{"public_id":"cl_575f6ea5c392211c1d66b4089b7b759e","status":"active","superseded_by_public_id":null,"corpus_id":3292483,"text":"All tested iron oxide nanoparticles preferentially distribute to the liver and spleen, and PEGylated nanoparticles are biodegraded and cleared slowly in these tissues for more than 2 weeks.","confidence":0.97,"paper":{"corpus_id":3292483,"title":"Uptake, distribution, clearance, and toxicity of iron oxide nanoparticles with different sizes and coatings","url":"https://sah.borca.ai/papers/3292483"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.97,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_2ddce8a5aa41f7da43b9be9e439cc0d1","name":"spleen","description":"An organ that accumulates circulating nanoparticles in biodistribution studies.","types":["organ"],"url":"https://sah.borca.ai/concepts/co_2ddce8a5aa41f7da43b9be9e439cc0d1"},{"public_id":"co_7c3a73e56919f38dcb3061b85cda6947","name":"liver","description":"An organ that accumulates and metabolizes circulating nanoparticles in biodistribution studies.","types":["organ"],"url":"https://sah.borca.ai/concepts/co_7c3a73e56919f38dcb3061b85cda6947"},{"public_id":"co_a870eaec4cc5c6a3f6c684101f2d0f91","name":"iron oxide nanoparticles","description":"Nanoparticles composed of iron oxide studied for their biological interactions and in vivo behavior.","types":["nanomaterial"],"url":"https://sah.borca.ai/concepts/co_a870eaec4cc5c6a3f6c684101f2d0f91"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_575f6ea5c392211c1d66b4089b7b759e"}