Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation
This study explores species-specific metabolic responses to different nitrogen-rich formulations in <i>Devaleraea mollis</i> and <i>Palmaria hecatensis</i>, highlighting distinct adaptive strategies. We evaluated the effects of Von Stosch Enrichment (VSE, nitrate-only), F/2 (...
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2025-01-01
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| author | Schery Umanzor Jae Woo Jung Muriel Dittrich Jang K. Kim Patrick Tomco Zachary C. Redman Monica Brandhuber |
| author_facet | Schery Umanzor Jae Woo Jung Muriel Dittrich Jang K. Kim Patrick Tomco Zachary C. Redman Monica Brandhuber |
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| description | This study explores species-specific metabolic responses to different nitrogen-rich formulations in <i>Devaleraea mollis</i> and <i>Palmaria hecatensis</i>, highlighting distinct adaptive strategies. We evaluated the effects of Von Stosch Enrichment (VSE, nitrate-only), F/2 (nitrate-only), and Jack’s Special (JS, nitrate and ammonium) on metabolic profiles. <i>D. mollis</i> exhibited elevated energy storage and growth-related metabolites, with JS enhancing creatine production for energy storage and regeneration, alongside increased DNA/RNA synthesis and cell division activity. This suggests <i>D. mollis</i> prioritizes rapid growth and energy demands, supporting broader ecological adaptability. Conversely, <i>P. hecatensis</i> showed higher expression of metabolites linked to amino acid metabolism and protein synthesis, indicating a focus on efficient nitrogen use for protein production, likely advantageous in low-light, high-turbidity conditions. Nitrogen sources significantly influence amino acid metabolism, with JS promoting broader amino acid production and VSE and F/2 stimulating specific metabolites. These species-specific metabolic patterns underscore the flexibility of <i>D. mollis</i> in energy use versus adaptations of <i>P. hecatensis</i> to protein synthesis pathways. These findings highlight species-specific nutrient formulations as essential for optimizing seaweed growth and metabolic traits in aquaculture. |
| format | Article |
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| institution | DOAJ |
| issn | 2075-1729 |
| language | English |
| publishDate | 2025-01-01 |
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| spelling | doaj-art-7e2b825611dc42cf821a3af2f1d8e1c12025-08-20T02:44:42ZengMDPI AGLife2075-17292025-01-0115214310.3390/life15020143Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium SupplementationSchery Umanzor0Jae Woo Jung1Muriel Dittrich2Jang K. Kim3Patrick Tomco4Zachary C. Redman5Monica Brandhuber6College of Fisheries and Ocean Science, University of Alaska Fairbanks, Juneau, AK 99801, USADepartment of Marine Science, Incheon National University, Incheon 22012, Republic of KoreaCollege of Fisheries and Ocean Science, University of Alaska Fairbanks, Juneau, AK 99801, USADepartment of Marine Science, Incheon National University, Incheon 22012, Republic of KoreaDepartment of Chemistry, University of Alaska Anchorage, Anchorage, AK 99508, USADepartment of Chemistry, University of Alaska Anchorage, Anchorage, AK 99508, USADepartment of Chemistry, University of Alaska Anchorage, Anchorage, AK 99508, USAThis study explores species-specific metabolic responses to different nitrogen-rich formulations in <i>Devaleraea mollis</i> and <i>Palmaria hecatensis</i>, highlighting distinct adaptive strategies. We evaluated the effects of Von Stosch Enrichment (VSE, nitrate-only), F/2 (nitrate-only), and Jack’s Special (JS, nitrate and ammonium) on metabolic profiles. <i>D. mollis</i> exhibited elevated energy storage and growth-related metabolites, with JS enhancing creatine production for energy storage and regeneration, alongside increased DNA/RNA synthesis and cell division activity. This suggests <i>D. mollis</i> prioritizes rapid growth and energy demands, supporting broader ecological adaptability. Conversely, <i>P. hecatensis</i> showed higher expression of metabolites linked to amino acid metabolism and protein synthesis, indicating a focus on efficient nitrogen use for protein production, likely advantageous in low-light, high-turbidity conditions. Nitrogen sources significantly influence amino acid metabolism, with JS promoting broader amino acid production and VSE and F/2 stimulating specific metabolites. These species-specific metabolic patterns underscore the flexibility of <i>D. mollis</i> in energy use versus adaptations of <i>P. hecatensis</i> to protein synthesis pathways. These findings highlight species-specific nutrient formulations as essential for optimizing seaweed growth and metabolic traits in aquaculture.https://www.mdpi.com/2075-1729/15/2/143metabolomicsPacific dulseprotein synthesisrhodophytesseaweed aquaculture |
| spellingShingle | Schery Umanzor Jae Woo Jung Muriel Dittrich Jang K. Kim Patrick Tomco Zachary C. Redman Monica Brandhuber Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation Life metabolomics Pacific dulse protein synthesis rhodophytes seaweed aquaculture |
| title | Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation |
| title_full | Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation |
| title_fullStr | Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation |
| title_full_unstemmed | Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation |
| title_short | Divergent Patterns of Metabolite Expression in Red Seaweeds (<i>Devaleraea mollis</i> and <i>Palmaria hecatensis)</i> Following Nitrate and Ammonium Supplementation |
| title_sort | divergent patterns of metabolite expression in red seaweeds i devaleraea mollis i and i palmaria hecatensis i following nitrate and ammonium supplementation |
| topic | metabolomics Pacific dulse protein synthesis rhodophytes seaweed aquaculture |
| url | https://www.mdpi.com/2075-1729/15/2/143 |
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