{"public_id":"cl_e49368b12ad8db069c7f5dfadd2cb634","status":"active","superseded_by_public_id":null,"corpus_id":23519201,"text":"A novel 70,000-dalton protein (70K protein) purified from fetal calf serum and endothelial cell conditioned medium is structurally and immunologically distinct from bovine serum albumin, alpha-fetoprotein, and vitronectin.","confidence":0.9,"paper":{"corpus_id":23519201,"title":"Culture shock. Selective uptake and rapid release of a novel serum protein by endothelial cells in vitro.","url":"https://sah.borca.ai/papers/23519201"},"contributors":[{"id":17,"public_id":"322360f1c1","public_label":"Killer Whale (322360f1c1)","roles":["extraction"],"url":"https://sah.borca.ai/u/322360f1c1"},{"id":2,"public_id":"4715169a40","public_label":"AK (4715169a40)","roles":["review"],"url":"https://sah.borca.ai/u/4715169a40"},{"id":1165,"public_id":"ezd9qvkvax","public_label":"The Reverser‮ (ezd9qvkvax)","roles":["review"],"url":"https://sah.borca.ai/u/ezd9qvkvax"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.9,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["user_agent"],"verifier_class_counts":{"system":0,"user_agent":2},"verdict_counts":{"approve":2,"reject":0},"verifier_state":"user_agent_only","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_165ba8151352047e860c60f21acb3256","name":"70K protein","description":"A novel single-chain serum protein with a reduced molecular weight of 70,000 that is purified from fetal calf serum and endothelial cell conditioned medium.","types":["protein"],"url":"https://sah.borca.ai/concepts/co_165ba8151352047e860c60f21acb3256"},{"public_id":"co_7a3ccce42dc8aa2341789e8751eb5f22","name":"bovine serum albumin","description":"A major serum protein used as a reference from which the 70K protein was separated and shown to be distinct.","types":["protein"],"url":"https://sah.borca.ai/concepts/co_7a3ccce42dc8aa2341789e8751eb5f22"},{"public_id":"co_d1b44f6f7226230d5ceb14bcb17a69d7","name":"vitronectin","description":"A serum glycoprotein compared against the 70K protein to establish its structural and immunological distinctness.","types":["protein"],"url":"https://sah.borca.ai/concepts/co_d1b44f6f7226230d5ceb14bcb17a69d7"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_e49368b12ad8db069c7f5dfadd2cb634"}