Stable isotopes and a changing world

KA Hobson - Oecologia, 2023 - Springer
The measurement of naturally occurring stable isotope ratios of the light elements (C, N, H,
O, S) in animal tissues and associated organic and inorganic fractions of associated …

Tracking technologies: advances driving new insights into monarch migration

DA Green II - Current Opinion in Insect Science, 2023 - Elsevier
Highlights•Monarchs are being tracked on local, regional, and continental scales using
traditional and novel approaches.•Advances in behavioral assays, neural imaging and …

[HTML][HTML] Protocols for sample preparation and compound-specific stable-isotope analyses (δ2H, δ13C) of fatty acids in biological and environmental samples

M Pilecky, LI Wassenaar, S Taipale, MJ Kainz - MethodsX, 2023 - Elsevier
Compound-specific stable-isotope analysis (CSIA) of fatty acids is a powerful tool to better
understand the trophic transfer of fatty acids and their biochemical fate in and across …

[HTML][HTML] Evaluation of lipid extraction methods for fatty acid quantification and compound-specific δ13C and δ2Hn analyses

M Pilecky, MJ Kainz, LI Wassenaar - Analytical Biochemistry, 2024 - Elsevier
Lipids, with fatty acids (FA) as a crucial subset, have become a focal point for diverse
medical, physiological, and ecological studies. However, a comprehensive assessment of …

Compound-specific stable isotope analyses of fatty acids indicate feeding zones of zooplankton across the water column of a subalpine lake

M Pilecky, SK Kämmer, K Winter, R Ptacnikova… - Oecologia, 2024 - Springer
Spatial and temporal zooplankton feeding dynamics across the water column of lakes are
key for understanding site-specific acquisition of diet sources. During this 6-week lake study …

The bioconversion of dietary α-linolenic acid to eicosapentaenoic acid in Bombyx mori

Y Ohhara, M Sato, M Sakai, C Sugiyama… - … and Physiology Part B …, 2024 - Elsevier
Abstract n-3 Long-chain polyunsaturated fatty acids (n-3 LC-PUFAs), including
eicosapentaenoic acid (EPA), are essential multifunctional nutrients in animals …

Combining bulk stable H isotope (δ2H) measurements with fatty acid profiles to examine differential use of aquatic vs. terrestrial prey by three sympatric species of …

CSV Génier, CG Guglielmo, KA Hobson - Frontiers in Ecology and …, 2022 - frontiersin.org
Aerial insectivorous songbirds such as swallows and martins have declined substantially in
North America in recent decades. Aquatic-emergent insects provide more beneficial omega …

Dynamics of stored lipids in fall migratory monarch butterflies (Danaus plexippus): Nectaring in northern Mexico allows recovery from droughts at higher latitudes

KA Hobson, O Taylor, MI Ramírez… - Conservation …, 2023 - academic.oup.com
The eastern population of the North American monarch butterfly (Danaus plexippus)
overwinters from November through March in the high-altitude (3000 m+) forests of central …