Proteomics

Dataset Information

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High-resolution spatially-resolved proteome mapping using automated, sacrificial liquid-mediated sample transfer from laser microdissection to nanodroplet sample preparation


ABSTRACT: Method development for high-resolution spatially-resolved proteome mapping of tissue heterogeneity. Laser microdissection was coupled with nanodroplet sample preparation and ultrasensitive LC-MS.

INSTRUMENT(S): Orbitrap Fusion Lumos

ORGANISM(S): Mus Musculus (mouse)

TISSUE(S): Brain

SUBMITTER: Matthew Monroe  

LAB HEAD: Ryan T. Kelly

PROVIDER: PXD008844 | Pride | 2018-07-03

REPOSITORIES: Pride

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Publications

Spatially Resolved Proteome Mapping of Laser Capture Microdissected Tissue with Automated Sample Transfer to Nanodroplets.

Zhu Ying Y   Dou Maowei M   Piehowski Paul D PD   Liang Yiran Y   Wang Fangjun F   Chu Rosalie K RK   Chrisler William B WB   Smith Jordan N JN   Schwarz Kaitlynn C KC   Shen Yufeng Y   Shukla Anil K AK   Moore Ronald J RJ   Smith Richard D RD   Qian Wei-Jun WJ   Kelly Ryan T RT  

Molecular & cellular proteomics : MCP 20180624 9


Current mass spectrometry (MS)-based proteomics approaches are ineffective for mapping protein expression in tissue sections with high spatial resolution because of the limited overall sensitivity of conventional workflows. Here we report an integrated and automated method to advance spatially resolved proteomics by seamlessly coupling laser capture microdissection (LCM) with a recently developed nanoliter-scale sample preparation system termed nanoPOTS (Nanodroplet Processing in One pot for Tra  ...[more]

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