{{Short description|American microbiologist specializing in pathology}} {{Use mdy dates|date=August 2020}} {{Infobox scientist | name = Frank Lappin Horsfall, Jr. | image = <!--(filename only)--> | image_size = | caption = | birth_date = {{birth date|1906|12|14}} | birth_place = Seattle, Washington | death_date = {{death date and age|1971|2|19|1906|12|14}} | death_place = New York City | fields = Medicine | workplaces = | alma_mater = University of Washington<br>McGill University | doctoral_advisor = | doctoral_students = | known_for = Tamm–Horsfall protein | awards = Eli Lilly and Company-Elanco Research Award <small>(1937)</small> }} '''Frank Lappin Horsfall, Jr.''' (Seattle, December 14, 1906 – New York City, February 19, 1971) was an American microbiologist specializing in pathology. He worked at the Rockefeller Institute, New York, from 1934 to 1960<ref name=":0" /> and in the early 1950s ran the Virology Laboratory there.<ref>{{Cite web|last=|first=|date=2005-05-30|title=Obituary: Dr David Tyrrell|url=http://www.independent.co.uk/news/obituaries/dr-david-tyrrell-492592.html|access-date=2020-08-29|website=The Independent|language=en}}</ref> The Tamm–Horsfall protein was first purified in 1952 during his work with Igor Tamm.<ref name="pmid14907962">{{cite journal|vauthors=Tamm I, Horsfall FL|date=January 1952|title=A mucoprotein derived from human urine which reacts with influenza, mumps, and Newcastle disease viruses|journal=J. Exp. Med.|volume=95|issue=1|pages=71–97|doi=10.1084/jem.95.1.71|pmc=2212053|pmid=14907962}}</ref>
He was elected in 1948 a member of the United States National Academy of Sciences.<ref>{{Cite web |title=Frank L. Horsfall, Jr. |url=http://www.nasonline.org/member-directory/deceased-members/20001774.html |access-date=2023-01-10 |website=www.nasonline.org}}</ref> He was later elected to the American Philosophical Society in 1956 and the American Academy of Arts and Sciences in 1967.<ref>{{Cite web |title=APS Member History |url=https://search.amphilsoc.org/memhist/search?creator=Frank+Horsfall&title=&subject=&subdiv=&mem=&year=&year-max=&dead=&keyword=&smode=advanced |access-date=2023-01-10 |website=search.amphilsoc.org}}</ref><ref>{{Cite web |title=Frank Lappin Horsfall |url=https://www.amacad.org/person/frank-lappin-horsfall |access-date=2023-01-10 |website=American Academy of Arts & Sciences |language=en}}</ref> He was the president of the American Association of Immunologists for the academic year 1967–1968.<ref>{{cite web|title=Frank Lappin Horsfall, Jr., M.D., C.M.|website=American Association of Immunology|url=https://www.aai.org/About/History/Past-Presidents-and-Officers/FrankLHorsfall}}</ref>
A collection of his papers is held at the National Library of Medicine.<ref name=":0">{{cite web|url=https://findingaids.nlm.nih.gov/repositories/ammp/resources/horsfall|title= Frank Lappin Horsfall Papers 1940–1971|publisher=National Library of Medicine.}}</ref>
==References== {{reflist}} * ''Who Was Who in America: with World Notables. 1969–1973'' ({{ISBN|0-8379-0205-3}}), Marquis Who's Who, 1973 *[http://www.nap.edu/html/biomems/fhorsfall.pdf "Frank Lappin Horsfall, Jr."] by George K. Hirst
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{{DEFAULTSORT:Horsfall, Frank Lappin}} Category:1906 births Category:1971 deaths Category:American pathologists Category:Medical doctors from Seattle Category:University of Washington alumni Category:McGill University alumni Category:Members of the United States National Academy of Sciences
{{US-physician-stub}} Category:Members of the American Philosophical Society