Embracing variability in amino acid δ15N fractionation: mechanisms, implications, and applications for trophic ecology

Abstract Compound‐specific stable isotope analysis (CSIA) of individual amino acids (AAs) has become a powerful analytical tool in trophic ecology. Heavily fractionating “trophic” AAs (e.g., glutamic acid: Glu) provide a robust indicator of trophic transfer, while minimally fractionating “source” AA...

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Bibliographic Details
Main Authors: Kelton W. McMahon, Matthew D. McCarthy
Format: Article
Language:English
Published: Wiley 2016-12-01
Series:Ecosphere
Subjects:
Online Access:https://doi.org/10.1002/ecs2.1511