<?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_972741</Entry_ID>
<Entry_Title>Diameter of the larger green cells found in the thalli of Ulva lacinulata and Ulva compressa that became protoplasts after being released to the water</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>Cardoso, Isabel; Bartsch, Inka; Valentin, Klaus; Steinhagen, Sophie; Buck, Bela Hieronymus; Hofmann, Laurie C</Dataset_Creator>
<Dataset_Title>Diameter of the larger green cells found in the thalli of Ulva lacinulata and Ulva compressa that became protoplasts after being released to the water</Dataset_Title>
<Dataset_Release_Date>2025-10-28</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.972741</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Laurie C</First_Name>
<Last_Name>Hofmann</Last_Name>
<Email>l.hofmann@uni-bremen.de</Email>
</Personnel>
<Personnel>
<Role>Investigator</Role>
<First_Name>Sophie</First_Name>
<Last_Name>Steinhagen</Last_Name>
<Email>sophie.steinhagen@gu.se</Email>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Event label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>DATE/TIME</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>LATITUDE</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>LONGITUDE</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>DEPTH, water</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Type of study</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Laboratory</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Latitude 2</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Longitude 2</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Date/time start, experiment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Date/time end, experiment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Day of experiment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Species</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Species, unique identification (Semantic URI)</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Species, unique identification (URI)</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Collection</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Accession number, genetics</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Replicate</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: temperature</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: salinity</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: light condition</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: light intensity</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: nutrients</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Diameter</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>Biological sample</Keyword>
<Keyword>degradation</Keyword>
<Keyword>Laboratory experiment</Keyword>
<Keyword>pincuschion</Keyword>
<Keyword>protoplasts</Keyword>
<Keyword>Reproduction</Keyword>
<Keyword>Ulva</Keyword>
<Keyword>Ulva_Dorum</Keyword>
<Keyword>Ulva_NE-Atlantic</Keyword>
<Keyword>Ulva compressa</Keyword>
<Keyword>Ulva lacinulata</Keyword>
<Sensor_Name>
<Long_Name>Google Maps</Long_Name>
</Sensor_Name>
<Sensor_Name>
<Long_Name>GenBank NCBI</Long_Name>
</Sensor_Name>
<Sensor_Name>
<Long_Name>Digital thermometer</Long_Name>
</Sensor_Name>
<Sensor_Name>
<Long_Name>Refractometer</Long_Name>
</Sensor_Name>
<Sensor_Name>
<Long_Name>Light meter, LI-COR Biosciences GmbH, LI-250A</Long_Name>
</Sensor_Name>
<Sensor_Name>
<Long_Name>ImageJ software</Long_Name>
</Sensor_Name>
<Temporal_Coverage>
<Start_Date>2021-01-04</Start_Date>
<Stop_Date>2023-07-24</Stop_Date>
</Temporal_Coverage>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Southernmost_Latitude>39.394977135088546</Southernmost_Latitude>
<Northernmost_Latitude>53.741889</Northernmost_Latitude>
<Westernmost_Longitude>-9.213583296728604</Westernmost_Longitude>
<Easternmost_Longitude>8.514556</Easternmost_Longitude>
<Minimum_Depth>0.0 m (DEPTH, water)</Minimum_Depth>
<Maximum_Depth>0.0 m (DEPTH, water)</Maximum_Depth>
</Spatial_Coverage>
<Access_Constraints>unrestricted</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International</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>1880 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Reference>Cardoso, Isabel; Bartsch, Inka; Valentin, Klaus; Steinhagen, Sophie; Buck, Bela Hieronymus; Hofmann, Laurie C (2025): Naturally occurring protoplasts in two Ulva spp. reveal a previously underestimated proliferation process. Botanica Marina, 68(5), 439-462, https://doi.org/10.1515/bot-2025-0017</Reference>
<Reference>Provasoli, L (1968): Media and prospects for the cultivation of marine algae. In: Cultures and collections of algae. Proceedings of US-Japan
Conference. Hakone, 63–75</Reference>
<Reference>Tatewaki, Masakazu (1966): Formation of a Crustaceous Sporophyte with Unilocular Sporangia in Scytosiphon lomentaria. Phycologia, 6(1), 62-66, https://doi.org/10.2216/i0031-8884-6-1-62.1</Reference>
<Summary>This dataset presents the diameter of the larger green cells found in the thalli of Ulva lacinulata and Ulva compressa that became protoplasts after being released to the water. ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.972741"!</Summary>
<Related_URL>
<URL>http://en.wikipedia.org/wiki/ISO_6709</URL>
<Description>LATITUDE</Description>
</Related_URL>
<Related_URL>
<URL>http://en.wikipedia.org/wiki/ISO_6709</URL>
<Description>LONGITUDE</Description>
</Related_URL>
<Related_URL>
<URL>http://en.wikipedia.org/wiki/ISO_8601</URL>
<Description>DATE/TIME</Description>
</Related_URL>
<Related_URL>
<URL>http://www.ncbi.nlm.nih.gov/Genbank</URL>
<Description>GenBank NCBI</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.org/10.1515/bot-2025-0017</URL>
<Description>Naturally occurring protoplasts in two Ulva spp. reveal a previously underestimated proliferation process</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.org/10.2216/i0031-8884-6-1-62.1</URL>
<Description>Formation of a Crustaceous Sporophyte with Unilocular Sporangia in Scytosiphon lomentaria</Description>
</Related_URL>
<Related_URL>
<URL>https://en.wikipedia.org/wiki/Species</URL>
<Description>Species</Description>
</Related_URL>
<Parent_DIF>PANGAEA_972125</Parent_DIF>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2025-10-28</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-04-30</Last_DIF_Revision_Date>
</DIF>
