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

Bulk vs. amino acid stable N isotope estimations of metabolic status and contributions of nitrogen fixation to size-fractionated zooplankton biomass in the subtropical N Atlantic

(2016) Carmen Mompeán et al.   DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS

Nitrogen isotopic baselines and implications for estimating foraging habitat and trophic position of yellowfin tuna in the Indian and Pacific Oceans

(2015) Anne Lorrain et al.   DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY

Trophic structure and food resources of epipelagic and mesopelagic fishes in the North Pacific Subtropical Gyre ecosystem inferred from nitrogen isotopic compositions

(2015) C. Anela Choy et al.   LIMNOLOGY AND OCEANOGRAPHY

Trophic discrimination of nitrogen stable isotopes in amino acids varies with diet quality in a marine fish

(2015) Kelton W. McMahon et al.   LIMNOLOGY AND OCEANOGRAPHY

Trophic position estimates of marine teleosts using amino acid compound specific isotopic analysis

(2015) Christina J. Bradley et al.   LIMNOLOGY AND OCEANOGRAPHY-METHODS

Movements and foraging of predators associated with mesophotic coral reefs and their potential for linking ecological habitats

(2015) YP Papastamatiou et al.   MARINE ECOLOGY PROGRESS SERIES

Meta-analysis of amino acid stable nitrogen isotope ratios for estimating trophic position in marine organisms

(2015) Jens M. Nielsen et al.   OECOLOGIA

Microbes are trophic analogs of animals

(2015) Shawn A. Steffan et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Millennial-scale plankton regime shifts in the subtropical North Pacific Ocean

(2015) K. W. McMahon et al.   SCIENCE

Solving the woolly mammoth conundrum: amino acid 15N-enrichment suggests a distinct forage or habitat

(2015) Rachel Schwartz-Narbonne et al.   Scientific Reports

Diet quality influences isotopic discrimination among amino acids in an aquatic vertebrate

(2015) Yoshito Chikaraishi et al.   Ecology and Evolution

Carbon and nitrogen isotope fractionation of amino acids in an avian marine predator, the gentoo penguin (Pygoscelis papua)

(2015) Kelton W. McMahon et al.   Ecology and Evolution

Consequences of employing amino acid vs. bulk-tissue, stable isotope analysis: a laboratory trophic position experiment

(2015) R. E. Bowes et al.   Ecosphere

Movements and foraging of predators associated with mesophotic coral reefs and their potential for linking ecological habitats

(2015) YP Papastamatiou et al.   MARINE ECOLOGY PROGRESS SERIES

Biochemical and physiological bases for the use of carbon and nitrogen isotopes in environmental and ecological studies

(2015) Naohiko Ohkouchi et al.   Progress in Earth and Planetary Science

Gut Microbes Contribute to Nitrogen Provisioning in a Wood-Feeding Cerambycid

(2014) Paul Ayayee et al.   ENVIRONMENTAL ENTOMOLOGY

Refinement of reconstructed ancient food webs based on the nitrogen isotopic compositions of amino acids from bone collagen: A case study of archaeological herbivores from Tell Ain el-Kerkh, Syria

(2014) YU ITAHASHI et al.   GEOCHEMICAL JOURNAL

Compound specific amino acid δ 15 N in marine sediments: A new approach for studies of the marine nitrogen cycle

(2014) Fabian C. Batista et al.   GEOCHIMICA ET COSMOCHIMICA ACTA

Influence of nitrogen substrates and substrate C:N ratios on the nitrogen isotopic composition of amino acids from the marine bacterium Vibrio harveyi

(2014) K. Maki et al.   GEOCHIMICA ET COSMOCHIMICA ACTA

Transamination Governs Nitrogen Isotope Heterogeneity of Amino Acids in Rats

(2014) Alexander Braun et al.   JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY

Amino acid 15N trophic enrichment factors of four large carnivorous fishes

(2014) Danielle K. Hoen et al.   JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY

Isotopic invisibility of protozoan trophic steps in marine food webs

(2014) Andrés Gutiérrez-Rodríguez et al.   LIMNOLOGY AND OCEANOGRAPHY

Nitrogen isotope fractionation and amino acid turnover rates in the Pacific white shrimp Litopenaeus vannamei

(2014) EE Downs et al.   MARINE ECOLOGY PROGRESS SERIES

Stable nitrogen isotopic composition of amino acids reveals food web structure in stream ecosystems

(2014) Naoto F. Ishikawa et al.   OECOLOGIA

Amino Acid Isotope Incorporation and Enrichment Factors in Pacific Bluefin Tuna, Thunnus orientalis

(2014) Christina J. Bradley et al.   PLoS One

Compound-Specific δ15N Amino Acid Measurements in Littoral Mussels in the California Upwelling Ecosystem: A New Approach to Generating Baseline δ15N Isoscapes for Coastal Ecosystems

(2014) Natasha L. Vokhshoori et al.   PLoS One

Carbon and Nitrogen Isotopes from Top Predator Amino Acids Reveal Rapidly Shifting Ocean Biochemistry in the Outer California Current

(2014) Rocio I. Ruiz-Cooley et al.   PLoS One

High-resolution food webs based on nitrogen isotopic composition of amino acids

(2014) Yoshito Chikaraishi et al.   Ecology and Evolution

Spatial segregation and similar trophic-level diet among eastern Canadian Arctic/north-west Atlantic killer whales inferred from bulk and compound specific isotopic analysis

(2013) Cory J.D. Matthews et al.   JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM

A review of ecogeochemistry approaches to estimating movements of marine animals

(2013) Kelton W. McMahon et al.   LIMNOLOGY AND OCEANOGRAPHY

Nitrogen isotope fractionation in amino acids from harbor seals: implications for compound-specific trophic position calculations

(2013) LR Germain et al.   MARINE ECOLOGY PROGRESS SERIES

Increasing subtropical North Pacific Ocean nitrogen fixation since the Little Ice Age

(2013) Owen A. Sherwood et al.   NATURE

Range Expansion of the Jumbo Squid in the NE Pacific: δ15N Decrypts Multiple Origins, Migration and Habitat Use

(2013) Rocio I. Ruiz-Cooley et al.   PLoS One

Trophic Hierarchies Illuminated via Amino Acid Isotopic Analysis

(2013) Shawn A. Steffan et al.   PLoS One

Compound-specific δ13C and δ15N analysis of amino acids: a rapid, chloroformate-based method for ecological studies

(2013) Robert G. Walsh et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

A low trophic position of Japanese eel larvae indicates feeding on marine snow

(2012) M. J. Miller et al.   Biology Letters

Compound-specific amino acid δ15N patterns in marine algae: Tracer potential for cyanobacterial vs. eukaryotic organic nitrogen sources in the ocean

(2012) Matthew D. McCarthy et al.   GEOCHIMICA ET COSMOCHIMICA ACTA

Changes in compound specific δ15N amino acid signatures and d/l ratios in marine dissolved organic matter induced by heterotrophic bacterial reworking

(2012) M.Ll. Calleja et al.   MARINE CHEMISTRY

Trophic ecology of a green turtle breeding population

(2012) HB Vander Zanden et al.   MARINE ECOLOGY PROGRESS SERIES

Global Trophic Position Comparison of Two Dominant Mesopelagic Fish Families (Myctophidae, Stomiidae) Using Amino Acid Nitrogen Isotopic Analyses

(2012) C. Anela Choy et al.   PLoS One

On the Use of Stable Isotopes in Trophic Ecology

(2011) William J. Boecklen et al.   Annual Review of Ecology Evolution and Systematics

15N/14N ratios of amino acids as a tool for studying terrestrial food webs: a case study of terrestrial insects (bees, wasps, and hornets)

(2011) Yoshito Chikaraishi et al.   ECOLOGICAL RESEARCH

Contributions of direct incorporation from diet and microbial amino acids to protein synthesis in Nile tilapia

(2011) Seth D. Newsome et al.   FUNCTIONAL ECOLOGY

Temperature and diet affect carbon and nitrogen isotopes of fish muscle: can amino acid nitrogen isotopes explain effects?

(2011) Alexandra L. Bloomfield et al.   JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY

Quantification of zooplankton trophic position in the North Pacific Subtropical Gyre using stable nitrogen isotopes

(2011) Cecelia C. S. Hannides et al.   LIMNOLOGY AND OCEANOGRAPHY

Determination of aquatic food-web structure based on compound-specific nitrogen isotopic composition of amino acids

(2011) Yoshito Chikaraishi et al.   LIMNOLOGY AND OCEANOGRAPHY-METHODS

Nursery habitat use and foraging ecology of the brown stingray Dasyatis lata determined from stomach contents, bulk and amino acid stable isotopes

(2011) JJ Dale et al.   MARINE ECOLOGY PROGRESS SERIES

The biological basis for understanding and predicting dietary-induced variation in nitrogen and sulphur isotope ratio discrimination

(2010) Scott T. Florin et al.   FUNCTIONAL ECOLOGY

Phenylketonuria

(2010) Nenad Blau et al.   LANCET

Amino acids: metabolism, functions, and nutrition

(2009) Guoyao Wu   AMINO ACIDS

Nutritional ecology of marine herbivorous fishes: ten years on

(2009) Kendall D. Clements et al.   FUNCTIONAL ECOLOGY

Intestinal Nitrogen Recycling and Utilization in Health and Disease

(2009) Werner G. Bergen et al.   JOURNAL OF NUTRITION

Nitrogen and carbon isotope values of individual amino acids: a tool to study foraging ecology of penguins in the Southern Ocean

(2009) A Lorrain et al.   MARINE ECOLOGY PROGRESS SERIES

The impact of protein quality on stable nitrogen isotope ratio discrimination and assimilated diet estimation

(2009) Charles T. Robbins et al.   OECOLOGIA