Biography
Dr. Tim R. Mosmann is Director of the Human Immunology Center (HIC), and also serves as the Director and Michael and Angela Pichichero Director's Endowed Chair of the David H. Smith Center for Vaccine Biology and Immunology.
Dr. Mosmann received B.S. degrees in both Chemistry and Physiology, and in Microbiology, from the University of Natal and Rhodes University in South Africa. He subsequently emigrated to Canada and obtained his Ph.D. in Microbiology at the University of British Columbia. Research fellowships at the University of Toronto and University of Glasgow were followed by his appointment as an assistant professor at the University of Alberta. He then spent 8 years in industry, as a research scientist at DNAX Research Institute in Palo Alto, California - prior to rejoining the University of Alberta as Chairman of the Department of Immunology. In 1998, he was recruited to the University of Rochester.
Dr. Mosmann has made many important contributions to the field of Immunology, and is perhaps best known for his discovery, with his colleague Dr. Robert Coffman, of the TH1 and TH2 subsets of T lymphocytes, which determine whether the host response to infection will be characterized by a predominantly humoral immune response (TH2) or a predominantly cellular immune response (TH1). This discovery was a crucial event in our understanding of how the host immune response is regulated, and has fundamental implications for vaccine design and disease pathogenesis. Dr. Mosmann is recognized by the Institute for Scientific Information as a highly cited scientist, and has won many honours and awards for his unique contributions to understanding of the immune system. Note that "highly cited" scientists comprise less than 0.5% of all publishing researchers in science.
Professional Background
Dr. Tim R. Mosmann is Director of the Human Immunology Center (HIC), and also serves as the Director and Michael and Angela Pichichero Director's Endowed Chair of the David H. Smith Center for Vaccine Biology and Immunology.
Dr. Mosmann received B.S. degrees in both Chemistry and Physiology, and in Microbiology, from the University of Natal and Rhodes University in South Africa. He subsequently emigrated to Canada and obtained his Ph.D. in Microbiology at the University of British Columbia. Research fellowships at the University of Toronto and University of Glasgow were followed by his appointment as an assistant professor at the University of Alberta. He then spent 8 years in industry, as a research scientist at DNAX Research Institute in Palo Alto, California - prior to rejoining the University of Alberta as Chairman of the Department of Immunology. In 1998, he was recruited to the University of Rochester.
Dr. Mosmann has made many important contributions to the field of Immunology, and is perhaps best known for his discovery, with his colleague Dr. Robert Coffman, of the TH1 and TH2 subsets of T lymphocytes, which determine whether the host response to infection will be characterized by a predominantly humoral immune response (TH2) or a predominantly cellular immune response (TH1). This discovery was a crucial event in our understanding of how the host immune response is regulated, and has fundamental implications for vaccine design and disease pathogenesis. Dr. Mosmann is recognized by the Institute for Scientific Information as a highly cited scientist, and has won many honours and awards for his unique contributions to understanding of the immune system. Note that "highly cited" scientists comprise less than 0.5% of all publishing researchers in science.
Research
The Th1 and Th2 subsets of CD4+ T cells induce different types of effector functions that are useful in combating different pathogens. Th1 cells producing Interferon gamma induce cytotoxic, inflammatory responses that are most effective against intracellular parasites, whereas Th2 cells producing IL4 and IL5 induce successful responses against helminth parasites. Although naïve, uncommitted CD4 T cells can differentiate into Th1 or Th2 phenotypes within a few days of initial stimulation, they can also remain uncommitted. These primed, precursor cells (Thpp) produce IL-2 and proliferate rapidly, allowing expansion of antigen-specific cells during an immune response before commitment to a particular effector phenotype. Cells producing only IL-2 also persist for several weeks after immunization, suggesting that these cells may also provide an expanded pool of uncommitted T cells for subsequent immune responses. In common with Treg cells, Thpp express CD73, which can help to generate adenosine that contributes to immune suppression.
In vivo T cell functions are difficult to evaluate, because cytokine secretion phenotypes in addition to Th1, Th2 and Th0 may occur in vivo; and differentiation and selective growth of T cell subsets in vitro can rapidly obscure patterns that occur in vivo. We are using multicolor flow cytometry and Spot assays to detect the simultaneous expression of two or more cytokines by individual human or mouse T cells, to resolve the contributions of partial differentiation, stochastic variation and environmental effects to the spectrum of cytokines produced by individual cells. Short-term cloning experiments are being used to examine the relationship between T cell phenotypes in vivo, versus in long-term tissue culture. These methods are being applied to define the precise T cell phenotypes induced by vaccination and infection by different influenza strains in infants, adults and the elderly.
A Genechip analysis of T cell gene expression revealed that Amphiregulin, an EGF family member, is selectively expressed in activated mouse Th2 cells, and contributes to Th2-mediated elimination of a helminth parasite. This raises the possibility that Th2 cells could contribute to asthma both by enhancing the allergic response and by increasing tissue remodeling. Initial human experiments suggest that regulation of amhipregulin expression is more complex in humans, but still linked to a Type 2 response. A clinical study has been initiated to compare amphiregulin expression in asthmatic patients and controls.
Awards
2013
Novartis Prize for Basic Immunology
Sponsor: Novartis
Location: International
2012
Pillars of Immunology, 1989 article, IL-10 discovery
Sponsor: Journal of Immunology
2011
Thomson Reuters Citation Laureate
Location: http://ip-science.thomsonreuters.com/nobel/categories/medicine/
2008
Paul Ehrlich and Ludwig Darmstaedter Prize
Location: Frankfurt, Germany
2005
Pillars of Immunology, 1986 paper, T cell subsets
1997 - 2001
International Research Scholar, Howard Hughes Medical Institute.
1997
ASTECH award for Outstanding Leadership in Alberta Science
1997
William B. Coley Award, Cancer Research Institute (USA)
1996 - 1999
NIH Fogarty Scholar-in-Residence, 12 months total
1995
Fellow of the Royal Society of Canada
1994
Avery-Landsteiner Prize, German Society for Immunology
1993
Bernhard Cinader Lectureship, Canadian Society for Immunology.
1991 - 1996
International Research Scholar, Howard Hughes Medical Institute.
1975 - 1977
Centennial Fellow, MRC of Canada.
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Patents
Patent Title: Rapid Diagnostic Chips for Detection of Immune Responses to HPV (Human Papilloma Virus)
Patent #: 8,450,056
Issue Date: May 28, 2013
Country: United States
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, Robert C Rose
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: ZL200980125645.5
Issue Date: Mar 22, 2017
Country: China, People's Republic of
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: 2286223
Issue Date: Jul 06, 2016
Country: Europe
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: FR2286223
Issue Date: Jul 06, 2016
Country: France
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: 60200903959
Issue Date: Jul 06, 2016
Country: Germany
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: CH2286223
Issue Date: Jul 06, 2016
Country: Switzerland/Liechtenstein
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: GB2286223
Issue Date: Jul 06, 2016
Country: United Kingdom
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Influenza Immune Response
Patent #: 9,217,745
Issue Date: Dec 22, 2015
Country: United States
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
Patent Title: Arrayed Detector System for Measurement of Anti-Viral Immune Response
Patent #: 9,034,638
Issue Date: May 19, 2015
Country: United States
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, Robert C Rose
Patent Title: Arrayed Detector System For Measurement of Influenza Immune Response
Patent #: 8,486,619
Issue Date: Jul 16, 2013
Country: United States
Invented By:
Charles R Mace, Benjamin Locke Miller, Tim R Mosmann, David J Topham
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Publications
Journal Articles
3/29/2023
Moore JE, Bloom PC, Chu CC, Bruno JE, Herne CA, Baran AM, Quataert SA, Mosmann TR, Taylor RP, Wallace DS, Elliott MR, Barr PM, Zent CS. "Rituximab induced cytokine release with high serum IP-10 (CXCL10) concentrations is associated with infusion reactions." Leukemia research.. 2023 Mar 29; 129:107072. Epub 2023 Mar 29.
2/21/2022
Jankovic D, Ciucci T, Coffman RL, Coquet JM, Le Gros G, Mosmann TR, Sher A, Ronchese F. "Comment on: Repositioning T cell polarization from single cytokines to complex help." Nature immunology.. 2022 Feb 21; Epub 2022 Feb 21.
5/7/2020
Rebhahn JA, Quataert SA, Sharma G, Mosmann TR. "SwiftReg cluster registration automatically reduces flow cytometry data variability including batch effects." Communications biology.. 2020 May 7; 3(1):218. Epub 2020 May 07.
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