Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast
Abstract The common octopus (Octopus vulgaris) is a highly valued seafood species, whose flavour and palatability are often linked to its geographic origin. However, globalized supply chains have increased the risk of mislabelling. Lipid metabolism in marine organisms is shaped by environmental cond...
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| Format: | Article |
| Language: | English |
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Nature Portfolio
2025-08-01
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| Series: | npj Science of Food |
| Online Access: | https://doi.org/10.1038/s41538-025-00520-w |
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| author | Felisa Rey Luís Gaspar Fernando Ricardo Cristina Pita Maria do Rosário Domingues Ricardo Calado |
| author_facet | Felisa Rey Luís Gaspar Fernando Ricardo Cristina Pita Maria do Rosário Domingues Ricardo Calado |
| author_sort | Felisa Rey |
| collection | DOAJ |
| description | Abstract The common octopus (Octopus vulgaris) is a highly valued seafood species, whose flavour and palatability are often linked to its geographic origin. However, globalized supply chains have increased the risk of mislabelling. Lipid metabolism in marine organisms is shaped by environmental conditions, then lipidomics offers a promising tool for origin authentication. This study used HILIC-LC-MS&MS/MS to profile the polar lipidome of O. vulgaris arm muscle from three Iberian Atlantic landing sites: Ría de Arousa (Spain), Peniche, and Santa Luzia (Portugal). While total lipid content was consistent across sites, Peniche samples showed lower phospholipid levels, and Santa Luzia samples showed elevated LPE/PE and LPC/PC ratios, possibly reflecting stress or degradation. Ether-linked phospholipids and the sphingolipid CAEP were most abundant in Ría de Arousa, contributing to site discrimination. These findings demonstrate the potential of lipidomic profiling as a tool for seafood traceability, offering insights into environmental and dietary influences on lipid composition. |
| format | Article |
| id | doaj-art-c70e4d9dacf94bca947f985e970cbdc1 |
| institution | DOAJ |
| issn | 2396-8370 |
| language | English |
| publishDate | 2025-08-01 |
| publisher | Nature Portfolio |
| record_format | Article |
| series | npj Science of Food |
| spelling | doaj-art-c70e4d9dacf94bca947f985e970cbdc12025-08-20T03:06:09ZengNature Portfolionpj Science of Food2396-83702025-08-019111210.1038/s41538-025-00520-wLipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic CoastFelisa Rey0Luís Gaspar1Fernando Ricardo2Cristina Pita3Maria do Rosário Domingues4Ricardo Calado5CESAM - Centre for Environmental and Marine Studies, Department of Chemistry, University of Aveiro, Campus Universitário de SantiagoCESAM - Centre for Environmental and Marine Studies, Department of Chemistry, University of Aveiro, Campus Universitário de SantiagoECOMARE - Laboratory for Innovation and Sustainability of Marine Biological Resources, CESAM - Centre for Environmental and Marine Studies, Department of Biology, Campus Universitário de Santiago, University of AveiroCESAM - Centre for Environmental and Marine Studies, Department of Environment and Planning, University of Aveiro, Campus Universitário de SantiagoCESAM - Centre for Environmental and Marine Studies, Department of Chemistry, University of Aveiro, Campus Universitário de SantiagoECOMARE - Laboratory for Innovation and Sustainability of Marine Biological Resources, CESAM - Centre for Environmental and Marine Studies, Department of Biology, Campus Universitário de Santiago, University of AveiroAbstract The common octopus (Octopus vulgaris) is a highly valued seafood species, whose flavour and palatability are often linked to its geographic origin. However, globalized supply chains have increased the risk of mislabelling. Lipid metabolism in marine organisms is shaped by environmental conditions, then lipidomics offers a promising tool for origin authentication. This study used HILIC-LC-MS&MS/MS to profile the polar lipidome of O. vulgaris arm muscle from three Iberian Atlantic landing sites: Ría de Arousa (Spain), Peniche, and Santa Luzia (Portugal). While total lipid content was consistent across sites, Peniche samples showed lower phospholipid levels, and Santa Luzia samples showed elevated LPE/PE and LPC/PC ratios, possibly reflecting stress or degradation. Ether-linked phospholipids and the sphingolipid CAEP were most abundant in Ría de Arousa, contributing to site discrimination. These findings demonstrate the potential of lipidomic profiling as a tool for seafood traceability, offering insights into environmental and dietary influences on lipid composition.https://doi.org/10.1038/s41538-025-00520-w |
| spellingShingle | Felisa Rey Luís Gaspar Fernando Ricardo Cristina Pita Maria do Rosário Domingues Ricardo Calado Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast npj Science of Food |
| title | Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast |
| title_full | Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast |
| title_fullStr | Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast |
| title_full_unstemmed | Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast |
| title_short | Lipidomic signatures in Octopus vulgaris arm muscle reveal geographic variation along the Iberian Atlantic Coast |
| title_sort | lipidomic signatures in octopus vulgaris arm muscle reveal geographic variation along the iberian atlantic coast |
| url | https://doi.org/10.1038/s41538-025-00520-w |
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