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{
            
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  "author": "Zheng, Y",
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  "author": "Zheng, Y",
            
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  "author_email": "",
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  "author_email": "",
            
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  "citation": [],
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  "citation": [],
            
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  "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700",
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  "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700",
            
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  "doi": "10.1594/PANGAEA.846975",
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  "doi": "10.1594/PANGAEA.846975",
            
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  "doi_date_published": "2015",
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  "doi_date_published": "2015",
            
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  "doi_publisher": "",
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  "doi_publisher": "",
            
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  "doi_status": "True",
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  "doi_status": "True",
            
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  "extra_authors": [
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  "extra_authors": [
            
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    {
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    {
            
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      "extra_author": "Giordano, Mario",
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      "extra_author": "Giordano, Mario",
            
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      "familyName": "Giordano",
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      "familyName": "Giordano",
            
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      "givenName": "Mario",
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      "givenName": "Mario",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Gao, Kunshan",
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      "extra_author": "Gao, Kunshan",
            
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      "familyName": "Gao",
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      "familyName": "Gao",
            
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      "givenName": "Kunshan",
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      "givenName": "Kunshan",
            
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      "orcid": "0000-0001-7365-6332"
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      "orcid": "0000-0001-7365-6332"
            
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    }
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    }
            
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  ],
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  ],
            
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  "familyName": "Zheng",
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  "familyName": "Zheng",
            
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  "givenName": "Y",
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  "givenName": "Y",
            
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  "groups": [],
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  "groups": [],
            
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  "id": "71a40e5d-87a7-4e4c-813f-b23b3588f440",
            
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  "isopen": false,
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  "isopen": false,
            
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  "license_id": "CC-BY-3.0",
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  "license_id": "CC-BY-3.0",
            
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  "license_title": "CC-BY-3.0",
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  "license_title": "CC-BY-3.0",
            
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  "metadata_created": "2024-11-29T11:45:24.721989",
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  "metadata_created": "2024-11-29T11:45:24.721989",
            
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  "metadata_modified": "2024-11-29T11:45:24.721994",
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  "metadata_modified": "2024-11-30T11:51:30.879287",
            
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  "name": "png-doi-10-1594-pangaea-846975",
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  "name": "png-doi-10-1594-pangaea-846975",
            
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  "notes": "Variability in pH is a common occurrence in many aquatic 
34
  "notes": "Variability in pH is a common occurrence in many aquatic 
            
35
environments, due to physical, chemical and biological processes. In 
35
environments, due to physical, chemical and biological processes. In 
            
36
coastal waters, lagoons, estuaries and inland waters, pH can change 
36
coastal waters, lagoons, estuaries and inland waters, pH can change 
            
37
very rapidly (within seconds or hours) in addition to daily and 
37
very rapidly (within seconds or hours) in addition to daily and 
            
38
seasonal changes. At the same time, progressive ocean acidification 
38
seasonal changes. At the same time, progressive ocean acidification 
            
39
caused by anthropogenic CO2 emissions is superimposed on these spatial 
39
caused by anthropogenic CO2 emissions is superimposed on these spatial 
            
40
and temporal pH changes. Photosynthetic organisms are therefore 
40
and temporal pH changes. Photosynthetic organisms are therefore 
            
41
unavoidably subject to significant pH variations at the cell surface. 
41
unavoidably subject to significant pH variations at the cell surface. 
            
42
Whether this will affect their response to long-term ocean 
42
Whether this will affect their response to long-term ocean 
            
43
acidification is still unknown, nor is it known whether the short-term 
43
acidification is still unknown, nor is it known whether the short-term 
            
44
sensitivity to pH change is affected by the pCO2 to which the cells 
44
sensitivity to pH change is affected by the pCO2 to which the cells 
            
45
are acclimated. We posed the latter open question as our experimental 
45
are acclimated. We posed the latter open question as our experimental 
            
46
hypothesis: Does acclimation to seawater acidification affect the 
46
hypothesis: Does acclimation to seawater acidification affect the 
            
47
response of phytoplankton to acute pH variations? The diatom 
47
response of phytoplankton to acute pH variations? The diatom 
            
48
Skeletonema costatum, commonly found in coastal and estuarine waters 
48
Skeletonema costatum, commonly found in coastal and estuarine waters 
            
49
where short-term acute changes in pH frequently occur, was selected to 
49
where short-term acute changes in pH frequently occur, was selected to 
            
50
test the hypothesis. Diatoms were grown at both 390 (pH 8.2, low CO2; 
50
test the hypothesis. Diatoms were grown at both 390 (pH 8.2, low CO2; 
            
51
LC) and 1000 (pH 7.9, high CO2; HC) \u00b5atm CO2 for at least 20 
51
LC) and 1000 (pH 7.9, high CO2; HC) \u00b5atm CO2 for at least 20 
            
52
generations, and photosynthetic responses to short-term and acute 
52
generations, and photosynthetic responses to short-term and acute 
            
53
changes in pH (between 8.2 and 7.6) were investigated. The effective 
53
changes in pH (between 8.2 and 7.6) were investigated. The effective 
            
54
quantum yield of LC-grown cells decreased by ca. 70% only when exposed 
54
quantum yield of LC-grown cells decreased by ca. 70% only when exposed 
            
55
to pH 7.6; this was not observed when exposed to pH 7.9 or 8.2. 
55
to pH 7.6; this was not observed when exposed to pH 7.9 or 8.2. 
            
56
HC-grown cells did not show significant responses in any pH treatment. 
56
HC-grown cells did not show significant responses in any pH treatment. 
            
57
Non-photochemical quenching showed opposite trends. In general, our 
57
Non-photochemical quenching showed opposite trends. In general, our 
            
58
results indicate that while LC-grown cells are rather sensitive to 
58
results indicate that while LC-grown cells are rather sensitive to 
            
59
acidification, HC-grown cells are relatively unresponsive in terms of 
59
acidification, HC-grown cells are relatively unresponsive in terms of 
            
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photochemical performance.",
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photochemical performance.",
            
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    "approval_status": "approved",
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    "approval_status": "approved",
            
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    "created": "2024-11-29T11:32:00.143130",
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    "description": "PANGAEA (Data Publisher for Earth & Environmental 
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    "description": "PANGAEA (Data Publisher for Earth & Environmental 
            
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Science): The information system PANGAEA is operated as an Open Access 
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Science): The information system PANGAEA is operated as an Open Access 
            
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library aimed at archiving, publishing and distributing georeferenced 
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library aimed at archiving, publishing and distributing georeferenced 
            
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data from earth system research. PANGAEA guarantees long-term 
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data from earth system research. PANGAEA guarantees long-term 
            
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availability (greater than 10 years) of its content. PANGAEA is open 
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availability (greater than 10 years) of its content. PANGAEA is open 
            
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to any project, institution, or individual scientist to use or to 
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to any project, institution, or individual scientist to use or to 
            
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archive and publish data. PANGAEA focuses on georeferenced 
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archive and publish data. PANGAEA focuses on georeferenced 
            
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observational data, experimental data, and models/simulations. 
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observational data, experimental data, and models/simulations. 
            
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Citability, comprehensive metadata descriptions, interoperability of 
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Citability, comprehensive metadata descriptions, interoperability of 
            
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data and metadata, a high degree of structural and semantic 
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data and metadata, a high degree of structural and semantic 
            
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harmonization of the data inventory as well as the commitment of the 
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harmonization of the data inventory as well as the commitment of the 
            
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hosting institutions ensures FAIRness of archived data.",
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hosting institutions ensures FAIRness of archived data.",
            
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    "image_url": "pangaea_topicbiosphere.png",
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    "image_url": "pangaea_topicoceans.png",
            
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    "is_organization": true,
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    "is_organization": true,
            
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    "name": "pangaea_biosphere",
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    "name": "pangaea_oceans",
            
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    "state": "active",
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    "state": "active",
            
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    "title": "PANGAEA (Biosphere)",
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    "title": "PANGAEA (Oceans)",
            
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    "type": "organization"
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    "type": "organization"
            
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  },
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  },
            
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  "owner_org": "3226ef9c-20d1-43fd-ba8f-fa35c8c9fb5d",
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  "owner_org": "ce65c98e-83d7-4b4f-9db3-99759a987d6c",
            
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  "private": false,
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  "private": false,
            
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  "publication_year": "2015",
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  "publication_year": "2015",
            
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  "related_identifiers": [
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  "related_identifiers": [
            
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    {
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    {
            
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      "authors": "Zheng Y,Giordano Mario,Gao Kunshan",
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      "authors": "Zheng Y,Giordano Mario,Gao Kunshan",
            
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      "email_authors": ",,ksgao@xmu.edu.cn",
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      "email_authors": ",,ksgao@xmu.edu.cn",
            
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      "identifier": "https://doi.org/10.3354/ab00619",
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      "identifier": "https://doi.org/10.3354/ab00619",
            
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      "identifier_type": "DOI",
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      "identifier_type": "DOI",
            
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      "orcid_authors": "0000-0001-5256-9395,,0000-0001-7365-6332",
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      "orcid_authors": "0000-0001-5256-9395,,0000-0001-7365-6332",
            
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      "relation_type": "IsSupplementTo",
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      "relation_type": "IsSupplementTo",
            
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      "source": "Aquatic Biology",
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      "source": "Aquatic Biology",
            
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      "title": "Photochemical responses of the diatom Skeletonema 
99
      "title": "Photochemical responses of the diatom Skeletonema 
            
100
costatum grown under elevated CO2 concentrations to short-term changes 
100
costatum grown under elevated CO2 concentrations to short-term changes 
            
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in pH",
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in pH",
            
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      "year": "2015"
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      "year": "2015"
            
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    },
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    },
            
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    {
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    {
            
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      "authors": "Gattuso Jean-Pierre,Epitalon Jean-Marie,Lavigne 
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      "authors": "Gattuso Jean-Pierre,Epitalon Jean-Marie,Lavigne 
            
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H\u00e9lo\u00efse",
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H\u00e9lo\u00efse",
            
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      "email_authors": 
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      "email_authors": 
            
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"jean-pierre.gattuso@imev-mer.fr,,hlavigne@naturalsciences.be",
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"jean-pierre.gattuso@imev-mer.fr,,hlavigne@naturalsciences.be",
            
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      "identifier": "https://cran.r-project.org/package=seacarb",
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      "identifier": "https://cran.r-project.org/package=seacarb",
            
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      "identifier_type": "DOI",
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      "identifier_type": "DOI",
            
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      "orcid_authors": "0000-0002-4533-4114,,",
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      "orcid_authors": "0000-0002-4533-4114,,",
            
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      "relation_type": "References",
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      "relation_type": "References",
            
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      "source": "",
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      "source": "",
            
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      "title": "seacarb: seawater carbonate chemistry with R. R 
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      "title": "seacarb: seawater carbonate chemistry with R. R 
            
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package version 3.0.6",
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package version 3.0.6",
            
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      "year": "2015"
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      "year": "2015"
            
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    }
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    }
            
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  ],
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  ],
            
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  "relationships_as_object": [],
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  "repository_name": "PANGAEA (Data Publisher for Earth & 
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  "repository_name": "PANGAEA (Data Publisher for Earth & 
            
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Environmental Science)",
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Environmental Science)",
            
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  "resource_type": "text/tab-separated-values - filename: Zheng_2015",
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  "resource_type": "text/tab-separated-values - filename: Zheng_2015",
            
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  "resources": [],
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  "resources": [],
            
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  "source_metadata_created": "2015",
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  "source_metadata_created": "2015",
            
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  "source_metadata_modified": "",
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  "source_metadata_modified": "",
            
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  "state": "active",
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  "state": "active",
            
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "BiologicalClassification"
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      "subject_area_name": "BiologicalClassification"
            
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    },
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    },
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Biosphere"
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      "subject_area_name": "Biosphere"
            
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    },
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    },
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Chemistry"
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      "subject_area_name": "Chemistry"
            
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    },
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    },
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Oceans"
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      "subject_area_name": "Oceans"
            
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    }
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    }
            
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  ],
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  ],
            
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  "tags": [
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  "tags": [
            
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    {
            
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      "display_name": "Aquaria 20 L",
            
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      "name": "Aquaria 20 L",
            
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      "display_name": "Chromista",
            
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      "name": "Laboratory experiment",
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      "id": "74d761aa-cd40-4dc2-be39-c0ca522f0019",
            
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      "name": "Ochrophyta",
192
      "name": "Ochrophyta",
            
186
      "state": "active",
193
      "state": "active",
            
187
      "vocabulary_id": null
194
      "vocabulary_id": null
            
188
    },
195
    },
            
189
    {
196
    {
            
190
      "display_name": "Pelagos",
197
      "display_name": "Pelagos",
            
191
      "id": "012f5b69-4e75-4f54-8ac4-8bf192cafaa2",
198
      "id": "012f5b69-4e75-4f54-8ac4-8bf192cafaa2",
            
192
      "name": "Pelagos",
199
      "name": "Pelagos",
            
193
      "state": "active",
200
      "state": "active",
            
194
      "vocabulary_id": null
201
      "vocabulary_id": null
            
195
    },
202
    },
            
196
    {
203
    {
            
n
n
204
      "display_name": "Photosynthesis",
            
205
      "id": "ab256517-eb7b-4eed-ad52-64a0ee98fe87",
            
206
      "name": "Photosynthesis",
            
207
      "state": "active",
            
208
      "vocabulary_id": null
            
209
    },
            
210
    {
            
197
      "display_name": "Phytoplankton",
211
      "display_name": "Phytoplankton",
            
198
      "id": "9c357867-c046-43fa-ad3e-39f612d5622b",
212
      "id": "9c357867-c046-43fa-ad3e-39f612d5622b",
            
199
      "name": "Phytoplankton",
213
      "name": "Phytoplankton",
            
200
      "state": "active",
214
      "state": "active",
            
201
      "vocabulary_id": null
215
      "vocabulary_id": null
            
202
    },
216
    },
            
203
    {
217
    {
            
t
204
      "display_name": "Primary production-Photosynthesis",
t
218
      "display_name": "Primary production",
            
205
      "id": "446160f8-ac15-4da8-a39f-79b6c421e396",
219
      "id": "aca6914d-a728-406d-a5b9-dd9593c21e4e",
            
206
      "name": "Primary production-Photosynthesis",
220
      "name": "Primary production",
            
207
      "state": "active",
221
      "state": "active",
            
208
      "vocabulary_id": null
222
      "vocabulary_id": null
            
209
    },
223
    },
            
210
    {
224
    {
            
211
      "display_name": "Single species",
225
      "display_name": "Single species",
            
212
      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
226
      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
            
213
      "name": "Single species",
227
      "name": "Single species",
            
214
      "state": "active",
228
      "state": "active",
            
215
      "vocabulary_id": null
229
      "vocabulary_id": null
            
216
    },
230
    },
            
217
    {
231
    {
            
218
      "display_name": "Skeletonema costatum",
232
      "display_name": "Skeletonema costatum",
            
219
      "id": "35c98209-87d2-4147-a23c-dbfb27a05cce",
233
      "id": "35c98209-87d2-4147-a23c-dbfb27a05cce",
            
220
      "name": "Skeletonema costatum",
234
      "name": "Skeletonema costatum",
            
221
      "state": "active",
235
      "state": "active",
            
222
      "vocabulary_id": null
236
      "vocabulary_id": null
            
223
    }
237
    }
            
224
  ],
238
  ],
            
225
  "title": "Photochemical responses of the diatom Skeletonema costatum 
239
  "title": "Photochemical responses of the diatom Skeletonema costatum 
            
226
grown under elevated CO2 concentrations to short-term changes in pH",
240
grown under elevated CO2 concentrations to short-term changes in pH",
            
227
  "type": "vdataset",
241
  "type": "vdataset",
            
228
  "url": "https://doi.org/10.1594/PANGAEA.846975"
242
  "url": "https://doi.org/10.1594/PANGAEA.846975"
            
229
}
243
}