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Office
1501 N Campbell Ave
Tucson, AZ 85724Phone+1 520-874-3500
Education & Training
- Yale UniversityMPH, 2002 - 2003
- Tufts Medical CenterFellowship, Infectious Disease, 1977 - 1980
- Dartmouth-Hitchcock/Mary Hitchcock Memorial HospitalResidency, Internal Medicine, 1976 - 1977
- University of Colorado School of Medicine Anschutz Medical CampusClass of 1974
Certifications & Licensure
- AZ State Medical License 2004 - 2026
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Infectious Disease
Awards, Honors, & Recognition
- Elected Member The American Society for Clinical Investigation, 1987
- Elected Member AAP
- Fellow, Elected AAAS
- Join now to see all
Publications & Presentations
PubMed
- 57 citationsTargeted Reduction of Nucleoside Triphosphate Hydrolase by Antisense RNA Inhibits Toxoplasma gondii ProliferationValerian Nakaar, Benjamin U. Samuel, Emily O. Ngo, Keith A. Joiner
The Journal of Biological Chemistry. 1999-02-19 - 44 citationsThe interaction of C3b bound to pneumococci with factor H (beta 1H globulin), factor I (C3b/C4b inactivator), and properdin factor B of the human complement system.E J Brown, Keith A. Joiner, T A Gaither, Carl H. Hammer, Michael M. Frank
Journal of Immunology. 1983-07-01 - 80 citationsLocalization of complement component 3 on Streptococcus pneumoniae: anti-capsular antibody causes complement deposition on the pneumococcal capsule.Eric J. Brown, Keith A. Joiner, R M Cole, M Berger
Infection and Immunity. 1983-01-01
Press Mentions
- Column: Is Biden’s ‘Public Option’ for Healthcare Already Dead?November 12th, 2020
- Strained Health Systems Struggle to Keep up with HackersMay 6th, 2020
Grant Support
- Arizona Biomedical Scientist Development ProgramNational Center On Minority Health And Health Disparities2006
- Phospholipid Metabolism And Traffic In T. GondiiNational Institute Of Allergy And Infectious Diseases2004–2006
- Uptake Of Host Cell Cholesterol By T GondiiNational Institute Of Allergy And Infectious Diseases2004
- Phospholipid Metabolism And Traffic In T. GondiiNational Institute Of Allergy And Infectious Diseases2002–2003
- Biogenesis Of Rhoptries In Toxoplasma GondiiFogarty International Center2001–2003
- Uptake Of Host Cell Cholesterol By T GondiiNational Institute Of Allergy And Infectious Diseases2000–2003
- Training In Clinical Investigation For PhysiciansNational Heart, Lung, And Blood Institute1999–2003
- Training In The Pathogenesis Of Infectious DiseasesNational Institute Of Allergy And Infectious Diseases1997–2001
- Secretion, Organelle Association, &The T Gondii VacuoleNational Institute Of Allergy And Infectious Diseases1997–2001
- Protein Targeting To And Through The T Gondii PVMFogarty International Center1998–2000
- The Toxoplasma Gondii Nucleotide Triphosphate Hydrolase And Nucleoside SalvageNational Institute Of Allergy And Infectious Diseases1996–1999
- Mechanism Based Drug Selection And Design For T GondiiNational Institute Of Allergy And Infectious Diseases1995–1999
- Structure And Function Of The T Gondii Vacuole MembraneNational Institute Of Allergy And Infectious Diseases1993–1996
- Complement Activation By Mannose-Binding ProteinNational Institute Of Allergy And Infectious Diseases1993–1994
- Mechanism Based Drug Selection And Design For T GondiiNational Institute Of Allergy And Infectious Diseases1991–1994
- Cell Attachment And Invasion By Toxoplasma GondiiNational Institute Of Allergy And Infectious Diseases1990–1992
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