Advanced analytical and informatic strategies for metabolite annotation in untargeted metabolomics

Y Cai, Z Zhou, ZJ Zhu - TrAC Trends in Analytical Chemistry, 2023 - Elsevier
Liquid chromatography–mass spectrometry (LC–MS)-based untargeted metabolomics is
constantly challenged by large-scale and unambiguous metabolite annotation in complex …

Enhancing capacity for food and nutrient intake assessment in population sciences research

ML Neuhouser, RL Prentice, LF Tinker… - Annual review of …, 2023 - annualreviews.org
Nutrition influences health throughout the life course. Good nutrition increases the
probability of good pregnancy outcomes, proper childhood development, and healthy aging …

Metabolite annotation from knowns to unknowns through knowledge-guided multi-layer metabolic networking

Z Zhou, M Luo, H Zhang, Y Yin, Y Cai, ZJ Zhu - Nature Communications, 2022 - nature.com
Liquid chromatography-mass spectrometry (LC-MS) based untargeted metabolomics allows
to measure both known and unknown metabolites in the metabolome. However, unknown …

Spatial metabolomics reveals skeletal myofiber subtypes

L Luo, W Ma, K Liang, Y Wang, J Su, R Liu, T Liu… - Science …, 2023 - science.org
Skeletal muscle myofibers are heterogeneous in their metabolism. However, metabolomic
profiling of single myofibers has remained difficult. Mass spectrometry imaging (MSI) is a …

Tandem mass spectrometry molecular networking as a powerful and efficient tool for drug metabolism studies

JS Yu, LF Nothias, M Wang, DH Kim… - Analytical …, 2022 - ACS Publications
Molecular networking (MN) has become a popular data analysis method for untargeted
mass spectrometry (MS)/MS-based metabolomics. Recently, MN has been suggested as a …

An organ-specific metabolite annotation approach for ambient mass spectrometry imaging reveals spatial metabolic alterations of a whole mouse body

Y Zhu, Q Zang, Z Luo, J He, R Zhang… - Analytical …, 2022 - ACS Publications
Rapid and accurate metabolite annotation in mass spectrometry imaging (MSI) can improve
the efficiency of spatially resolved metabolomics studies and accelerate the discovery of …

Metabolite fingerprinting of the ripening process in Pixian douban using a feature-based molecular network and metabolomics analysis

W Li, S Mei, H Zhou, MS Farid, T Hu, T Wu - Food Chemistry, 2023 - Elsevier
The unique flavor of Pixian douban (PXDB) is widely acknowledged to be associated with its
maturation process. However, there is limited knowledge about the non-volatile metabolites …

Expanding the scope of targeted metabolomics by one-pot microscale synthesis and tailored metabolite profiling: Investigation of bile acid–amino acid conjugates

Y Zhang, Y Huang, J Fan, M Zhang, A Hasan… - Analytical …, 2022 - ACS Publications
Accurate metabolite characterization plays a vital role in targeted metabolomics.
Nonetheless, the library of metabolites is still limited, especially for downstream conjugates …

Evaluation of ion mobility spectrometry for improving constitutional assignment in natural product mixtures

F Carnevale Neto, TN Clark, NP Lopes… - Journal of natural …, 2022 - ACS Publications
The comprehensive chemical characterization of biological samples remains a central
challenge in the field of natural products. Conventional workflows using liquid …

Combining feature-based molecular networking and contextual mass spectral libraries to decipher nutrimetabolomics profiles

L Renai, M Ulaszewska, F Mattivi, R Bartoletti… - Metabolites, 2022 - mdpi.com
Untargeted metabolomics approaches deal with complex data hindering structural
information for the comprehensive analysis of unknown metabolite features. We investigated …