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Peer-Reviewed Publications

Speevak M, DeMarco ML, Wiebe N and Chapman K. An unusual case of alpha-1-antitrypsin deficiency: SZ/Z. 2018, submitted.

van der Gugten JG, Bressler B, and DeMarco ML. An automated mass spectrometric blood test for therapeutic drug monitoring of infliximab. Clinical Mass Spectrometry, 2018, in press.

Shi J, Zheng YZ, Sin DD and DeMarco ML. A Steamlined Method for Quantification of Apolipoprotein A1 in Human Plasma by LC-MS/MS. Clinical Chemistry, 64(12), 2018, in press. DOI

van der Gugten JG, DeMarco ML, Chen L, Chin A, Caruthers M, Holmes DT, and Mattman A. Resolution of Spurious Immunonephelometric IgG Subclass Measurement Discrepancies by LC-MS/MS. Clinical Chemistry, 64(4): 735-742, 2018.
* This work resulted in remediation of an in vitro diagnostic device

Alotaibi NM, Chen V, Zsuzsanna Hollander Z, Leipsic JA, Hague CJ, Murphy D, DeMarco ML, FitzGerald JM, McManus BM, Ng RT, Sin DD. Phenotyping COPD Exacerbations Using Imaging and Blood-based Biomarkers. International Journal of COPD, 12:217-229, 2018.

DeMarco ML. Amplification of misfolded prion proteins in blood and cerebrospinal fluid for detection of Creutzfeldt-Jakob disease. Clinical Chemistry, 2017, 63(11): 1671-1673. PMID:  28724625 DOI

Zheng YZ and DeMarco ML. Manipulating trypsin digestion conditions to accelerate proteolysis and simplify digestion workflows in the development of protein mass spectrometric assays for the clinical laboratory. Clinical Mass Spectrometry, 6:1-12, 2017.

Chen Y-WR, Chen V, Hollander Z, Leung JM, Leipsic JA, Hague C, Murphy DT, DeMarco ML, FitzGerald JM, McManus BM, Ng RT, Sin DD. C-reactive protein and N-terminal prohormone brain natriuretic peptide as biomarkers to diagnose acute exacerbations of COPD leading to hospitalizations. PLoS ONE, 12(3): e0174063, 2017. PMID: 28328968

Hollander Z, DeMarco ML, Sadatsafavi M, McManus BM, Ng RT, Sin DD. Biomarker development in COPD: Moving from p-values to products to impact patient care. Chest, 151(2):455-467, 2017. PMID: 27693595

Mitchell RA, Shuster C, Shahidi N, Galorport C, DeMarco ML, Rosenfeld G, Enns RA and Bressler B. The Utility of Infliximab Therapeutic Drug Monitoring Among Patients with Inflammatory Bowel Disease and Concerns for Loss of Response: A Retrospective Analysis of a Real-World Experience. Canadian Journal of Gastroenterology and Hepatology, Volume 2016, Article ID 5203898, 2016. PMID 27957480

Mattman A, DeMarco ML, Wong S, Holmes DT, Lee J. Grave clinicopathologic correlation: A case of hyperthyroxinemia. Journal of Applied Laboratory Medicine, 1(3):310-4, 2016. [PDF]
* Reviewed in JALM

Trasolini R and DeMarco ML. Therapeutic drug monitoring of monoclonal antibody infliximab. ASCP Case Reports, October, 2016.

Sin DD, Hollander Z, DeMarco ML, McManus BM and Ng RT. Biomarker development for COPD: From discovery to clinical implementation. American Journal of Respiratory and Critical Care Medicine, 192(10):1162-70, 2015. PMID 26176936

DeMarco ML, Dietzen DJ and Brown SM. Sweating the small stuff: Adequacy and accuracy in sweat chloride determination. Clinical Biochemistry, 48(6):443-447, 2015. [PDF]
* Reviewed in Clinical Laboratory News Stat

Hutton HL, DeMarco ML, Magil AB and Taylor P. Renal leucocyte chemotactic factor 2 (LECT2) amyloidosis in First Nations people in Northern British Columbia, Canada: A case series. American Journal of Kidney Diseases, 64:790-2, 2014. [PDF]

DeMarco ML and Burnham CAD. Diafiltration-MALDI-TOF Mass Spectrometry Method for Culture-Independent Detection and Identification of Pathogens Directly from Urine Specimens. American Journal of Clinical Pathology, 141:204-212, 2014. [PDF]

DeMarco ML. The Three-Dimensional Structure of Glycolipids in Biological Membranes. Biochemistry, 51(29):5725-32, 2012.

DeMarco ML and Woods RJ. From Agonist to Antagonist: Structure and Dynamics of Innate Immune Glycoprotein MD-2 upon Recognition of Variably Acylated Bacterial Endotoxins, Molecular Immunology, 49:124-133, 2011.

DeMarco ML, Woods RJ, Prestegard JH and Tian F. Presentation of Membrane-Anchored Glycosphingolipids Determined from Molecular Dynamics Simulations and NMR Paramagnetic Relaxation Rate Enhancement, Journal of the American Chemical Society, 132:1334-1338, 2010.

DeMarco ML and Daggett V. Characterization of cell-surface prion protein relative to its recombinant analogue: Insights from molecular dynamics simulations of diglycosylated, membrane-bound human prion protein, Journal of Neurochemistry, 109:60-73, 2009.

DeMarco ML and Woods RJ. Atomic-resolution conformational analysis of GM3 ganglioside in a lipid bilayer, and its implications for ganglioside-protein recognition at membrane surfaces, Glycobiology, 19, 344-355, 2009.
* Selected for 2010 journal cover image

DeMarco ML and Woods RJ. Structural Glycobiology: A Game of Snakes and Ladders, Glycobiology (invited review), 18, 426-440, 2008.

Tessier MB, DeMarco ML, Yongye AB and Woods RJ. Extension of the GLYCAM06 Biomolecular Force Field to Lipids, Lipid Bilayers and Glycolipids, Molecular Simulation (Special Edition: Molecular Modelling of Carbohydrates), 34, 349-364, 2008.

DeMarco ML and Daggett, V. Molecular Mechanism for Low pH-Triggered Misfolding of the Human Prion Protein, Biochemistry, 46, 3045-3054, 2007.
* Selected as a Biochemistry "Hot Article" for 2007

DeMarco ML, Silveira J, Caughey B and Daggett V. Structural Properties of Prion Protofibrils and Fibrils: An Experimental Assessment of Atomic Models, Biochemistry, 45, 15573-15582, 2006.

DeMarco ML and Daggett V. Local environmental effects on the structure of the prion protein, Comptes Rendus Biologies (invited review), 328, 847-862, 2005.

DeMarco ML and Daggett V. From Conversion to Aggregation: Protofibril Formation of the Prion Protein, Proceedings of the National Academy of Sciences, USA, 101, 2293-2298, 2004.

Armen RS, DeMarco ML, Alonso DOV and Daggett V. Pauling and Corey’s α-pleated sheet structure may define the prefibrillar amyloidogenic intermediate in amyloid disease, Proceedings of the National Academy of Sciences, USA, 101, 11622-11627, 2004.
* Reviewed in Science and Nature

Bennion BJ, DeMarco ML and Daggett, V. Preventing misfolding of the prion protein by trimethylamine N-oxide, Biochemistry, 43, 12955-12963, 2004.

DeMarco ML, Alonso DOV and Daggett V. Diffusing and colliding: The atomic level folding/unfolding pathway of a small helical protein, Journal of Molecular Biology, 341, 1109-1124, 2004.

Gianni S, Guydosh NR, Khan F, Caldas TD, Mayor U, White GWN, DeMarco ML, Daggett V and Fersht AR. Unifying features in protein-folding mechanisms, Proceedings of the National Academy of Sciences, USA, 100, 13286-13291, 2003.

Ph.D. Thesis

Prion Disease: Molecular Dynamics and Modeling of Prion Protein Misfolding and Aggregation, University of Washington, 2006.

Book Chapters

DeMarco ML and Gronowski AM. Reproductive Endocrine Function, in Tietz Fundamentals of Clinical Chemistry and Molecular Diagnostics (7th Edition), C. Burtis and D. Bruns Eds, Elsevier Inc, 2015. ISBN: 978-1-4557-4165-6

DeMarco ML. Molecular Dynamics Simulations of Membrane- and Protein-Bound Glycolipids Using GLYCAM. Glycoinformatics, Methods in Molecular Biology, vol 1273, Springer, New York, 2015. ISBN: 978-1-4939-2343-3

DeMarco ML and Ford BA. Beyond Identification: Emerging and Future Uses for MALDI-TOF MS in the Clinical Microbiology Laboratory. Clinics in Laboratory Medicine (Issue: Automation and Emerging Technology in Clinical Microbiology), 33:611-628, 2013. [PDF]

Reviews of Published Work

Journal of Applied Laboratory Medicine, Defying Gravity, January 22, 2015.

Clinical Laboratory News - Stat, A Closer Look at Sweat Chloride Testing, January 22, 2015.

, New role for Pauling's ribbons, by Christopher Surridge, 430, 739, 2004.

, A Neatly Pleated α-Sheet, by Orla Smith, 305, 1534, 2004.

Knowledge Dissemination & Scientific Artwork

Foster LJ & DeMarco ML. At the intersection of proteomics and big data science. Clinical Chemistry, 2017:63(10), 1663.

Lowe C & DeMarco ML. Ready, Set, Type! Proteomics vs Agglutination for E. coli H Antigen Confirmation. Clinical Chemistry, 2016:62(6), 793-5.

Clinical Laboratory News

The Lab and CJD: Safe Handling of Infectious Prion Proteins
Bench Matters column by Mari L. DeMarco, November 2015

Clinical Laboratory News - Daily Editions 2014 -
Columns by Mari L. DeMarco:
Finding a needle in a haystack: Can lipids predict the onset of dementia?

American Society for Biochemistry and Molecular Biology Today,
"Gregarious Gangliosides", by Ronald L. Schnaar, September 2010

- Journal cover image for 2010

The Wellcome Trust's 'Big Picture', Epidemics, September 2007.
‘Big Picture’ is a free and impartial educational resource that explores the innovations and implications of cutting-edge science. It sets out to connect modern biomedical science with its ethical and social challenges (including looking at how research impacts on individuals) and place bioscience research in a historical and cultural context.

Chemical & Engineering News
, "Proteins From Birth to Death" by Stu Borman, Vol. 85, No. 35, Aug. 27, 2007.

University of Washington Research Calendar, 2006.

The Scientist
, "Unraveling Protein Folding" by Melissa Lee Phillips, Vol. 19, Issue 7, 2005.