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ProteomicsGlomerular filtrate proteins in acute cardiorenal syndrome
Acute cardiorenal syndrome (CRS-1) is a morbid complication of acute cardiovascular disease. Mechanistic investigations have focused on intrarenal cellular signaling induced by ischemia/reperfusion. Additional signals, “cardiorenal connectors”, have been postulated, but investigation in CRS-1 has ...
ORGANISM(S): Mus musculus (Mouse) 
2019-02-27 | PXD012148 | Pride
Glomerular filtrate Nanoproteomics Acute cardiorenal syndrome Kidney 
ProteomicsCoupling microdroplet-based sample preparation, multiplexed isobaric labeling, and nanoflow peptide fractionation for deep proteome profiling of tissue microenvironment
Existing spatially-resolved proteomics technologies cannot provide deep proteome coverage due to limited sensitivity and poor sample recovery. Herein, we seamlessly combined laser capture microdissection with a low-volume sample processing technology that includes a microfluidic device named microPO...
ORGANISM(S): Homo Sapiens (ncbitaxon:9606) 
2024-01-25 | MSV000093925 | MassIVE
ProteomicsEvaluation of differential peptide loading on TMT-based proteomic and phosphoproteomic data quality
Investigating the impacts on MS data quantitation reproducibility when loading differential amounts of peptides, ranging from 20 to 400 ug, across channels of TMT 11 multiplexes. PTRC_Exp9 files represent global proteome and phosphoproteome data generated from PBMCs isolated from AML patients, acqui...
ORGANISM(S): Homo Sapiens (ncbitaxon:9606) 
2020-11-05 | MSV000086417 | MassIVE
ProteomicsResidual tissue repositories as a resource for population-based cancer proteomic studies
Background Mass spectrometry-based proteomics has become a powerful tool for the identification and quantification of proteins from a wide variety of biological specimens. To date, the majority of studies utilizing tissue samples have been carried out on prospectively collected fresh frozen or optim...
ORGANISM(S): Homo Sapiens (ncbitaxon:9606) 
2021-12-08 | MSV000088548 | MassIVE
ProteomicsA Signal Amplification via Boosting with Isobaric Labeling Strategy for Comprehensive Quantitative Phosphoproteomic Characterization of Small Populations of Cells
Despite recent advances in MS-based proteomics, comprehensive phosphoproteomics analysis of small populations of cells remains a daunting task, due primarily to the general lack of sufficient MS signals from such limited amounts of samples. In light of the unique multiplexing feature of isobaric lab...
ORGANISM(S): Homo Sapiens (human) 
2019-03-15 | PXD011857 | JPOST Repository
ProteomicsHanging-droplet sample preparation improves coverage for spatially-resolved proteomics
We developed a hanging drop (HD) method to improve the sample recovery for spatial proteomics by placing the nanowell chip in an upside-down direction during droplet-based sample preparation. Compared with the commonly-used sitting-drop (SD) method, the HD method can keep the tissue voxel away from ...
ORGANISM(S): Mus Musculus (ncbitaxon:10090) 
2022-04-21 | MSV000089295 | MassIVE
ProteomicsRobust collection and processing for label-free single voxel proteomics
With advanced mass spectrometry (MS)-based proteomics, genome-scale proteome coverage can be achieved from bulk tissues. However, such bulk measurement lacks spatial resolution and obscures important tissue heterogeneity, which make it impossible for proteome mapping of tissue microenvironment. Here...
ORGANISM(S): Homo Sapiens (human) 
2024-11-01 | PXD045043 | JPOST Repository
ProteomicsProteomic profiling of intra-islet features reveals substructure-specific protein signatures
LCM-coupled nanoPOTS proteomics using FAIMS of intra-islet microstructures. 5 acinar samples, 5 whole islets, 5 islet interface vasculature pools, 5 islet inner microvasculature pools, 3 islets after microsvasculature removed.
ORGANISM(S): Rattus Norvegicus (ncbitaxon:10116) 
2022-01-25 | MSV000088730 | MassIVE
ProteomicsAutomated mass spectrometry imaging of over 2000 proteins from tissue sections at 100-um spatial resolution
Imaging mass spectrometry is a powerful emerging tool for mapping the spatial distribution of biomolecules across tissue surfaces. Here the authors showcase an automated technology for deep proteome imaging that utilizes ultrasensitive microfluidics and a mass spectrometry workflow to analyze tissue...
ORGANISM(S): Mus Musculus (ncbitaxon:10090) 
2019-10-04 | MSV000084421 | MassIVE
ProteomicsMetagenomic and metaproteomic insights into bacterial communities in leaf-cutter ant fungus gardens
Instrument data for publication "Metagenomic and metaproteomic insights into bacterial communities in leaf-cutter ant fungus gardens", ISME J. 2012 Sep; 6(9): 1688-1701. PMID: 22378535. PMCID: PMC3498920
ORGANISM(S): Environmental Samples <verrucomicrobiales> (ncbitaxon:48468) 
2018-05-25 | MSV000082408 | MassIVE
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