A preliminary estimate of the trophic position of the deep-water ram’s horn squid Spirula spirula based on the nitrogen isotopic composition of amino acids

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

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

Food of the cuttlefish Sepia officinalis and S. elegans in the Ria de Vigo (NW Spain) (Mollusca: Cephalopoda)

(2010) A. Guerra   JOURNAL OF ZOOLOGY

Isolation and desalting with cation-exchange chromatography for compound-specific nitrogen isotope analysis of amino acids: application to biogeochemical samples

(2010) Yoshinori Takano et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Stable isotopes document the trophic structure of a deep-sea cephalopod assemblage including giant octopod and giant squid

(2009) Y. Cherel et al.   Biology Letters

Resolving the bulk δ15N values of ancient human and animal bone collagen via compound-specific nitrogen isotope analysis of constituent amino acids

(2009) Amy K. Styring et al.   GEOCHIMICA ET COSMOCHIMICA ACTA