Faculty Directory > Ryan, Raymond
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Raymond Ryan, PhD, ABMMProfessor Emeritus, Pathology and Laboratory Medicine
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Raymond W. Ryan, Ph.D., ABMM, has extensive knowledge and expertise in all areas of clinical microbiology. He is a diplomat of the American Board of Medical Microbiology and qualified in the areas of medical and public health microbiology. Dr. Ryan received his Ph.D. from the University of Connecticut and completed a residency in the Department of Laboratory Medicine at the UConn Health Center. Dr. Ryan has been a member of the faculty at UConn Health since 1979.
Journal Articles
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The misidentification ofCandida aurisusing RapID Yeast Plus, a commercial, biochemical enzyme-based manual rapid identification system.
Snayd, Mary; Dias, Feliciano; Ryan, Raymond W; Clout, Donna; Banach, David B Journal of clinical microbiology 2018 Feb;56
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SCCRO (DCUN1D1) is an essential component of the E3 complex for neddylation.
Kim, Alexander Y; Bommeljé, Claire C; Lee, Benjamin E; Yonekawa, Yoshihiro; Choi, Lydia; Morris, Luc G; Huang, Guochang; Kaufman, Andrew; Ryan, Russel J H; Hao, Bing; Ramanathan, Y; Singh, Bhuvanesh The Journal of biological chemistry 2008 Nov;283(48):33211-20
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Reinfection and relapse in early Lyme disease.
Krause, Peter J; Foley, Daniel T; Burke, Georgine S; Christianson, Diane; Closter, Linda; Spielman, Andrew The American journal of tropical medicine and hygiene 2006 Dec;75(6):1090-4
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Confirmation of tick bite by detection of antibody to Ixodes calreticulin salivary protein.
Alarcon-Chaidez, Francisco; Ryan, Raymond; Wikel, Stephen; Dardick, Kenneth; Lawler, Caroline; Foppa, Ivo M; Tomas, Patricio; Cushman, Alexis; Hsieh, Ann; Spielman, Andrew; Bouchard, Keith R; Dias, Filiciano; Aslanzadeh, Jaber; Krause, Peter J Clinical and vaccine immunology : CVI 2006 Nov;13(11):1217-22
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Increasing health burden of human babesiosis in endemic sites.
Krause, Peter J; McKay, Kathleen; Gadbaw, Joseph; Christianson, Diane; Closter, Linda; Lepore, Timothy; Telford, Sam R; Sikand, Vijay; Ryan, Raymond; Persing, David; Radolf, Justin D; Spielman, Andrew The American journal of tropical medicine and hygiene 2003 Apr;68(4):431-6
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Diagnosis of babesiosis using an immunoblot serologic test.
Ryan, R; Krause, P J; Radolf, J; Freeman, K; Spielman, A; Lenz, R; Levin, A Clinical and diagnostic laboratory immunology 2001 Nov;8(6):1177-80
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Evaluations of enzyme-linked immunosorbent assay procedure for determining specific Epstein-Barr virus serology and of rapid test kits for diagnosis for infectious mononucleosis.
Gerber, M A; Shapiro, E D; Ryan, R W; Bell, G L Journal of clinical microbiology 1996 Dec;34(12):3240-1
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Comparison of PCR with blood smear and inoculation of small animals for diagnosis of Babesia microti parasitemia.
Krause, P J; Telford, S; Spielman, A; Ryan, R; Magera, J; Rajan, T V; Christianson, D; Alberghini, T V; Bow, L; Persing, D Journal of clinical microbiology 1996 Nov;34(11):2791-4
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Efficacy of immunoglobulin M serodiagnostic test for rapid diagnosis of acute babesiosis.
Krause, P J; Ryan, R; Telford, S; Persing, D; Spielman, A Journal of clinical microbiology 1996 Aug;34(8):2014-6
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Concurrent Lyme disease and babesiosis. Evidence for increased severity and duration of illness.
Krause, P J; Telford, S R; Spielman, A; Sikand, V; Ryan, R; Christianson, D; Burke, G; Brassard, P; Pollack, R; Peck, J; Persing, D H JAMA 1996 Jun;275(21):1657-60
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Improved serodiagnostic testing for Lyme disease: results of a multicenter serologic evaluation.
Craven, R B; Quan, T J; Bailey, R E; Dattwyler, R; Ryan, R W; Sigal, L H; Steere, A C; Sullivan, B; Johnson, B J; Dennis, D T; Gubler, D J Emerging infectious diseases 1996 Jan;2(2):136-40
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The risk of acquiring Lyme disease or babesiosis from a blood transfusion.
Gerber, M A; Shapiro, E D; Krause, P J; Cable, R G; Badon, S J; Ryan, R W The Journal of infectious diseases 1994 Jul;170(1):231-4
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Use of recombinant OspC from Borrelia burgdorferi for serodiagnosis of early Lyme disease.
Padula, S J; Dias, F; Sampieri, A; Craven, R B; Ryan, R W Journal of clinical microbiology 1994 Jul;32(7):1733-8
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Molecular characterization and expression of p23 (OspC) from a North American strain of Borrelia burgdorferi.
Padula, S J; Sampieri, A; Dias, F; Szczepanski, A; Ryan, R W Infection and immunity 1993 Dec;61(12):5097-105
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Early Lyme disease: a flu-like illness without erythema migrans.
Feder, H M; Gerber, M A; Krause, P J; Ryan, R; Shapiro, E D Pediatrics 1993 Feb;91(2):456-9
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Use of polymerase chain reaction for laboratory diagnosis of herpes simplex virus encephalitis.
Aslanzadeh, J; Garner, J G; Feder, H M; Ryan, R W Annals of clinical and laboratory science 1993 Jan;23(3):196-202
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Persistence of serum antibodies to Borrelia burgdorferi in patients treated for Lyme disease.
Feder, H M; Gerber, M A; Luger, S W; Ryan, R W Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1992 Nov;15(5):788-93
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Geographical and temporal distribution of babesial infection in Connecticut.
Krause, P J; Telford, S R; Ryan, R; Hurta, A B; Kwasnik, I; Luger, S; Niederman, J; Gerber, M; Spielman, A Journal of clinical microbiology 1991 Jan;29(1):1-4
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Laboratory detection of Borrelia burgdorferi infection
Tilton R.C., Ryan R.W. Clinical Microbiology Newsletter 1991 Jan;13(9):68-71
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Comparative evaluation of three products for the detection of Borrelia burgdorferi antibody in human serum.
Fister, R D; Weymouth, L A; McLaughlin, J C; Ryan, R W; Tilton, R C Journal of clinical microbiology 1989 Dec;27(12):2834-7
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DNA probe versus culture for detection of Mycoplasma pneumoniae in clinical specimens.
Tilton, R C; Dias, F; Kidd, H; Ryan, R W Diagnostic microbiology and infectious disease 1988 Jun;10(2):109-12
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Comparative evaluation of three commercial tests for detection of heterophile antibody in patients with infectious mononucleosis.
Tilton, R C; Dias, F; Ryan, R W Journal of clinical microbiology 1988 Feb;26(2):275-8
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Multicenter comparative evaluation of two rapid microscopic methods and culture for detection of Chlamydia trachomatis in patient specimens.
Tilton, R C; Judson, F N; Barnes, R C; Gruninger, R P; Ryan, R W; Steingrimsson, O Journal of clinical microbiology 1988 Feb;26(2):167-70
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Kell blood group activity of gram-negative bacteria.
Savalonis, J M; Kalish, R I; Cummings, E A; Ryan, R W; Aloisi, R Transfusion 1988 Jan;28(3):229-32
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Clinical and ecological characteristics of Vibrio vulnificus in the northeastern United States.
Tilton, R C; Ryan, R W Diagnostic microbiology and infectious disease 1987 Feb;6(2):109-17
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Utility of a rapid latex test for the detection of Clostridium difficile in fecal specimens.
Ryan, R W; Kwasnik, I; Clout, D; Tilton, R C Annals of clinical and laboratory science 1987 Jan;17(4):232-5
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Rapid detection of Chlamydia trachomatis by an enzyme immunoassay method.
Ryan, R W; Kwasnik, I; Steingrimsson, O; Gudmundsson, J; Thorarinsson, H; Tilton, R C Diagnostic microbiology and infectious disease 1986 Sep;5(3):225-34
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Role of Chlamydia trachomatis in acute pharyngitis in young adults.
Gerber, M A; Ryan, R W; Tilton, R C; Watson, J E Journal of clinical microbiology 1984 Nov;20(5):993-4
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Comparative evaluation of three commercial products and counterimmunoelectrophoresis for the detection of antigens in cerebrospinal fluid.
Tilton, R C; Dias, F; Ryan, R W Journal of clinical microbiology 1984 Aug;20(2):231-4
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Improved immunologic detection of Clostridium difficile antigen by counterimmunoelectrophoresis.
Ryan, R W; Kwasnik, I; Tilton, R C Diagnostic microbiology and infectious disease 1983 Mar;1(1):59-63
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Gentamicin-carbenicillin synergy among gentamicin resistant Pseudomonas aeruginosa.
Ryan, R W; Kwasnik, I; Lentnek, A; Tilton, R C Annals of clinical and laboratory science 1982 Jan;12(2):116-8
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The activity of five cephalosporins against Bacteroides fragilis.
Ryan, R W; Kwasnik, I; Tilton, R C Annals of clinical and laboratory science 1982 Jan;12(1):32-4
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Toxigenic Clostridium perfringens from a parvovirus-infected dog.
Tilton, R C; Van Kruiningen, H J; Kwasnik, I; Ryan, R W Journal of clinical microbiology 1981 Dec;14(6):697-8
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Methodological variation in antibiotic synergy tests against enterococci.
Ryan, R W; Kwasnik, I; Tilton, R C Journal of clinical microbiology 1981 Jan;13(1):73-5
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Rapid detection of Clostridium difficile toxin in human feces.
Ryan, R W; Kwasnik, I; Tilton, R C Journal of clinical microbiology 1980 Dec;12(6):776-9
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Neutrophil aggregation and swelling induced by chemotactic agents.
O'Flaherty, J T; Kreutzer, D L; Ward, P A Journal of immunology (Baltimore, Md. : 1950) 1977 Jul;119(1):232-9
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Actin redistribution during Concanavalin A cap formation in rabbit neutrophils.
Oliver, J M; Lalchandani, R; Becker, E L Journal of the Reticuloendothelial Society 1977 May;21(5):359-64
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Cell contact induces an increase in pinocytotic rate in cultured epithelial cells.
Kaplan, J Nature 1976 Oct;263(5578):596-7
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Inhibitor induced alterations of chromatoid bodies in male germ line cells of Xenopus laevis.
Kalt, M R; Pinney, H E; Graves, K Cell and tissue research 1975 Aug;161(2):193-210
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Apparent dependence of interactions between cytochrome b5 and cytochrome b5 reductase upon translational diffusion in dimyristoyl lecithin liposomes.
Strittmatter, P; Rogers, M J Proceedings of the National Academy of Sciences of the United States of America 1975 Jul;72(7):2658-61
Letters
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False positive serologic tests for Lyme disease after varicella infection.
Feder, H M; Gerber, M A; Luger, S W; Ryan, R W The New England journal of medicine 1991 Dec;325(26):1886-7
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Varying results of counterimmunoelectrophoresis for the detection of Clostridium difficile toxins.
Tilton, R C; Ryan, R W The Journal of infectious diseases 1982 Sep;146(3):449-50
Other
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Antimicrobial susceptibility variation of 50 anaerobic periopathogens in aggressive periodontitis: an interindividual variability study.
Lakhssassi, N; Elhajoui, N; Lodter, J-P; Pineill, J-L; Sixou, M Oral microbiology and immunology 2005 Aug;20(4):244-52
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Comparison of rapid methods of antimicrobial susceptibility in Haemophilus influenzae
Tilton R.C., Kwasnik I., Ryan R. Annals of Clinical and Laboratory Science 1978 Jan;8(1):70-73
Reviews
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Considerations in the laboratory diagnosis of antibiotic-associated gastroenteritis.
Ryan, R W Diagnostic microbiology and infectious disease 1986 Mar;4(3 Suppl):79S-86S