Gregory J. Berry, PhD, D(ABMM)

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Dr. Berry is board-certified diplomate of the American Board of Medical Microbiology. He received his Ph.D. in Microbiology and Immunology from the Pennsylvania State University College of Medicine and completed a fellowship in Medical and Public Health Microbiology at the University of Texas Medical Branch. Dr. Berry is currently an Associate Professor of Pathology and Cell Biology in the Columbia University Vagelos College of Physicians and Surgeons, Co-Director of the Clinical Microbiology Service, and Associate Director of the Center for Advanced Laboratory Medicine (CALM) at NewYork-Presbyterian/Columbia University Irving Medical Center. He has also held previous appointments as an Assistant Professor of Pathology and Laboratory Medicine at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell and Director of the Division of Infectious Disease Diagnostics at Northwell Health. 

Dr. Berry specializes in the application of infectious disease testing for the clinical diagnosis of disease and patient management. His research interests include the optimization of current methodologies and the development of new technologies for patient-centered clinical testing. 

Academic Appointments

  • Associate Professor of Pathology and Cell Biology at CUMC

Administrative Titles

  • Co-Director of the Clinical Microbiology Service
  • Associate Director of the Center for Advanced Laboratory Medicine (CALM) at NewYork-Presbyterian/Columbia University Irving Medical Center

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Credentials & Experience

Honors & Awards

Robert L. Harrison Award, Best Poster, UTMB Dept. of Pathology Trainee Research Day, 2015

Dean’s Award for Scholarly Achievement, Penn State College of Medicine, 2015

AAI Young Investigator Award, Upstate New York Immunology Conference, 2013

Sigma Xi Award, Sigma Xi Research Society of ESU, 2007

Presidential Status, ESU Society for Leadership and Success, 2007

China Study Abroad Scholarship, Office of the Provost, 2006

Honors Program Scholarship, ESU Honors Program, 2006

Professional Organization Roles

2021-2022, President, New York City Branch of the American Society of Microbiology

2020-2021, President-elect, New York City Branch of the American Society of Microbiology

2020-present, Digital Outreach Committee, Pan American Society for Clinical Virology

2019-present, Fundraising Committee, Pan American Society for Clinical Virology

2018-2020, American Society of Microbiology National Branch Representative Alternate

2018-2019, Council Member, New York City Branch of the American Society of Microbiology

Board Certifications

American Board of Medical Microbiology


Selected Publications

Peer Reviewed Journals

  • Berg M.G., Zhen W, Lucic D, Degli-Angeli E.J., Andersen M. Forberg K, Olivo A, Sheikh F, Toolsie D, Greninger A.L., Cloherty G.A., Coombs R.W., Berry G.J., Development of the RealTime SARS-CoV-2 quantitative Laboratory Developed Test and correlation with viral culture as a measure of infectivity. J Clin Virol. Volume 143, October 2021, Online ahead of print.
  • Schwerdt M.K., Butala S, Hinds E, Schron D, Berry G.J., A Case of primary extragenital cutaneous gonorrhea involving the finger. Reviews in Medical Microbiology. 2021, 32:000-00. Doi: 10.1097/MRM.0000000000000290. Online ahead of print
  • Zhen W, Berry G.J., Modifying a diagnostic SARS-CoV-2 Spike PCR to turn a Del69/70 drop-out into a discriminatory on-target assay- Author’s Reply. J Mol Diagn., 2021 Apr 13;S1525-1578(21)00089-1. doi: 10.1016/j.jmoldx.2021.03.007. Online ahead of print.
  • Zhen W, Whitfield N, Smith E, Berry G.J., Evaluating the effect of a modified sample preparation on SARS-CoV-2 detection in a cartridge-based platform. J Appl Lab Med. 2021 Apr 24;jfab007. doi: 10.1093/jalm/jfab007. Online ahead of print.
  • Mostafa H.H., Carroll K.C., Hicken R, Berry G.J., Manji R, Smith E, Rakeman J.L., Fowler R.C., Leelawong M, Butler-Wu S.M., Quinones D, Umali-Wilcox M, Kwiatkowski R.W., Persing D, Weir F, and Loeffelholz M.J.. Multi-center Evaluation of the Cepheid Xpert® Xpress SARS-CoV-2/Flu/RSV Test., J. Clin. Microbiol. 2021 59 (3): e02955-20. doi: 10.1128/JCM.02955-20
  • Hirschwerk D, Foley M, Lesser M, Farber B, James M. Crawford J.M., Davidson K.W., Berry G.J., Smith E, Kast C, Volel V, McGinn T. Estimating Predictive Value of Negative SARS-CoV-2 Results: A Prospective Study Demonstrating Impact of Changing Prevalence. Accepted for Publication. Infect Control Hosp Epidemiol.2020 Dec 10;1-3. doi: 10.1017/ice.2020.1362. Online ahead of print.
  • Zhen W, Berry G.J., Herpes Simplex Virus 1 and 2 rapid detection in whole blood. Mol Diagn Ther. 2021 Jan;25(1):71-75. doi: 10.1007/s40291-020-00503-5. Epub 2021 Jan 1.
  • Zhen W, Berry GJ. Development of a New Multiplex Real Time RT-PCR Assay for SARS-CoV-2 Specific Detection. J Mol Diagn. 2020 Dec;22(12):1367-1372. doi: 10.1016/j.jmoldx.2020.09.004. Epub 2020 Sep 19.
  • Decker SJ, Goldstein TA, Ford JM, Teng MN, Pugliese RS, Berry GJ, Pettengill M, Silbert S, Hazelton TR, Wilson JW, Shine K, Wang ZX, Hutchinson M, Castagnaro J, Bloom OE, Breining DA, Goldsmith BM, Sinnott JT, O'Donnell DG, Crawford JM, Lockwood CJ, Kim K. 3D Printed Alternative to the Standard Synthetic Flocked Nasopharyngeal Swabs Used for COVID-19 testing. Clin Infect Dis. 2020 Sep 10:ciaa1366. doi: 10.1093/cid/ciaa1366. Epub ahead of print. PMID: 32910817; PMCID: PMC7499529.
  • Reichberg SB, Mitra PP, Haghamad A, Ramrattan G, Crawford JM, and the Northwell COVID-19 Research Consortium: Berry GJ, Davidson KW, Drach A, Duong S, Juretschko SJ, Maria NI, Yang Y, Ziemba Y. Rapid Emergence of SARS-CoV-2 in the Greater New York Metropolitan Area: Geolocation, Demographics, Positivity Rates, and Hospitalization for 46,793 Persons Tested by Northwell Health. Clin Infect Dis. 2020 Jul 8;ciaa922. doi: 10.1093/cid/ciaa922. Online ahead of print.
  • Smith E, Zhen W, Manji R, Schron D, Duong S, Berry GJ. Analytical and Clinical Comparison of Three Nucleic Acid Amplification Tests for SARS-CoV-2 Detection. J Clin Microbiol. 2020 Aug 24;58(9):e01134-20. doi: 10.1128/JCM.01134-20. Print 2020 Aug 24. PMID: 32571894
  • Zhen W, Smith E, Manji R, Berry GJ. Comparison of Four Molecular In Vitro Diagnostic Assays for the Detection of SARS-CoV-2 in Nasopharyngeal Specimens. J Clin Microbiol. 2020 Jul 23;58(8):e00743-20. doi: 10.1128/JCM.00743-20. Print 2020 Jul 23. PMID: 32341143
  • Zhen W, Smith E, Manji R, Schron D, Berry GJ. Clinical Evaluation of Three Sample-To-Answer Platforms for the Detection of SARS-CoV-2. J Clin Microbiol. 2020 Jul 23;58(8):e00783-20. doi: 10.1128/JCM.00783-20. Print 2020 Jul 23. PMID: 32332061
  • Berry GJ, Zhang F, Manji R, Juretschko S. Comparison of the Panther Fusion and BD MAX GBS Assays for Detection of Group B Streptococcus in Prenatal Screening Specimens. J Clin Microbiol. 2019 Aug 28. pii: JCM.01034-19. doi: 10.1128/JCM.01034-19.
  • Berry GJ, Miller CR, Prats MM, Marquez C, Oladipo OO, Loeffelholz MJ, Petersen JR. Comparison of the Alere i Strep A test and the BD Veritor system in the detection of group A Streptococcus and the hypothetical impact of results on antibiotic utilization. J Clin Microbiol 56:e01310-17, 2018.
  • Berry, G.J., Oladipo O., Wittnebert D., Loeffelholz M., Petersen J.R. Comparison of the Alere i and the BD Veritor Assays for the Rapid Detection of Influenza A and B Viruses. . J Appl Lab Med. DOI: 10.1373/jalm.2016.022350, 2017.
  • Litvinov J, Moen ST, Berry G.J., Loeffelholz Michael Singh A.K., Koh C.Y. Centrifugal Microfluidic Platform for Rapid, Multiplexed Detection of TB and HIV Biomarkers in Whole Blood Samples. J Bioengineer & Biomedical Sci. 2017, 7:2. DOI: 10.4172/2155-9538.1000230
  • Berry, G.J., Loeffelholz M. Use of Treponemal Screen Assay Strength of Signal to Avoid Unnecessary Confirmatory Testing. Sex. Transm Dis. 43(12):737-740, 2016.
  • Berry G.J., Loeffelholz M, Williams-Bouyer N. An investigation into the laboratory diagnosis of Klesbiella variicolainfections.  J. Clin. Microbiol. 53(8):8 2793-2794, 2015.
  • Berry G.J., Frielle C, Brucklacher RM, Salzberg AC, Waldner H. Identifying type 1 diabetes candidate genes by DNA microarray analysis of islet-specific CD4+Tcells. Genomics Data. 5: 184-88, 2015.
  • Berry G.J., Frielle C, Luu T, Salzberg A.C., Rainbow D.B., Wicker LS, Waldner H., Genome-wide transcriptional analyses of islet-specific CD4+ T cells identify Idd9 genes controlling diabetogenic T cell function. J Immunol. 194(6):2654-63, 2015.
  • Berry G.J., Budgeon L.R., Cooper T.K., Christensen N.D., Waldner H., The Type 1 diabetes resistance locus B10 Idd9.3 mediates impaired B cell Lymphopoiesis and implicates microRNA-34a in diabetes protection. Eur J Immunol.;44(6):1716-27, 2014.
  • Berry G., Waldner H., Accelerated type 1 diabetes induction in mice by adoptive transfer of diabetogenic CD4+ T cells. J. Vis. Exp.;(75):e50389, 2013.
  • Wexler A.G., Frielle C., Berry G., Budgeon L.R., Baccon J., Christensen N.D., Waldner H., The innate immune adaptor MyD88 is dispensable for spontaneous autoimmune demyelination in a mouse model of multiple sclerosis. J Neuroimmunol. 255(1-2):60-9, 2013.
  • Cherepko J., Berry G.J., Keeler S.P., Huffman J.E., Prevalence of Borrelia burgdorferi, >Bartonella Spp., Bartonella henselae, Babesia microti, and Anaplasma phagocytophila in Ixodes scapularis ticks collected in Monroe county, Pennsylvania show a risk for co- and tri- infections. J Penn Acad Sci. 84(2/3):1-5, 2010.

Book Chapters

  • Patel J., Berry G.J., Williams-Bouyer, N., Infections in Pediatric Burn Patients. Feigin and Cherry’s Textbook of Pediatric Infectious Diseases. 8th Edition. 2019.
  • Berry G.J., Loeffelholz M., Palacios G., Animal-Borne Viruses. Clinical Virology Manual. 5th Edition. 2016.