{"entity":{"id":"1951","kind":"year","name":"1951 in oncology","aka":["1951"],"tldr":"Everything OnCo dates to 1951: 5 entries, 3 landmarks, 1 approval and 1 technology. Each line links to the record it was read from, so the year is a view of the corpus rather than a second copy of it.","summary":"5 dated entries in OnCo fall in 1951: 3 landmarks, 1 approval and 1 technology.\n\nOf those, 5 to the year only. Most of the corpus dates a fact to the year, because that is what the source it was read from gives; regulatory events and the readout calendar are the parts that carry a full date.\n\nEverything on this page is generated from the other records. It holds no fact of its own, and it changes when they do.","asOf":"2026-09-25","links":[],"tags":[],"related":["1950","1952"],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":["Generated from every dated field in the corpus, not written by hand. The groups and the fields behind them are listed in src/lib/year-groups.ts; the reader is src/lib/years.ts."],"year":1951,"events":[{"group":"approval","date":"1951","precision":"year","title":"Radioactive iodine (I-131) approved in US","note":"Hyperthyroidism and thyroid carcinoma (first radiopharmaceutical approval)","from":"radioactive-iodine","refs":[]},{"group":"history","date":"1951","precision":"year","title":"Dameshek groups the MPNs","note":"Myeloproliferative neoplasms (PV, ET, myelofibrosis). Proposes that PV, ET, CML and myelofibrosis are related myeloproliferative disorders.","from":"myeloproliferative-neoplasms","refs":[]},{"group":"history","date":"1951","precision":"year","title":"Dameshek groups the myeloproliferative disorders","note":"Polycythaemia vera (PV). PV, essential thrombocythaemia, myelofibrosis and CML proposed as related diseases of the marrow.","from":"polycythaemia-vera","refs":["myeloproliferative-neoplasms"]},{"group":"history","date":"1951","precision":"year","title":"Dameshek groups the myeloproliferative disorders","note":"Essential thrombocythaemia (ET)","from":"essential-thrombocythaemia","refs":["myeloproliferative-neoplasms"]},{"group":"technology","date":"1951","precision":"year","title":"Cobalt-60 teletherapy","note":"First use in humans or first approval, as the technology record states it.","from":"cobalt-60-teletherapy","refs":[]}]},"route":"/years/1951/","neighbours":{"year":[{"id":"1950","kind":"year","name":"1950 in oncology","route":"/years/1950/"},{"id":"1952","kind":"year","name":"1952 in oncology","route":"/years/1952/"}]}}