PubMed:25156158 / 223-321 JSONTXT

{"project":"PubMed_ArguminSci","denotations":[{"id":"T3","span":{"begin":0,"end":98},"obj":"DRI_Background"}],"text":"Embryos of the South African clawed frog, Xenopus laevis, were exposed to ritodrine or nifedipine."}

{"project":"Goldhamster2_Cellosaurus","denotations":[{"id":"T4","span":{"begin":36,"end":40},"obj":"CVCL_0C97|Cancer_cell_line|Canis lupus familiaris"}],"text":"Embryos of the South African clawed frog, Xenopus laevis, were exposed to ritodrine or nifedipine."}

{"project":"GoldHamster","denotations":[{"id":"T27","span":{"begin":21,"end":40},"obj":"8355"},{"id":"T30","span":{"begin":29,"end":56},"obj":"8355"},{"id":"T31","span":{"begin":36,"end":40},"obj":"CVCL_0C97"},{"id":"T42","span":{"begin":74,"end":83},"obj":"D012312"},{"id":"T43","span":{"begin":74,"end":83},"obj":"D012312"},{"id":"T44","span":{"begin":74,"end":83},"obj":"CHEBI:8872"},{"id":"T45","span":{"begin":87,"end":97},"obj":"7417"},{"id":"T46","span":{"begin":87,"end":97},"obj":"D009543"},{"id":"T47","span":{"begin":87,"end":97},"obj":"CHEBI:7565"},{"id":"T48","span":{"begin":87,"end":97},"obj":"D009543"}],"text":"Embryos of the South African clawed frog, Xenopus laevis, were exposed to ritodrine or nifedipine."}