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Full-Text Articles in Biochemistry, Biophysics, and Structural Biology

Urinalysis Screening Of Drugs In Adulterated Samples Via Direct Analysis In Real Time -- High Resolution/ Mass Spectrometry (Dart-Hr/Ms), Bianca E. Olivieri Jan 2019

Urinalysis Screening Of Drugs In Adulterated Samples Via Direct Analysis In Real Time -- High Resolution/ Mass Spectrometry (Dart-Hr/Ms), Bianca E. Olivieri

Honors Undergraduate Theses

Current screening methods for drug analysis with urine samples includes examination of the sample with an immunoassay. These methods are used to determine the concentration of drug metabolites contained within the sample prior to further confirmatory testing. Drug testing plays a crucial role in maintaining safe workplace environments and safety of individuals. However, a positive result can lead to heavy consequences for the employee including suspension or removal from the workplace. Therefore, a majority of individuals add commonly known products into the sample to evade detection by developing a false negative result. Although specimen integrity examinations are performed to identify …


Evaluation Of Fingerprint Content For Forensic Crime Scene Analysis And Drug Metabolite Detection, Erica Kathryn Brunelle Jan 2019

Evaluation Of Fingerprint Content For Forensic Crime Scene Analysis And Drug Metabolite Detection, Erica Kathryn Brunelle

Legacy Theses & Dissertations (2009 - 2024)

With respect to criminal investigations, one key piece of evidence that often gets overlooked are fingerprints. For years, fingerprint samples have been believed to be useful only for matching purposes using their unique ridges, shapes, and sizes. With the rapid growth of forensic science, it has become evident that the development of fingerprint analysis has been stagnant. The traditional approach has been advantageous for the identification of many individuals; however, many fingerprint samples have been labeled “unusable” due to smudging, smearing, or any one of a myriad of reasons that could cause inconclusive matches. These samples can, however, still be …