Richard M. Tehan

ORCID: 0000-0001-7039-3610
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About
Contact & Profiles
Research Areas
  • Metabolomics and Mass Spectrometry Studies
  • Advanced Chemical Sensor Technologies
  • Analytical Chemistry and Chromatography
  • Microbial Metabolic Engineering and Bioproduction
  • Plant Pathogens and Fungal Diseases
  • Mycorrhizal Fungi and Plant Interactions
  • Microbial Community Ecology and Physiology
  • Biocrusts and Microbial Ecology
  • Antibiotic Resistance in Bacteria
  • Enzyme Catalysis and Immobilization
  • Synthetic Organic Chemistry Methods
  • Mass Spectrometry Techniques and Applications
  • Microbial Natural Products and Biosynthesis
  • Polar Research and Ecology
  • Entomopathogenic Microorganisms in Pest Control
  • Vibrio bacteria research studies

Oregon State University
2018-2023

Utica College
2023

Pharmaceutical Biotechnology (Czechia)
2019

Abstract Molecular networking connects mass spectra of molecules based on the similarity their fragmentation patterns. However, during ionization, commonly form multiple ion species with different behavior. As a result, these often remain unconnected in tandem spectrometry-based molecular networks, leading to redundant and disconnected sub-networks same compound classes. To overcome this bottleneck, we develop Ion Identity Networking (IIMN) that integrates chromatographic peak shape...

10.1038/s41467-021-23953-9 article EN cc-by Nature Communications 2021-06-22

Herein, we present a protocol for the use of Global Natural Products Social (GNPS) Molecular Networking, an interactive online chemistry-focused mass spectrometry data curation and analysis infrastructure. The goal GNPS is to provide as much chemical insight untargeted tandem set possible connect this underlying biological questions user wishers address. This can be performed within one experiment or at repository scale. not only serves public with sample information (metadata), it also...

10.26434/chemrxiv.9333212 preprint EN cc-by-nc-nd 2019-08-08

Abstract Molecular networking connects tandem mass spectra of molecules based on the similarity their fragmentation patterns. However, during ionization, commonly form multiple ion species with different behavior. To connect same molecule, we developed Ion Identity Networking. These new relationships improve network connectivity, are shown to reveal novel ion-ligand complexes, enhance annotation within molecular networks, and facilitate expansion spectral libraries.

10.1101/2020.05.11.088948 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2020-05-13

AimThiss study was conducted to investigate the possible role of a compatible solute from radio‐halophilic bacterium against desiccation and ultra‐violet radiation‐induced oxidative stress.

10.1111/jam.13903 article EN Journal of Applied Microbiology 2018-05-05

Herein, we present a protocol for the use of Global Natural Products Social (GNPS) Molecular Networking, an interactive online chemistry-focused mass spectrometry data curation and analysis infrastructure. The goal GNPS is to provide as much chemical insight untargeted tandem set possible connect this underlying biological questions user wishers address. This can be performed within one experiment or at repository scale. not only serves public with sample information (metadata), it also...

10.26434/chemrxiv.9333212.v1 preprint EN cc-by-nc-nd 2019-08-08

Molecular phylogenetic and chemical analyses, morphological characterization of collections North American Paraisaria specimens support the description two new species combinations for known species. P. cascadensis sp. nov. is a pathogen Cyphoderris (Orthoptera) from Pacific Northwest USA pseudoheteropoda cicadae (Hemiptera) Southeast USA. New are made Ophiocordyceps insignis O. monticola based on morphological, ecological, study. A cyclopeptide family proved indispensable in providing...

10.3897/mycokeys.100.110959 article EN cc-by MycoKeys 2023-11-13
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