrometrist and laser collector. Posting mass spectrometry articles from journal RSS feeds. https://kermitmurray.com/https://bsky.app/profile/kkmurray.bsky.socialhttps://bsky.app/profile/kkmurray.bsky.social/post/3mklbnlbkik2m(JASMS) [ASAP] Unsupervised Semantic Segmentation Models for Region of Interest Identification: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.5c00216 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSGhvL28 Apr 2026 19:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mklbnlbkik2mhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkl6vej6id2j(JASMS) [ASAP] Distinct Solvent Effect on the Conformation and Charge State Distribution of Typical Proteases Revealed by Ion Mobility Mass Spectrometry: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.6c00033 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSGftP28 Apr 2026 18:15 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkl6vej6id2jhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkkgukugha2h(Proteomics) Urinary Peptidomic Signatures Predict Overall and Progression‐Free Survival in Bladder Cancer: PROTEOMICS, EarlyView. #MassSpecRSS http://dlvr.it/TSGGmy28 Apr 2026 11:05 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkkgukugha2hhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkk4nakirb2iSingle-bacterium metabolome revealing heterogeneous cellular states in bacterial populations #nature #MassSpecRSS http://dlvr.it/TSG6zs28 Apr 2026 08:02 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkk4nakirb2ihttps://bsky.app/profile/kkmurray.bsky.social/post/3mkjsql6tpj2s(BioRxiv All) Iron-responsive phosphorylation of TolQ modulates cell envelope integrity and antibiotic susceptibility in Klebsiella pneumoniae: Klebsiella pneumoniae is an opportunistic bacterial pathogen associated with high morbidity and mortality, exacerbated by the rapid… #BioRxiv #MassSpecRSS http://dlvr.it/TSG1Wz28 Apr 2026 05:05 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkjsql6tpj2shttps://bsky.app/profile/kkmurray.bsky.social/post/3mkjpbossan2j(BioRxiv All) SbmA coordinates iron homeostasis and antimicrobial susceptibility in Klebsiella pneumoniae through phosphorylation-dependent regulation: Iron is an essential nutrient that underpins fundamental biological processes, yet its bioavailability is severely restricted… #BioRxiv #MassSpecRSS http://dlvr.it/TSG08n28 Apr 2026 04:03 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkjpbossan2jhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkir6rnvua24(JASMS) [ASAP] From Congestion to Clarity: On the Complementarity of Resolving Power and Spectral Simplification for Intact Protein Characterization: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.6c00016 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSFlP727 Apr 2026 19:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkir6rnvua24https://bsky.app/profile/kkmurray.bsky.social/post/3mkiofajxjx25(JASMS) [ASAP] Absorption Mode Broadband 2D MS for Proteomics and Metabolomics: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.6c00007 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSFjYj27 Apr 2026 18:14 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkiofajxjx25https://bsky.app/profile/kkmurray.bsky.social/post/3mkikqxhngt2s(Analyst) Multi-Modal Structure Characterization of Synthetic Batch Impurities with Liquid Chromatography Coupled to Infrared Ion Spectroscopy: Analyst, 2026, Accepted Manuscript DOI: 10.1039/D5AN01339A, Paper Open Access &nbsp This article is licensed under a Creative… (RSS) #MassSpecRSS #analyst http://dlvr.it/TSFg4n27 Apr 2026 17:09 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkikqxhngt2shttps://bsky.app/profile/kkmurray.bsky.social/post/3mkhcajcxg22m(BioRxiv All) Proteome-Driven Phenotyping of Identified Single Neurons in Intact Brain Tissue by Aspiration Patch Proteomics: Single-cell proteomics has advanced rapidly, but direct proteome measurements from identified neurons in intact brain tissue remain difficult because… #BioRxiv #MassSpecRSS http://dlvr.it/TSF4Rs27 Apr 2026 05:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkhcajcxg22mhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkg5xgppwy2u(JASMS) [ASAP] Roles of FXR in Lipid Biochemistry within Hepatocellular Carcinoma Using MALDI MSI: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.5c00365 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSDs2w26 Apr 2026 18:15 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkg5xgppwy2uhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkdwykmvjc24(J Am Chem Soc) [ASAP] Elucidating HLTF-Mediated DNA Fork Remodeling via Native Mass Spectrometry: Journal of the American Chemical SocietyDOI: 10.1021/jacs.5c22675 #JAmChemSoc #MassSpecRSS http://dlvr.it/TSDKRY25 Apr 2026 21:05 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkdwykmvjc24https://bsky.app/profile/kkmurray.bsky.social/post/3mkdqaricbv2j(J Proteom) Integrated physiological characteristics and proteomes of Bacillus licheniformis response to 6-month spaceflight: Publication date: Available online 24 April 2026 Source: Journal of Proteomics Author(s): Chunxing Li, Shuyan Shen, Hanwen Zhang, Tiantian Liu, Renjie Miao,… #MassSpecRSS http://dlvr.it/TSDGyZ25 Apr 2026 19:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkdqaricbv2jhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkdnifordj2z(J Proteom) Proteomic insights into the effects of shipping noise on blue mussel early development: Publication date: Available online 24 April 2026 Source: Journal of Proteomics Author(s): Stéphane Beauclercq, Delphine Veillard, Benoît Bernay, Arnaud Tanguy, Isabelle Marcotte,… #MassSpecRSS http://dlvr.it/TSDFhS25 Apr 2026 18:15 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkdnifordj2zhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkdjgobhd324(J Mass Spectrom) Phthalates and Mixed Alkyl Phthalates Analysis in Plastics Using GC‐MS With Cold EI: Journal of Mass Spectrometry, Volume 61, Issue 5, May 2026. #JMassSpectrom #MassSpecRSS http://dlvr.it/TSDCdy25 Apr 2026 17:02 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkdjgobhd324https://bsky.app/profile/kkmurray.bsky.social/post/3mkdgdq6kar2x(J Mass Spectrom) A Simple, Rapid, and Clinically Transferable LC–MS/MS Method for the Detection of Sex Steroid Hormone Metabolic Profiles: Journal of Mass Spectrometry, Volume 61, Issue 5, May 2026. #JMassSpectrom #MassSpecRSS http://dlvr.it/TSD9yJ25 Apr 2026 16:07 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkdgdq6kar2xhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkd4o6ua5d2h(IJMS) Effects of gas purity on backgrounds of collision reaction cell-equipped MC-ICP-MS: Publication date: Available online 24 April 2026 Source: International Journal of Mass Spectrometry Author(s): Tyler D. Schlieder, Amanda D. French, Alexander A. Iveson, Sean R. Scott,… #ijms #MassSpecRSS http://dlvr.it/TSD4gg25 Apr 2026 13:14 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkd4o6ua5d2hhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkcombqkzv2u(BioRxiv All) Collective protection drives human gut microbiota response to amoxicillin treatment.: The gut microbiota plays key roles in human health by providing essential services such as nutrient degradation, essential metabolite synthesis and pathogen protection. However,… #BioRxiv #MassSpecRSS http://dlvr.it/TSCxpc25 Apr 2026 09:02 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkcombqkzv2uhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkchoklseq2u(BioRxiv All) XL-MS and De Novo Protein Design Identified a Common Motif for TREM2 Binding: Apolipoprotein E (APOE) and Triggering Receptor Expressed on Myeloid cells 2 (TREM2) are the two strongest genetic risk factors of late-onset Alzheimer's disease. ApoE binds to the… #BioRxiv #MassSpecRSS http://dlvr.it/TSCtcC25 Apr 2026 06:58 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkchoklseq2uhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkcejppxdm2m(BioRxiv All) Culture of preimplantation embryos in media containing L-proline increases intracellular GSH concentration throughout development: Careful balance of the redox status of the embryo and reduction of oxidative stress is crucial in early development. Here we show… #BioRxiv #MassSpecRSS http://dlvr.it/TSCsJ325 Apr 2026 06:02 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkcejppxdm2mhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkc2lglqau2j(BioRxiv All) MSAgent: An Evidence Grounded Agentic Framework for LLM-driven Scientific Exploration in Mass Spectrometry-based Metabolomics: Mass spectrometry (MS) is a cornerstone high-throughput technology for molecular discovery, yet the reliable elucidation of chemical… #BioRxiv #MassSpecRSS http://dlvr.it/TSCnr325 Apr 2026 03:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkc2lglqau2jhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkbmzqr7kx2j(J Proteom Res) [ASAP] Assessing High-Affinity N-Glycoforms of the Human Fcγ Receptor IIIa (CD16a) via Parallel Reaction Monitoring Mass Spectrometry: Journal of Proteome ResearchDOI: 10.1021/acs.jproteome.5c01234 #MassSpecRSS http://dlvr.it/TSCjQQ24 Apr 2026 23:01 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkbmzqr7kx2jhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkbd6yinzp22(JASMS) [ASAP] Direct Comparison of MRM-MS and PRM-MS Methods for Quantitative Ganglioside Analysis: Journal of the American Society for Mass SpectrometryDOI: 10.1021/jasms.6c00071 (RSS) #MassSpecRSS #JASMS http://dlvr.it/TSCctb24 Apr 2026 20:05 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkbd6yinzp22https://bsky.app/profile/kkmurray.bsky.social/post/3mkb7svdtmy2v(RSC A Meth) Direct-injection suppressed ion chromatography-mass spectrometry with online preconcentration for short- and ultra short-chain perfluoroalkyl carboxylic acids in fresh water: Anal. Methods, 2026, Advance Article DOI: 10.1039/D5AY02105G, Paper Open Access &nbsp This article… #MassSpecRSS http://dlvr.it/TSCZwN24 Apr 2026 19:05 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkb7svdtmy2vhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkb4yhqmlh2u(ACS Anal Chem) [ASAP] Chromatography-Free Analysis of Mixtures Using a Two-Dimensional Mass Spectrometry (2DMS)-Enabled Quadrupole Time-of-Flight (QToF) Analyzer: Analytical ChemistryDOI: 10.1021/acs.analchem.6c00486 #MassSpecRSS #ACSAChem http://dlvr.it/TSCYBF24 Apr 2026 18:14 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkb4yhqmlh2uhttps://bsky.app/profile/kkmurray.bsky.social/post/3mkayyyvagn2e(J Mass Spectrom) Toward Screening for Aromatic N‐Heterocycle‐Based Ionic Liquid Species in Solution by Mass Spectrometry: Journal of Mass Spectrometry, Volume 61, Issue 5, May 2026. #JMassSpectrom #MassSpecRSS http://dlvr.it/TSCVF624 Apr 2026 17:03 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkayyyvagn2ehttps://bsky.app/profile/kkmurray.bsky.social/post/3mkavtkc2ye2s(J Sep Sci) An Accurate Method Based on Ultra‐High‐Performance Liquid Chromatography‐Electrospray Ionization‐Tandem Mass Spectrometry for the Quantification of Five Cannabinoids in Juvenile and Adult Caenorhabditis elegans: ABSTRACT Caenorhabditis elegans is an alternative… #JSepSci #MassSpecRSS http://dlvr.it/TSCRp924 Apr 2026 16:06 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkavtkc2ye2shttps://bsky.app/profile/kkmurray.bsky.social/post/3mkabkhrbvz2m(RCM) Detection of Microbiological Contamination and Malfunctions in Technical Equipment Used in the Milk Processing Industry Using Acyl‐Homoserine Lactones With Liquid Chromatography/Triple Quadrupole Mass Spectrometry: ABSTRACT Rationale Bacterial… #RapidCommunMassSpectrom #MassSpecRSS http://dlvr.it/TSC6C424 Apr 2026 10:03 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mkabkhrbvz2mhttps://bsky.app/profile/kkmurray.bsky.social/post/3mka66pg2py2h(RCM) Oxygen Attachment Dissociation of Protonated Reserpine and Its Analogs: ABSTRACT Rationale Carbon–carbon double bonds are ubiquitous structural motifs in natural products and pose a key challenge in locating their presence in analytes via MS-based… #RapidCommunMassSpectrom #MassSpecRSS http://dlvr.it/TSC3cl24 Apr 2026 09:03 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mka66pg2py2hhttps://bsky.app/profile/kkmurray.bsky.social/post/3mk7k4jxum42b(BioRxiv All) Proximity proteomics reveals a role for IFI16 during human coronavirus infection: Viruses rely on the infected host cell to ensure successful replication and propagation of infection. This is achieved through interactions between virus-encoded proteins and… #BioRxiv #MassSpecRSS http://dlvr.it/TSBrrT24 Apr 2026 03:04 +0000at://did:plc:33gpw6rxj2crcjvlqigfxrqa/app.bsky.feed.post/3mk7k4jxum42b