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Related Concept Videos

Sample Preparation for Analysis: Overview01:21

Sample Preparation for Analysis: Overview

287
Sample preparation is an essential step in the analytical process. It involves preparing a sample so that it can be analyzed accurately. The goal is to extract the analyte, the substance you want to measure, from the sample while removing any components that may interfere with the analysis. Sample preparation techniques vary depending on the physical state of the sample.
Bulk or large solid samples are typically reduced in size using grinding, crushing, or milling techniques to increase the...
287
Sample Preparation for Analysis: Advanced Techniques01:08

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Accurate analysis of complex samples often requires advanced preparation techniques to achieve reliable and reproducible results. Samples containing inorganic or organic materials can be challenging to dissolve or decompose effectively. Standard sample preparation methods include acid digestion, fusion, dry ashing, and wet digestion.
Acid digestion with strong acids is commonly used to dissolve inorganic materials that are insoluble (do not dissolve) in water. This method can be useful for...
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Mass Spectrometry: Complex Analysis01:21

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Mass spectrometry is an important technique for the identification of pure compounds. However, it has some limitations for the analysis of complex mixtures, often due to excessive fragmentation making the spectrum too complicated to decipher. Mass spectrometry can be combined with suitable separation methods in sequence, forming hyphenated methods, which are useful in the analysis of complex mixtures.
GC–MS is a powerful hyphenated method commonly used in forensics and environmental...
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Rapid Multi-Omics Sample Preparation for Mass Spectrometry.

Laura K Muehlbauer1, Annie Jen2, Yunyun Zhu2

  • 1Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, United States.

Analytical Chemistry
|January 3, 2023
PubMed
Summary
This summary is machine-generated.

The new Bead-enabled Accelerated Monophasic Multi-omics (BAMM) method streamlines sample preparation for mass spectrometry (MS) multi-omics. This 3-hour process significantly reduces time and steps while maintaining high biomolecular data quality.

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Area of Science:

  • Biochemistry
  • Analytical Chemistry
  • Systems Biology

Background:

  • Multi-omics analysis provides deep insights into biological systems but is hindered by complex, time-consuming sample preparation.
  • Current workflows for mass spectrometry (MS)-based multi-omics involve separate, laborious steps for lipid, metabolite, and protein extraction and digestion.

Purpose of the Study:

  • To develop a simple, efficient, and unified method for preparing lipids, metabolites, and proteins for MS-based multi-omics analysis.
  • To significantly reduce the time and labor associated with multi-omics sample preparation.

Main Methods:

  • Introduced the Bead-enabled Accelerated Monophasic Multi-omics (BAMM) method.
  • BAMM utilizes an n-butanol-based monophasic extraction combined with magnetic beads and accelerated protein digestion.
  • Validated BAMM across various sample types including biofluid, cell culture plates, and pellets.

Main Results:

  • The BAMM method achieves comparable biomolecular depth, quantitative reproducibility, and recovery to state-of-the-art methods.
  • BAMM reduces sample preparation time to approximately 3 hours, saving an average of 11 steps and 19 hours.
  • High biomolecular coverage and data quality were consistently observed across all tested sample types and formats.

Conclusions:

  • The BAMM method offers a significantly faster and more efficient alternative for multi-omics sample preparation.
  • This streamlined approach maintains high data quality, making multi-omics analyses more accessible and practical.
  • BAMM is a versatile tool applicable to diverse biological samples for comprehensive MS-based omics studies.