As one of Canada’s largest and most respected providers of laboratory services and solutions, Gamma-Dynacare is committed to scientific research and development that leads to advances in the screening, diagnosis and treatment of disease.

The following is a selection of recent posters, presentations and articles developed by Gamma-Dynacare’s team of expert scientists (with collaboration where noted).

Posters

APTIMA® Combo 2 Testing Detects Additional Cases of N. gonorrhoeae in Community Settings

International Congress of Chemotherapy and Infection, Toronto, Ontario, June 2009

J. Kapala1, K. Biers1, M. Cox1, M. Kamionka1, J. Sumner1, D. Jang2, M. Chernesky2
1Gamma-Dynacare Medical Laboratories, Brampton, ON
2St. Joseph’s Healthcare, Hamilton, ON
Diagnosis of C. trachomatis (CT) and N. gonorrhoeae (GC) in Surepath® L-Pap Samples Using APTIMA Combo 2 and ProbeTec (PT) Assays [PDF]

ICAAC, San Francisco, California, 2009

Chernesky, M1, Jang, D1, Smieja, M1, Feng, Y1, Kapala, J2, Harroun, N2, Doucette, C2, Sumner, J2
1St Joseph’s Healthcare/McMaster University, Hamilton, Ontario
2Gamma-Dynacare Medical Laboratories, Brampton, ON
Comparison of Group B Streptococcus (GBS) Detection Methods Using a New Pre and Post Broth Inoculated Chromogenic Plate, Direct Broth Agglutination and an Enhanced Blood Agar Plate Method

CACMID, Toronto, Ontario, June 2008

P. Kornherr, D. Dowhaniuk, B. Harrison, N. Knight, M.  Psihramis and D. Raymondo
Department of Microbiology
Gamma-Dynacare Medical Laboratories, Brampton, ON
Comparison of Culture Media and Methods Used for the Detection of Group B Streptococcus from Pre-Natal Vaginal/Rectal Specimens [PDF]

CACMID, Vancouver, British Columbia, March 2008

P. Kornherr, D. Dowhaniuk, B. Harrison, N. Knight, M.  Psihramis and D. Raymondo
Department of Microbiology
Gamma-Dynacare Medical Laboratories, Ottawa, ON
Detection of Trichomonas vaginalis in Canadian Women Using Transcription Mediated Amplification Analyte Specific Reagents on Self-Collected Vaginal Swabs

ISSTDR, Seattle, Washington, July 29-August 1, 2007

M. Chernesky1, D. Jang1, E. Portillo1, M. Smieja1, R. Ewert3, C. MacRitchie2, C. Lee1, C. Main1, J. Kapala4, J. Patel4
1St Joseph’s Healthcare/McMaster University, Hamilton, ON
2Hamilton Community Health Centre, Hamilton, ON
3Evergreen Health Centre, Toronto, ON
4Gamma-Dynacare Medical Laboratories, Brampton, ON
A Comparative Study of Denim Blue and MRSA-Select Chromogenic Agars for the Detection of MRSA

ASM, Atlanta, Georgia, May 2007

CACMID, Halifax, Nova Scotia, February 2007

P. Kornherr, D. Raymondo, D. Dowhaniuk, M. Gagnon, R. Shanks
Department of Microbiology
Gamma-Dynacare Medical Laboratories, Ottawa, ON
Detection of Trichomonas vaginalis in Various Transport Systems and Clinical Specimens Using Analyte Specific Reagents in a Transcription Mediated Amplification Test

IUSTI 2006, Versailles, France, October 2006

D. Jang1, E. Portillo1, J. Kapala2, J. Patel2, R. Ewert3, C. MacRitchie4, C. Lee,1, M. Chernesky1
1McMaster University and St. Joseph's Healthcare, Hamilton, ON
2Gamma-Dynacare Medical Laboratories, Brampton, ON
3Evergreen Youth Clinic, Toronto, ON
4Hamilton Community Health Centre, Hamilton, ON
Evaluation of Three Commercial Latex Agglutination Kits for Serogrouping ß-Hemolytic Streptococci

CACMID, Victoria, British Columbia, March 2006

P. Kornherr, D. Dowhaniuk, D.Raymondo and E. Foster
Department of Microbiology,
Gamma-Dynacare Laboratories, Ottawa, ON
Assessment of the MDRD Estimated Glomerular Filtration Rate (eGRF, ML/MIN/1.73 M2) When Applied to a Large Cross Section of Patients in the Primary Care Setting

CSCC, 50th Annual Meeting, Victoria, British Columbia, 2006, Clin Biochem 39: p1106

Moses, G.C, Vandenberghe, H., Scime, M., and Sumner, J.
Gamma-Dynacare Medical Laboratories, Brampton and London, ON
Testing for Oncogenic HPV in Pap Liquid Preservative Fluid (Tripath SurePath™) Correlates with Cytopathogy and Digene Sampler Results

14th European Congress of Clinical Microbiology and Infectious Diseases, 2004

J. Kapala1, M. Chernesky2, J. Patel1, S. Chong2, D. Jang2, K. Biers1, J. Mahony2
1Gamma-Dynacare Medical Laboratories, Brampton, ON
2McMaster University and St. Joseph's Healthcare, Hamilton, ON

Presentations

Uncertainty of Measurement in the Canadian Laboratory

2010 Canadian Society of Clinical Chemists Conference; Saskatoon, Saskatchewan; June 2010

To request the Uncertainty of Measurement Calculator, please read and complete the license form below and send it, with your contact information, via email to:
uofmcalculator@gamma-dynacare.com

Uncertainty Measurement Tool Limited License [PDF]

Godfrey C. Moses, BSc, MSc, PhD, FACB
Laboratory Director and National Discipline Leader – Chemistry,
Gamma-Dynacare Medical Laboratories, London, ON
Testosterone: What to Measure and When [PDF]

Upstate New York Section, American Association for Clinical Chemistry, Annual Spring Meeting, Niagara Falls, Canada; May 2008

Godfrey C. Moses, BSc, MSc, PhD, FCACB
Laboratory Director/Discipline Leader - Chemistry,
Gamma-Dynacare Medical Laboratories, London, ON
Selected Issues in Immunoassays: How to Evaluate Problems and Support Clinically Relevant Decisions

Canadian Laboratory Medicine Congress, Westin Harbour Castle Hotel, Toronto, ON Sunday, June 10, 2007

Godfrey C. Moses, BSc, MSc, PhD, FCACB
Laboratory Director/Discipline Leader - Chemistry,
Gamma-Dynacare Medical Laboratories, London, ON
and
Dr. Patrick St. Louis
Scientific Director
MDS Pharma
Creatinine Reference Ranges and Impact on the Application of the NKF eGFR (Clinical Decision Limits in the Primary Care Setting)

OSCC Annual Scientific Meeting, North York Hospital, Toronto, November, 2006

Godfrey C. Moses, BSc, MSc, PhD, FCACB
Laboratory Director/Discipline Leader - Chemistry,
Gamma-Dynacare Medical Laboratories, London, ON

Publications

Validation of the APTIMA Combo 2 Assay for the Detection of Chlamydia trachomatis and Neisseria gonorrhoeae in SurePath Liquid-Based Pap Test Samples Taken With Different Collection Devices [PDF]

Sexually Transmitted Diseases, Volume 36, Number 9, September 2009

Max Chernesky, PHD,* Dan Jang, BSC,* Marek Smieja, MD,* Eder Portillo, BSC,* Ruth Ewert, RN,† Cindy Pritchard, RN,‡ Diane MacEachern, RN,‡ Christine Doucette, MLA,§ Anne MacDonald, MLT,§ Julius Kapala, PHD,§ Jeff Sumner, MSC,§ and Craig Hill, PHD||

From the *St. Joseph’s Healthcare/McMaster University, Hamilton, Ontario; †Evergreen Health Centre, Toronto, Ontario; ‡The Youth Centre, Ajax, Ontario; §Gamma-Dynacare Medical Laboratories, Brampton, Ontario; and ||Gen-Probe Inc, San Diego, California.
Therapeutic Drug Monitoring [PDF]

Advocate, Ontario Society of Medical Technologists, Volume 16/Issue 2, Summer 2009

Edward Dunn, PhD FCACB
Director, Research and Development
Gamma-Dynacare Medical Laboratories
Burlington, Ontario
Major Depressive Disorder and Patient Satisfaction in Relation to Methadone Pharmacokinetics and Pharmacodynamics in Stabilized Methadone Maintenance Patients

Journal of Clinical Psychopharmacology, Volume 29, Number 1, February 2009

Alexander K. Elkader, Hons, BSc,* † Bruna Brands, PhD,* ‡§ Edward Dunn, PhD,|| Peter Selby, MBBS,*¶#** and Beth Ann Sproule, PharmD*†¶*Centre for Addiction and Mental Health; †Faculty of Pharmacy, ‡Department of Pharmacology, University of Toronto, Toronto; §Office of Research and Surveillance, Drug Strategy and Controlled Substances Programme, Health Canada, Ottawa; ||Department of Research and Development, Gamma-Dynacare Medical Laboratories, Burlington; ¶Department of Psychiatry, Department of Public Health Sciences, and **Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada.
Prevalence of High Risk HPV Genotypes in Ontario Women Determined by AMPLlCOR® HPV PCR and Linear Array of SUREPATH® Pap Samples

Canadian Journal of Infectious Diseases, Volume 19, No. 1, January/February 2008

M Chernesky1, D Jang1, E Portillo1, M Smieja1, S Chong1, S Buracond1, J Kapala2, J Patel2,C Doucette2, J Sumner2
1St. Joseph's Healthcare/McMaster University, Hamilton, ON
2Gamma-Dynacare Medical Laboratories, Brampton, ON
Functional testosterone: Biochemical assessment of hypogonadism in men – Report from a multidisciplinary workshop hosted by the Ontario Society of Clinical Chemists

The Aging Male, Informa Healthcare, December 2007; 10(4): 211–216

C. P. COLLIER1, A. F. CLARK2, J. BAIN3, M. GODWIN4, R. W. HUDSON5, R. LEPAGE6, A. MORALES7, G. MOSES8, R. R. TREMBLAY9, & H. VANDENBERGHE10
1Department of Pathology & Molecular Medicine, Kingston General Hospital and Queen’s University, Kingston, ON, Canada
2Department of Biochemistry, Queen’s University, Kingston, ON, Canada
3Department of Medicine, Mt Sinai Hospital and University of Toronto, Toronto, ON, Canada
4Department of Family Medicine, Hotel Dieu Hospital and Queen’s University, Kingston, ON, Canada
5Division of Endocrinology, Department of Medicine, Kingston General Hospital and Queen’s University, Kingston, ON, Canada
6Centre Hospitalier Universitaire de Montreal, Montreal, QC, Canada
7Centre for Advanced Urological Research, Kingston General Hospital and Queen’s University, Kingston, ON, Canada
8MDS International Laboratories, Toronto, ON, Canada
9Division of Endocrinology and Laboratory of Andrology, CHUL, Laval University, Laval, QC, Canada
10Gamma-Dynacare Medical Laboratories, London, ON, Canada
Traceability and Uncertainty of Measurement for Medical Laboratories

QMP-LS News, Sept 2007

Dr. Godfrey Moses and Linda Crawford
Pap cytopathology and the presence of high-risk human papillomavirus in SurePath™ liquid preservative and Digene cervical sampler specimens

Journal of Virological Methods, 142, 223-225, January 2007

Julius Kapala a, Dan Jang b, Jay Patel a, Kathleen Biers a, Marek Smieja b, Max Chernesky b
a Gamma-Dynacare Medical Laboratories, Brampton, ON
b St. Joseph's Healthcare/McMaster University, Hamilton, ON
Establishing Reference Values and Assessment of the Revised MDRD for Estimated Glomerular Filtration Rate (EGFR) in the Primary Care Setting

CSCC, 50th Annual Meeting, Victoria, British Columbia, 2006; Clin Biochem. 39: p1106

Moses, G.C, Vandenberghe, H., Scime, M., and Sumner, J.
Performance evaluation of the latest fully automated hematology analyzers in a large, commercial laboratory setting: a four-way side-by-side study

Laboratory Hematology, 2005;11(4):285-97

G. Bourner, J. Dhaliwal, J. Sumner
Gamma-Dynacare Medical Laboratories, 115 Midair Court, Brampton, ON