# Ralph M. Steinman

> He discovered the immune system's quarterbacks — dendritic cells, the sentinels that decide which threats get flagged for destruction — and won a Nobel Prize three days after he died.

*Canadian immunologist and cell biologist (1943–2011)*

**Canonical URL:** https://fame.am/person/ralph-m-steinman

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** Canada
- **Born:** 1943-01-14
- **Died:** 2011-09-30
- **Status:** deceased
- **Gender:** male

## Bio

Ralph Marvin Steinman was born January 14, 1943, in Canada and became a physician and medical researcher at Rockefeller University. In 1973, working as a postdoctoral fellow in Zanvil A. Cohn's lab, he identified and named dendritic cells — a find that reframed how the immune system recognizes danger. The work earned him the 2011 Nobel Prize in Physiology or Medicine. He died September 30, 2011, three days before the announcement.

## Fame
- **Popularity score:** 53.1 / 100
- **Momentum:** 0.1 / 100  (trend: FALLING)
- **Historical depth:** 22.7 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 70.0 / 100

## Topics
#Scientists, #Scientist, #Biology, #Medicine, #Canada, #Americas, #20th Century

## Sources
- [Wikidata](https://www.wikidata.org/wiki/Q105494)
- [Wikipedia](https://en.wikipedia.org/wiki/Ralph_M._Steinman)
- [Pantheon 2.0](https://pantheon.world/profile/person/Ralph%20M.%20Steinman)
- [رالف استاینمن](https://azb.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%A7%D8%B3%D8%AA%D8%A7%DB%8C%D9%86%D9%85%D9%86)
- [Ralf Staynman](https://az.wikipedia.org/wiki/Ralf_Staynman)
- [Ральф Штэйнмэн](https://be.wikipedia.org/wiki/%D0%A0%D0%B0%D0%BB%D1%8C%D1%84_%D0%A8%D1%82%D1%8D%D0%B9%D0%BD%D0%BC%D1%8D%D0%BD)
- [রাল্ফ এম. স্টেইনম্যান](https://bn.wikipedia.org/wiki/%E0%A6%B0%E0%A6%BE%E0%A6%B2%E0%A7%8D%E0%A6%AB_%E0%A6%8F%E0%A6%AE._%E0%A6%B8%E0%A7%8D%E0%A6%9F%E0%A7%87%E0%A6%87%E0%A6%A8%E0%A6%AE%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%A8)
- [Ralph Marvin Steinman](https://ca.wikipedia.org/wiki/Ralph_Marvin_Steinman)
- [ڕاڵف مارڤین ستاینمەن](https://ckb.wikipedia.org/wiki/%DA%95%D8%A7%DA%B5%D9%81_%D9%85%D8%A7%D8%B1%DA%A4%DB%8C%D9%86_%D8%B3%D8%AA%D8%A7%DB%8C%D9%86%D9%85%DB%95%D9%86)
- [Ralph M. Steinman](https://cs.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph M. Steinman](https://da.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph M. Steinman](https://de.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph Marvin Steinman](https://eo.wikipedia.org/wiki/Ralph_Marvin_Steinman)
- [Ralph M. Steinman](https://es.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph Steinman](https://et.wikipedia.org/wiki/Ralph_Steinman)
- [Ralph M. Steinman](https://eu.wikipedia.org/wiki/Ralph_M._Steinman)
- [رالف استاینمن](https://fa.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%A7%D8%B3%D8%AA%D8%A7%DB%8C%D9%86%D9%85%D9%86)
- [Ralph M. Steinman](https://fi.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph Steinman](https://fr.wikipedia.org/wiki/Ralph_Steinman)
- [Ralph M. Steinman](https://ha.wikipedia.org/wiki/Ralph_M._Steinman)
- [ראלף סטיינמן](https://he.wikipedia.org/wiki/%D7%A8%D7%90%D7%9C%D7%A3_%D7%A1%D7%98%D7%99%D7%99%D7%A0%D7%9E%D7%9F)
- [Ralph Steinman](https://hu.wikipedia.org/wiki/Ralph_Steinman)
- [Ռալֆ Սթայնման](https://hy.wikipedia.org/wiki/%D5%8C%D5%A1%D5%AC%D6%86_%D5%8D%D5%A9%D5%A1%D5%B5%D5%B6%D5%B4%D5%A1%D5%B6)
- [Ralph M. Steinman](https://id.wikipedia.org/wiki/Ralph_M._Steinman)
- [Ralph Marvin Steinman](https://io.wikipedia.org/wiki/Ralph_Marvin_Steinman)
- [Ralph Steinman](https://dag.wikipedia.org/wiki/Ralph_Steinman)
- [رالف ستاينمان](https://ar.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%B3%D8%AA%D8%A7%D9%8A%D9%86%D9%85%D8%A7%D9%86)
- [رالف شتاينمان](https://arz.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%B4%D8%AA%D8%A7%D9%8A%D9%86%D9%85%D8%A7%D9%86)

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