<?xml version="1.0" encoding="UTF-8"?><!--*** Generated from internal PANGAEA metadata schema by dif.xslt ***--><DIF xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.4.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/">
<Entry_ID>PANGAEA_996218</Entry_ID>
<Entry_Title>Glycogen concentration in the labial palps of Ostrea edulis during a chronic alkalinity-enhancement exposure experiment</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar</Dataset_Creator>
<Dataset_Title>Glycogen concentration in the labial palps of Ostrea edulis during a chronic alkalinity-enhancement exposure experiment</Dataset_Title>
<Dataset_Release_Date>2026-07-29</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.996218</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Marco</First_Name>
<Last_Name>Rump</Last_Name>
<Email>marco.rump@awi.de</Email>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Event label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Type of study</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Sampling date/time, experiment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Experiment day</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Individual code</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Run</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Replicates</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Tissue, wet mass</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Glycogen</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>ChronicOystersOAE_2024</Keyword>
<Keyword>ecotoxicology</Keyword>
<Keyword>Mesocosm experiment</Keyword>
<Keyword>ocean alkalinity enhancement</Keyword>
<Keyword>Ostrea edulis</Keyword>
<Temporal_Coverage>
<Start_Date>2024-04-17</Start_Date>
<Stop_Date>2025-03-12</Stop_Date>
</Temporal_Coverage>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Southernmost_Latitude>54.180327</Southernmost_Latitude>
<Northernmost_Latitude>54.180327</Northernmost_Latitude>
<Westernmost_Longitude>7.888944</Westernmost_Longitude>
<Easternmost_Longitude>7.888944</Easternmost_Longitude>
</Spatial_Coverage>
<Access_Constraints>access rights needed</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International (License comes into effect after moratorium ends)</Use_Constraints>
<Data_Set_Language>English</Data_Set_Language>
<Data_Center>
<Data_Center_Name>
<Short_Name>PANGAEA</Short_Name>
<Long_Name>Data Publisher for Earth &amp; Environmental Science</Long_Name>
</Data_Center_Name>
<Data_Center_URL>https://www.pangaea.de/</Data_Center_URL>
<Personnel>
<Role>Data Center Contact</Role>
<First_Name>Michael</First_Name>
<Last_Name>Diepenbroek</Last_Name>
<Email>info@pangaea.de</Email>
<Contact_Address>
<Address>Leobener Str.</Address>
<City>Bremen</City>
<Province_or_State>Bremen</Province_or_State>
<Postal_Code>28359</Postal_Code>
<Country>Germany</Country>
</Contact_Address>
</Personnel>
</Data_Center>
<Distribution>
<Distribution_Media>online</Distribution_Media>
<Distribution_Size>468 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Reference>Rump, Marco; et al. (submitted): Ecotoxicological impacts of Ocean Alkalinity Enhancement on the European flat oyster Ostrea edulis: Insights from tissue metabolomics and metal analysis.</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Carbonate chemistry parameters calculated from measured pH, total alkalinity, salinity and temperature in the alkalization mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996219</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Carbonate chemistry parameters calculated from measured pH, total alkalinity, salinity and temperature in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996220</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Concentrations of 27 polar metabolites in gill and mantle tissue of Ostrea edulis measured by ¹H-NMR spectroscopy during a chronic alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996222</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Oyster mortality and physicochemical parameters in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996216</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Tissue-accumulated nickel, chromium and cobalt concentrations in Ostrea edulis measured by ICP-OES at the end of a chronic alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996221</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Total alkalinity and pH during a short-term feeding experiment testing the contribution of shellfish diet (Reed Mariculture SD1800) to seawater alkalinity [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996217</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Total alkalinity and pH in the alkalization mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996214</Reference>
<Reference>Rump, Marco; Lannig, Gisela; Bock, Christian; Benthien, Albert; Pogoda, Bernadette; Antoni, Dominik; Gerdts, Gunnar (2026): Total alkalinity and pH in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.996215</Reference>
<Summary>This dataset contains glycogen concentrations measured in the labial palps of individual European flat oysters (Ostrea edulis), sampled either before the start of the chronic alkalinity-enhancement exposure (7 May 2024, baseline, n = 8) or after 63 days of exposure to one of five treatments (9 July 2024; unamended control, dissolved alkalinity addition with NaOH and CaCl2 at +250 or +500 µmol/kg, and olivine-based coastal enhanced silicate weathering at +250 or +500 µmol/kg; n = 15 across treatments). Glycogen was extracted from the labial palps tissue and quantified photometrically following the method of Keppler and Decker (1988). For four individuals, glycogen was quantified in two independent measurement runs on separate tissue homogenates of the same individual; all other individuals were measured in a single run. Within each measurement run, glycogen was determined from up to two technical replicate measurements of the same tissue homogenate. ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.996218"!</Summary>
<Related_URL>
<URL>http://invabio.wdc-mare.org/mesocubi.jpg</URL>
<Description>Mesocosm experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996214</URL>
<Description>Total alkalinity and pH in the alkalization mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996215</URL>
<Description>Total alkalinity and pH in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996216</URL>
<Description>Oyster mortality and physicochemical parameters in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996217</URL>
<Description>Total alkalinity and pH during a short-term feeding experiment testing the contribution of shellfish diet (Reed Mariculture SD1800) to seawater alkalinity</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996219</URL>
<Description>Carbonate chemistry parameters calculated from measured pH, total alkalinity, salinity and temperature in the alkalization mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996220</URL>
<Description>Carbonate chemistry parameters calculated from measured pH, total alkalinity, salinity and temperature in the exposure mesocosms of a chronic Ostrea edulis alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996221</URL>
<Description>Tissue-accumulated nickel, chromium and cobalt concentrations in Ostrea edulis measured by ICP-OES at the end of a chronic alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.996222</URL>
<Description>Concentrations of 27 polar metabolites in gill and mantle tissue of Ostrea edulis measured by ¹H-NMR spectroscopy during a chronic alkalinity-enhancement exposure experiment</Description>
</Related_URL>
<Parent_DIF>PANGAEA_996264</Parent_DIF>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2026-07-29</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-07-29</Last_DIF_Revision_Date>
</DIF>
