{"public_id":"cl_ef396a6dc59ffb041d48275c0b98a0c9","status":"active","superseded_by_public_id":null,"corpus_id":25524766,"text":"OP-lysine levels were higher in water-insoluble proteins than in water-soluble proteins and were elevated in cataractous lenses compared with normal aged lenses, reaching 500 pmol/mg protein.","confidence":0.98,"paper":{"corpus_id":25524766,"title":"2-Ammonio-6-(3-oxidopyridinium-1-yl)hexanoate (OP-lysine) Is a Newly Identified Advanced Glycation End Product in Cataractous and Aged Human Lenses*","url":"https://sah.borca.ai/papers/25524766"},"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":0.98,"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_106ef0f3f441e3d1bc011c0b593b1390","name":"OP-lysine","description":"2-ammonio-6-(3-oxidopyridinium-1-yl)hexanoate, a 3-hydroxypyridinium derivative of lysine identified in human lens material.","types":["compound","glycation product"],"url":"https://sah.borca.ai/concepts/co_106ef0f3f441e3d1bc011c0b593b1390"},{"public_id":"co_a5fc66317869512cbac1e3227a80896d","name":"cataractous lenses","description":"Human lenses affected by cataract, used here as a comparison group.","types":["sample","diseased tissue"],"url":"https://sah.borca.ai/concepts/co_a5fc66317869512cbac1e3227a80896d"},{"public_id":"co_e843310a0411bb927500430209010285","name":"water-insoluble proteins","description":"Lens proteins that do not dissolve in water and were analyzed for OP-lysine content.","types":["protein fraction"],"url":"https://sah.borca.ai/concepts/co_e843310a0411bb927500430209010285"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_ef396a6dc59ffb041d48275c0b98a0c9"}