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David L Duewer

Explore the profile of David L Duewer including associated specialties, affiliations and a list of published articles. Areas
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Articles 46
Citations 271
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Recent Articles
1.
Lehman S, Vreeland W, Blaszczyk A, Adams-Hall S, Ahuja S, Arnaout A, et al.
Hum Gene Ther . 2024 Dec; 36(1-2):36-44. PMID: 39723438
Recombinant adeno-associated virus (AAV) is one of the main viral vector-based gene therapy platforms. AAV is a virus consisting of a ≈25 nm diameter capsid with a ≈4.7 kb cargo...
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Lippa K, Duewer D, Nelson M, Davies S, Mackay L
Accredit Qual Assur . 2024 Mar; 24(6). PMID: 38487299
Metrological traceability for organic chemical measurements is a documented unbroken chain of calibrations with stated uncertainties that ideally link the measurement result for a sample to a primary calibrator in...
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Benkstein K, Balakrishnan G, Bhirde A, Chalus P, Das T, Do N, et al.
J Pharm Sci . 2021 Nov; 111(3):699-709. PMID: 34808214
The measurement of polydisperse protein aggregates and particles in biotherapeutics remains a challenge, especially for particles with diameters of ≈ 1 µm and below (sub-micrometer). This paper describes an interlaboratory...
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Sempos C, Williams E, Carter G, Jones J, Camara J, Burdette C, et al.
Anal Bioanal Chem . 2021 Nov; 414(2):1015-1028. PMID: 34750644
The Vitamin D External Quality Assessment Scheme (DEQAS) distributes human serum samples four times per year to over 1000 participants worldwide for the determination of total serum 25-hydroxyvitamin D [25(OH)D)]....
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Gasca-Aragon H, Duewer D
Accredit Qual Assur . 2021 Jun; 21(4). PMID: 34135547
A number of scoring systems for proficiency testing and interlaboratory comparison are in use by the metrology community. The choice of scoring system for a given study is often based...
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Duewer D, Thomas J, Sharpless K, Margolis S
Anal Bioanal Chem . 2020 Nov; 413(2):289-298. PMID: 33140124
Vitamin C is a necessary micronutrient that is involved in many biological processes. In preserved human plasma and serum, vitamin C is most meaningfully analyzed as total ascorbic acid (TAA)....
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Kline M, Duewer D
Anal Bioanal Chem . 2020 Jun; 412(19):4749-4760. PMID: 32474725
Digital polymerase chain reaction (dPCR) methodology has been asserted to be a "potentially primary" analytical approach for assigning DNA concentration. The essence of dPCR measurements is the independent dispersal of...
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Choquette S, Duewer D, Sharpless K
Annu Rev Anal Chem (Palo Alto Calif) . 2020 Mar; 13(1):453-474. PMID: 32176531
The National Institute of Standards and Technology (NIST), formerly the National Bureau of Standards, was established by the US Congress in 1901 and charged with establishing a measurement foundation to...
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De Leoz M, Duewer D, Fung A, Liu L, Yau H, Potter O, et al.
Mol Cell Proteomics . 2019 Oct; 19(1):11-30. PMID: 31591262
Glycosylation is a topic of intense current interest in the development of biopharmaceuticals because it is related to drug safety and efficacy. This work describes results of an interlaboratory study...