9/2003-5/2007 Doctor of Osteopathy Chicago College of Osteopathic Medicine, Downers Grove, IL
8/2000-6/2002 Bachelor of Science, Cum Laude Elmhurst College. Elmhurst, IL
Postgraduate Training and Fellowships:
10/2011-9/2012 Blood Banking and Transfusion Medicine Fellowship, Blood Center of Wisconsin, Milwaukee, QI
7/2009-9/2011 Clinical Pathology Residency Northwestern Memorial Hospital, Chicago, IL
7/2008-6/2009 Anatomic and Clinical Pathology Residency Milton S. Hershey Medical Center, Hershey, PA
7/2007-6/2008 Osteopathic Internship Advocate Illinois Masonic Medical Center, chicago, IL
Association for the Advancement of Blood and Biotherapies (AABB) Certified Advanced Biotherapies Professional (CABP), 11/9/2022-current
American Society for Apheresis (ASFA) Qualification in Apheresis (QIA), 7/7/24-current
Academic Appointments:
Associate Professor 7/1/2021-current Department of Pathology, University of Colorado-Anschutz School of Medicine
9/1/2017-7/1/2021 Assistant Professor Department of Pathology, University of Colorado-Anschutz School of Medicine
3/8/2016-8/18/2017 Assistant Professor Department of Pathology Icahn School of Medicine at Mount Sinai
2/1/2013-8/31/2017 Adjunct Assistant Professor Department of Pathology Northwestern University Feinberg School of Medicine
Awards
Hospital Hero, U.S. News and World Report, 2020
Summit Award for Excellence in Teaching and the Education of Pathologists, 2019
Provider of the Month, Children’s Hospital Colorado, February 2019
American Society for Clinical Pathology (ASCP) 40 Under Forty Honoree, 2018
College of American Pathologists Inspector Excellence 2017
Research
Jacquot C, Gordon O, Noland D, Donowicz JR, Levy E, Jain S, Willis Z, Rimland C, Loi M, Arrieta A, Annen K, Drapeau N, Osborne S, Ardura MI, Arora S, Zivick E, Delaney M. Multi-institutional experience with COVID-19 convalescent plasma in children. Transfusion [published online ahead of print, 2023 Mar 25]. Transfusion. 2023;10.1111/trf.17318. doi:10.1111/trf.17318
Morgan KM, Lobo R, Annen K, Villareal RI, Chou S, Uter S, Leonard JC, Dyer C, Yazer M, Spinella PC, Leeper CM. Parent Perceptions of Emergent Blood Transfusion in Children [published online ahead of print, 2023 Mar 27]. Transfusion. 2023;10.1111/trf.17334. doi:10.1111/trf.17334
Pasko BE, DomBourian M, Helander L, Sanders M, Annen K. Safe peripheral blood stem cell collection in patients less than 10 kg: A single-center review. Epub ahead of print, Dec 2022, J Clin Apher. 2022;1‐6. doi:10.1002/jca.22035
Kelly K, Helander L, Hazegh K, Stanley C, Moss R, Mack S, Sanders ML, Gurley J, McKinney C, Dumont LJ, Annen K. Cryopreservation of rare pediatric red blood cells for support following bone marrow transplant. Transfusion. 2022;62(5):954-960. doi:10.1111/trf.16878
Helander L, McKinney C, Kelly K, Mack S, Sanders M, Gurley J, Dumont LJ, Annen K. Chronic granulomatous disease and McLeod syndrome: Stem cell transplant and transfusion support in a 2-year-old patient-a case report. Front Immunol. 2022;13:994321. Published 2022 Aug 23. doi:10.3389/fimmu.2022.994321
Reppucci ML, Pickett K, Stevens J, Phillips R, Recicar J, Annen K, Moulton S. Massive transfusion in pediatric trauma-does more blood predict mortality?. J Pediatr Surg. 2022 Feb;57(2):308-313.
Chauhan L, Pattee J, Ford J, Thomas C, Lesteberg K, Richards E, Bernas CA, Loi M, Dumont L, Annen K, Berg M, Zirbes M, Knight V, Miller A, Jenkins TC, Bennett TD, Monkowski D, Boxer RS, Beckham JD. A Multi-center, Prospective, Observational-cohort controlled study of Clinical Outcomes following COVID-19 Convalescent plasma therapy in hospitalized COVID-19 patients [published online ahead of print, 2021 Sep 21]. Clin Infect Dis. 2021;ciab834. doi:10.1093/cid/ciab834
Annen K, DomBourian MG. Perceptions on acceptability and reported consumption of marijuana by blood donors prior to donation in the recreational use state of Colorado, USA [published online ahead of print, 2021 Jul 22]. Vox Sang. 2021;10.1111/vox.13183. doi:10.1111/vox.13183
Huey L, Andersen G, Merkel PA, Morrison TE, McCarthy M, DomBourian MG, Annen K, Dawson ED, Rowlen KL, Knight V. Evaluation of a multiplexed coronavirus antigen array for detection of SARS-CoV-2 specific IgG in COVID-19 convalescent plasma [published online ahead of print, 2021 Jul 22]. J Immunol Methods. 2021;113104. doi:10.1016/j.jim.2021.113104
Barg-Walkow L, Annen K. Redesign of a Transfusion Issue Form Using Human Factors Science. Ergonomics in Design. May 2021. doi:10.1177/10648046211014402
Schultz JS, McCarthy MK, Rester C, Sabourin KR, Annen K, DomBourian M, Eisenmesser E, Frazer-Abel A, Knight V, Jaenisch T, Morrison TE, Rochford R, Kedl RM. Development and validation of a multiplex microsphere immunoassay using dried blood spots for SARS-CoV-2 seroprevalence: application in first responders in Colorado.J Clin Microbiol. 2021;JCM.00290-21.
Taylor S, Hurst B, Charlton, Bailey A, Kanji J, McCarthy MK, Morrison TE, Huey L, Annen K, DomBourian M, Knight V -A New SARS CoV-2 Dual Purpose Serology Test: Highly Accurate Infection Tracing and Neutralizing Antibody Response Detection. J Clin Microbiol 2021:59(4): e02438-20
Kuldanek S, Pasko B, DomBourian M, Annen K-Cellular Therapy in Pediatric Hematologic Malignancies, Clinics in Laboratory Medicine 2021;41(1);121-132.
Annen K, Morrison TE*, DomBourian MG, McCarthy MK, Huey L, Merkel PA, Andersen G, Schwartz E, Knight V - Presence and Short-Term Persistence Of SARS-Cov-2 Neutralizing Antibodies In COVID-19 Convalescent Plasma Donors. Transfusion 2021; 6(4): 1148-1159.
(*co-first author)
Helander L, Hanna M, Annen K - Pediatric Double Positive Anti-Glomerular Basement Membrane Antibody and Anti-Neutrophil Cytoplasmic Antibody Glomerulonephritis: A case report with review of literature, J Clin Apher. 2021 Feb 25. doi: 10.1002/jca.21886
DomBourian MG, Annen K, Huey L, Andersen G, Merkel PA, Jung S, Dominguez SR, Knight V - Analysis Of COVID-19 Convalescent Plasma for SARS-Cov-2 IgG using Two Commercial Immunoassays, J Immunol Methods. 2020 Nov;486:112837
Publications and Presentations
Selected Publications:
Peer-Reviewed Original Contributions
Arinsburg S, Annen K, Lee E, Doble L, Kent T, Jhang J. Hyperlipidemia Interference during Extracorporeal Photopheresis, Transfusion Submitted 8/2/17
Samuel J, Aeschlimann J, Lomas-Francis C, Westhoff C, Freidman MT, Annen K. Novel JK allele background associated with production of anti-JK3 during pregnancy, Transfusion, Submitted 8/14/2017
Annen K, Prajapati S, Friedman MT. Successful TPE after IVIG failure in Sydenham's Chorea: A Case Report. Journal of Clinical Apheresis. Submitted 7/24/2017
Madrigal E, Prajapati S, Avadhani V, Annen K, Friedman MT. Adequacy of physician documentation and correlation with assessment of transfusion appropriateness: a follow-up study in the setting of prospective audits and patient blood management. Transfusion 2016. doi: 10.1111/trf.13917. PMID: 27873340
Yassai MB, Annen K, Bensing KM, Denomme GA. RHCE*cE94G encodes variable expression of c (RH4). Transfusion. 2015 Oct;55(10):2519-20/ PMID: 26286238
Lapadat R, Annen K, Bensing KM, Yassai MB, Gottschall JL, Fadey EA, Denomme GA. A pair of cis linked single nucleotide polymorphisms of GYPB leading to S-allele silencing. Submitted 2/2015
Annen K, Delaney M, Leitch D, Mast AE. The Health Implications of Low Hemoglobin Deferral in Infrequent Blood Donors. Transfusion 2015;55:86-90. PMC 4293201
Annen K, Peterson LC, Reed K. Reducing Laboratory Costs Through Education-Based Gatekeeping. Archives of Pathology & Laboratory Medicine. 2014;138 (3):301-301. PMID 24576022
Annen K, Friedman K, Horowitz M, Kroft S, Eshoa C, Straus T. Two Cases of Transfusion-Transmitted Anaplasma phagocytophilum. AJCP 2012;137:562-565. PMID 22431531