{"id":34418,"topic":"peptides","source":"ByDrug","title":"环肽——引领多肽未来药物创新研发 - ByDrug","url":"https://bydrug.pharmcube.com/news/detail/687908f5a1b58b2044eaaf32eb54e8e5","url_hash":"fa388d233ddb999bfa16674d8b27973f4955991f","author":"","summary":"<a href=\"https://news.google.com/rss/articles/CBMifkFVX3lxTE54Qlc2ZFNQMmhDc19ITTB2LUVMeWgtb2h4Sy1OMGtFUl9ETE5yUXM3RDg4cVRNb2dsNTlXRnNweWtETTR5bnR0QVktNzFZUThObVpXaW1oUjhkMV9pdGRjOHhRTUFMSXFocTZuLS1FdmNVZlFYTFR6RjBsWVhQUQ?oc=5\" target=\"_blank\">环肽——引领多肽未来药物创新研发</a>&nbsp;&nbsp;<font color=\"#6f6f6f\">ByDrug</font>","content":null,"image_url":null,"lang":"zh","published_at":"2026-03-03T11:12:55+00:00","fetched_at":"2026-07-12T01:15:12+00:00","status":"read","starred":0,"extract_state":"failed","summary_auto":null,"cluster_id":null,"extract_retries":2,"extract_error":"trafilatura_none","contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://bydrug.pharmcube.com/news/detail/687908f5a1b58b2044eaaf32eb54e8e5","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"low","confidence":0.2,"failure_kind":"extractor_empty","retryable":false,"retry_after_attempts":0,"reason":"Low confidence: extractor returned no usable article text.","operator_guidance":{"severity":"warning","recommended_action":"use_summary_with_caveat","next_step":"Use the available summary only with a visible quality caveat.","operator_label":"Use summary with caveat","can_retry":false,"can_use_summary":true,"diagnostics_required":true},"content_depth":{"contract_version":"content_depth.v1","category":"summary_only","label":"Summary only","has_full_text":false,"has_summary":true,"content_length":0,"summary_length":310,"usable_text_length":310,"source_field":"summary"},"legacy_collapsed":false,"signals":{"extract_state":"failed","extract_error":"trafilatura_none","extract_retries":2,"content_length":0,"summary_length":310}},"news_item":{"id":34418,"canonical_url":"https://bydrug.pharmcube.com/news/detail/687908f5a1b58b2044eaaf32eb54e8e5","source_url":"https://bydrug.pharmcube.com/news/detail/687908f5a1b58b2044eaaf32eb54e8e5","title":"环肽——引领多肽未来药物创新研发 - 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