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Venter AR. Protein analysis by desorption electrospray ionization mass spectrometry. MASS SPECTROMETRY REVIEWS 2024. [PMID: 39056172 DOI: 10.1002/mas.21900] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/12/2023] [Revised: 05/22/2024] [Accepted: 07/08/2024] [Indexed: 07/28/2024]
Abstract
This review presents progress made in the ambient analysis of proteins, in particular by desorption electrospray ionization-mass spectrometry (DESI-MS). Related ambient ionization techniques are discussed in comparison to DESI-MS only to illustrate the larger context of protein analysis by ambient ionization mass spectrometry. The review describes early and current approaches for the analysis of undigested proteins, native proteins, tryptic digests, and indirect protein determination through reporter molecules. Applications to mass spectrometry imaging for protein spatial distributions, the identification of posttranslational modifications, determination of binding stoichiometries, and enzymatic transformations are discussed. The analytical capabilities of other ambient ionization techniques such as LESA and nano-DESI currently exceed those of DESI-MS for in situ surface sampling of intact proteins from tissues. This review shows, however, that despite its many limitations, DESI-MS is making valuable contributions to protein analysis. The challenges in sensitivity, spatial resolution, and mass range are surmountable obstacles and further development and improvements to DESI-MS is justified.
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Affiliation(s)
- Andre R Venter
- Department of Chemistry, Western Michigan University, Kalamazoo, Michigan, USA
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2
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Kachkine A, Velásquez-García LF. High-Performance, Low-Cost, Additively Manufactured Electrospray Ion Sources for Mass Spectrometry. JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY 2024; 35:862-870. [PMID: 38518255 PMCID: PMC11066956 DOI: 10.1021/jasms.3c00409] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/08/2023] [Revised: 03/07/2024] [Accepted: 03/13/2024] [Indexed: 03/24/2024]
Abstract
We report novel 3D-printed electrospray sources for mass spectrometry (MS) that produce twice the signal strength of their mainstream counterparts. Leveraging 3D printing to fabricate in bulk nano- and microscale-featured electrospray emitters, this work shows a path for scalable integration in clinically relevant diagnostics. This solution improves the device performance by simultaneously tuning the surface hydrophilicity, solvent evaporation, and geometry. The emitters are made of stainless-steel (SS) 316L via binder jetting and coated in a conformal, hydrothermally grown zinc oxide nanowire (ZnONW) forest. The printed emitters are designed as surface mount devices that can be directly soldered to printed circuit boards with built-in digital microfluidics as part of an automated device assembly. The electrospray sources use a novel extractor electrode design that enables operation at ∼24% larger bias voltages compared with conventional MS cylindrical inlets. The 3D-printed electrospray emitters were characterized against their state-of-the-art counterparts (coated blades and paper spray). MS data from the 3D-printed electrospray emitters show detection of therapeutically relevant targets at 1 μg/ml concentrations with a variety of solvents; for nicardipine, such emitters attain 116% higher signal-to-noise ratios and far greater stability than their counterparts.
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Affiliation(s)
- Alex Kachkine
- Department
of Mechanical Engineering, Massachusetts
Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
| | - Luis Fernando Velásquez-García
- Microsystems
Technology Laboratories, Massachusetts Institute
of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
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Samples R, Mukoyama R, Shaffer J, Mikucki J, Giddings LA. OpenASAP: An affordable 3D printed atmospheric solids analysis probe (ASAP) mass spectrometry system for direct analysis of solid and liquid samples. HARDWAREX 2023; 16:e00490. [PMID: 38186665 PMCID: PMC10767633 DOI: 10.1016/j.ohx.2023.e00490] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/23/2023] [Revised: 09/29/2023] [Accepted: 11/10/2023] [Indexed: 01/09/2024]
Abstract
Atmospheric Solids Analysis Probe (ASAP) mass spectrometry is a versatile technique allowing direct sampling of solid and liquid samples, but its adoption is limited due to the high cost of commercial ASAP systems. To address this, we present OpenASAP, an open-source ASAP system for mass spectrometers that can be fabricated for $20 or less using 3D-printing. Our design is readily adaptable to instruments from different manufacturers and can be produced with a variety of additive manufacturing techniques on consumer-grade 3D-printers. The probe allows for rapid sampling of solid and liquid samples without sample preparation, making it useful for high throughput screening, investigating spatial localization and function of analytes in biological samples, and incorporating mass spectrometry in instructional settings. We demonstrate its effectiveness by obtaining mass spectra of three natural product standards at levels as low as 10 ng/ml in liquid samples, and detecting these metabolites in microbial cultures that are difficult to analyze due to complex sample matrices or analyte properties. Furthermore, we demonstrate direct sampling of thin layer chromatography (TLC) spots of these cultures.
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Affiliation(s)
- Robert Samples
- Biochemistry Program, Smith College, 100 Green St Northampton, MA 01063, USA
| | - Riko Mukoyama
- Biochemistry Program, Smith College, 100 Green St Northampton, MA 01063, USA
| | - Jacob Shaffer
- Department of Microbiology, University of Tennessee at Knoxville, Knoxville, TN 37902, USA
| | - Jill Mikucki
- Department of Microbiology, University of Tennessee at Knoxville, Knoxville, TN 37902, USA
| | - Lesley-Ann Giddings
- Biochemistry Program, Smith College, 100 Green St Northampton, MA 01063, USA
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García-Rojas NS, Guillén-Alonso H, Martínez-Jarquín S, Moreno-Pedraza A, Soto-Rodríguez LD, Winkler R. Build, Share and Remix: 3D Printing for Speeding Up the Innovation Cycles in Ambient Ionisation Mass Spectrometry (AIMS). Metabolites 2022; 12:185. [PMID: 35208258 PMCID: PMC8874637 DOI: 10.3390/metabo12020185] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/10/2021] [Revised: 10/13/2021] [Accepted: 10/18/2021] [Indexed: 02/01/2023] Open
Abstract
Ambient ionisation mass spectrometry (AIMS) enables studying biological systems in their native state and direct high-throughput analyses. The ionisation occurs in the physical conditions of the surrounding environment. Simple spray or plasma-based AIMS devices allow the desorption and ionisation of molecules from solid, liquid and gaseous samples. 3D printing helps to implement new ideas and concepts in AIMS quickly. Here, we present examples of 3D printed AIMS sources and devices for ion transfer and manipulation. Further, we show the use of 3D printer parts for building custom AIMS sampling robots and imaging systems. Using 3D printing technology allows upgrading existing mass spectrometers with relatively low cost and effort.
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Affiliation(s)
- Nancy Shyrley García-Rojas
- Department of Biotechnology and Biochemistry, Center for Research and Advanced Studies (CINVESTAV) Irapuato, Km. 9.6 Libramiento Norte Carr. Irapuato-León, Irapuato 36824, Mexico; (N.S.G.-R.); (H.G.-A.); (A.M.-P.); (L.D.S.-R.)
| | - Héctor Guillén-Alonso
- Department of Biotechnology and Biochemistry, Center for Research and Advanced Studies (CINVESTAV) Irapuato, Km. 9.6 Libramiento Norte Carr. Irapuato-León, Irapuato 36824, Mexico; (N.S.G.-R.); (H.G.-A.); (A.M.-P.); (L.D.S.-R.)
- Department of Biochemical Engineering, Nacional Technological Institute, Celaya 38010, Mexico
| | | | - Abigail Moreno-Pedraza
- Department of Biotechnology and Biochemistry, Center for Research and Advanced Studies (CINVESTAV) Irapuato, Km. 9.6 Libramiento Norte Carr. Irapuato-León, Irapuato 36824, Mexico; (N.S.G.-R.); (H.G.-A.); (A.M.-P.); (L.D.S.-R.)
| | - Leonardo D. Soto-Rodríguez
- Department of Biotechnology and Biochemistry, Center for Research and Advanced Studies (CINVESTAV) Irapuato, Km. 9.6 Libramiento Norte Carr. Irapuato-León, Irapuato 36824, Mexico; (N.S.G.-R.); (H.G.-A.); (A.M.-P.); (L.D.S.-R.)
| | - Robert Winkler
- Department of Biotechnology and Biochemistry, Center for Research and Advanced Studies (CINVESTAV) Irapuato, Km. 9.6 Libramiento Norte Carr. Irapuato-León, Irapuato 36824, Mexico; (N.S.G.-R.); (H.G.-A.); (A.M.-P.); (L.D.S.-R.)
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Grajewski M, Hermann M, Oleschuk R, Verpoorte E, Salentijn G. Leveraging 3D printing to enhance mass spectrometry: A review. Anal Chim Acta 2021; 1166:338332. [DOI: 10.1016/j.aca.2021.338332] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/31/2020] [Revised: 02/12/2021] [Accepted: 02/15/2021] [Indexed: 12/11/2022]
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Zemaitis KJ, Izydorczak AM, Thompson AC, Wood TD. Streamlined Multimodal DESI and MALDI Mass Spectrometry Imaging on a Singular Dual-Source FT-ICR Mass Spectrometer. Metabolites 2021; 11:metabo11040253. [PMID: 33923908 PMCID: PMC8073082 DOI: 10.3390/metabo11040253] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/19/2021] [Revised: 04/18/2021] [Accepted: 04/19/2021] [Indexed: 12/16/2022] Open
Abstract
The study of biological specimens by mass spectrometry imaging (MSI) has had a profound influence in the various forms of spatial-omics over the past two decades including applications for the identification of clinical biomarker analysis; the metabolic fingerprinting of disease states; treatment with therapeutics; and the profiling of lipids, peptides and proteins. No singular approach is able to globally map all biomolecular classes simultaneously. This led to the development of many complementary multimodal imaging approaches to solve analytical problems: fusing multiple ionization techniques, imaging microscopy or spectroscopy, or local extractions into robust multimodal imaging methods. However, each fusion typically requires the melding of analytical information from multiple commercial platforms, and the tandem utilization of multiple commercial or third-party software platforms—even in some cases requiring computer coding. Herein, we report the use of matrix-assisted laser desorption/ionization (MALDI) in tandem with desorption electrospray ionization (DESI) imaging in the positive ion mode on a singular commercial orthogonal dual-source Fourier transform ion cyclotron resonance (FT-ICR) instrument for the complementary detection of multiple analyte classes by MSI from tissue. The DESI source was 3D printed and the commercial Bruker Daltonics software suite was used to generate mass spectrometry images in tandem with the commercial MALDI source. This approach allows for the generation of multiple modes of mass spectrometry images without the need for third-party software and a customizable platform for ambient ionization imaging. Highlighted is the streamlined workflow needed to obtain phospholipid profiles, as well as increased depth of coverage of both annotated phospholipid, cardiolipin, and ganglioside species from rat brain with both high spatial and mass resolution.
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Affiliation(s)
- Kevin J. Zemaitis
- Department of Chemistry, Natural Sciences Complex, University at Buffalo, State University of New York, Buffalo, NY 14260, USA; (K.J.Z.); (A.M.I.)
| | - Alexandra M. Izydorczak
- Department of Chemistry, Natural Sciences Complex, University at Buffalo, State University of New York, Buffalo, NY 14260, USA; (K.J.Z.); (A.M.I.)
| | - Alexis C. Thompson
- Department of Psychology, Park Hall, University at Buffalo, State University of New York, Buffalo, NY 14260, USA;
| | - Troy D. Wood
- Department of Chemistry, Natural Sciences Complex, University at Buffalo, State University of New York, Buffalo, NY 14260, USA; (K.J.Z.); (A.M.I.)
- Correspondence:
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Carrasco-Correa EJ, Simó-Alfonso EF, Herrero-Martínez JM, Miró M. The emerging role of 3D printing in the fabrication of detection systems. Trends Analyt Chem 2021. [DOI: 10.1016/j.trac.2020.116177] [Citation(s) in RCA: 26] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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Guillén-Alonso H, Rosas-Román I, Winkler R. The emerging role of 3D-printing in ion mobility spectrometry and mass spectrometry. ANALYTICAL METHODS : ADVANCING METHODS AND APPLICATIONS 2021; 13:852-861. [PMID: 33576357 DOI: 10.1039/d0ay02290j] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
3D-printing is revolutionizing the rapid prototyping in analytical chemistry. In the last few years, we observed the development of 3D-printed components for ion studies, such as ion sources, ion transfer and ion mobility spectrometry (IMS) devices. Often, 3D-printed gadgets add functions to existing mass spectrometry (MS) systems. Custom adapters improve the sensibility for coupling with ambient ionization and upstream chromatography methods, and sample preparation units optimize the following MS analyses. Besides, 3D-printer parts are suitable for constructing custom analytical robots and mass imaging systems. Some of those assemblies implement new concepts and are commercially not available. An essential aspect of using 3D-printing is the fast turnover of design improvements, which is motivated by permissive licenses. The easy reproducibility and exchange of ideas lead to a community-driven development, which is accompanied by economic advantages for public research and education.
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