Geochemical characterization of high molecular weight material isolated from late cretaceous fossils

Methods in Enzymology , Vol

S P Colowick, M D Joshi, Jagannathan et al. · 1966 · 26.2K citations

Life Sciences, Biochemistry, Molecular Biology +10

Stepwise enrichment of 15N along food chains: Further evidence and the relation between δ15N and animal age

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Life Sciences, Zoology, Animal Nutrition +12

Postmortem preservation and alteration of in vivo bone collagen isotope ratios in relation to palaeodietary reconstruction

Michael J. DeNiro · Nature · 1985 · 2.4K citations

Medicine, Archaeology, Paleontology +16

Nitrogen and carbon isotopic composition of bone collagen from marine and terrestrial animals

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Medicine, Biochemistry, Marine Biology +13

Advances in Organic Geochemistry 1983

A Schmidt Ott · Geochimica et Cosmochimica Acta · 1986 · 1.1K citations

Natural Sciences, Earth Sciences, Geology +12