{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "Jill A Jenkins", "hasEmail": "mailto:jenkinsj@usgs.gov"}, "description": "Data collection of spectrophotometric data regarding levels of serum cortisol, serum protein, brain acetylcholinesterase, and brain protein biomarkers were obtained from blood and brain tissues of Northern leopard frogs exposed to neonicotinoid insecticides in the laboratory.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P91MPJ43", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.5fff1c9ed34e592d8671ec8f.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_5fff1c9ed34e592d8671ec8f", "keyword": ["Canada", "North America", "USGS:5fff1c9ed34e592d8671ec8f", "United States", "amphibian", "biota", "contamination and pollution", "pharmaceutical"], "modified": "2025-06-05T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-122.6074, 37.0201, -54.4922, 60.9304", "theme": ["geospatial"], "title": "Biomarkers of laboratory-exposed Northern leopard frogs to neonicotinoids: serum cortisol, serum protein, and brain acetylcholinesterase"}