Search Results - "Bowen, Raffick A R"

Inadvertent omission of a specimen integrity comment - an overlooked post-analytical error by Bowen, Raffick A R, Daigh, Leighton H

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Maternal dietary 22: 6n-3 is more effective than 18: 3n-3 in increasing the 22: 6n-3 content in phospholipids of glial cells from neonatal rat brain by Bowen, Raffick A. R., Clandinin, Michael T.

“…One of the debates in infant nutrition concerns whether dietary 18: 3n-3 (linolenic acid) can provide for the accretion of 22: 6 n-3 (docosahexaenoic acid,…”
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Impact of blood collection devices on clinical chemistry assays by Bowen, Raffick A.R., Hortin, Glen L., Csako, Gyorgy, Otañez, Oscar H., Remaley, Alan T.

“…Blood collection devices interact with blood to alter blood composition, serum, or plasma fractions and in some cases adversely affect laboratory tests…”
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Unexpectedly low tacrolimus concentrations attributed to inappropriately labeled water container from the instrument manufacturer by Ames, Erik, Bowen, Raffick A R

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Transforming Plastic Surfaces with Electrophilic Backbones from Hydrophobic to Hydrophilic by Kim, Samuel, Bowen, Raffick A. R, Zare, Richard N

“…We demonstrate a simple nonaqueous reaction scheme for transforming the surface of plastics from hydrophobic to hydrophilic. The chemical modification is…”
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Serum testosterone quantitation by liquid chromatography‐tandem mass spectrometry: Interference from blood collection tubes by Shi, Run Zhang, van Rossum, Huub H., Bowen, Raffick A.R.

“…During the development of a testosterone assay by LC-MS/MS, we encountered significant assay interference introduced by blood collection tubes. We examined a…”
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Whole genome amplification of buccal cell DNA: genotyping concordance before and after multiple displacement amplification by Thompson, Miles D, Bowen, Raffick A R, Wong, Betty Y L, Antal, Joan, Liu, Zhanqin, Yu, Helen, Siminovitch, Katherine, Kreiger, Nancy, Rohan, Tom E, Cole, David E C

“…While buccal cells provide an easily accessible source of genomic DNA, the amount extracted may be insufficient for many studies. Whole genome amplification…”
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Impact of blood collection devices and mode of transportation on peripheral venous blood gas parameters by Bowen, Raffick A.R., Esguerra, Vanessa, Arboleda, Estrella, Cheng, Phil, Hu, Bing

“…•Peripheral venous blood (PVB) is collected in blood collection tubes (BCT).•PVB may be used as an alternative to arterial blood for blood gas…”
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Sporadically low chemistry test results due to fluid malfunction by Huynh, Lap, Hu, Bing, Cheng, Phil, Bowen, Raffick A.R.

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Interferences from blood collection tube components on clinical chemistry assays by Bowen, Raffick A R, Remaley, Alan T

“…Improper design or use of blood collection devices can adversely affect the accuracy of laboratory test results. Vascular access devices, such as catheters and…”
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Preanalytical error: Improper gel barrier formation in a serum separator tube despite appropriate centrifugation condition by Allard, Libby, Bowen, Raffick A.R.

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Does the number of plasma separator tube inversions alter clinical chemistry and immunoassay test results on a Roche Cobas 8000 clinical chemistry platform? by Bowen, Raffick A.R., Esguerra, Vanessa, Walker, Maria

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Impact of recentrifugation of blood collection tubes on chemistry and immunochemistry analytes after 24 and 72 hours of refrigerated storage on the Roche Cobas 8000 platform by Bowen, Raffick A.R., Esguerra, Vanessa, Walker, Maria, Cheng, Phil, Nguyen, Thanh

“…•Re-centrifugation of blood collection tubes has been known for some chemistry analytes.•Potassium, lactate dehydrogenase, glucose, and CO2 are affected by…”
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Effect of Blood Collection Tubes on Total Triiodothyronine and Other Laboratory Assays by Bowen, Raffick A.R, Chan, Yung, Cohen, Joshua, Rehak, Nadja N, Hortin, Glen L, Csako, Gyorgy, Remaley, Alan T

“…Increased total triiodothyronine (TT(3)) assay results in apparently euthyroid patients triggered an investigation of the effect of blood collection tubes on…”
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Blood collection tubes as medical devices: The potential to affect assays and proposed verification and validation processes for the clinical laboratory by Bowen, Raffick A.R., Adcock, Dorothy M.

“…Blood collection tubes (BCTs) are an often under-recognized variable in the preanalytical phase of clinical laboratory testing. Unfortunately, even the…”
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Impact of underfilling heparinized collection tubes on ionized calcium measurements by Tung, Jack K., Bowen, Raffick A.R.

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Dietary low linolenic acid compared with docosahexaenoic acid alter synaptic plasma membrane phospholipid fatty acid composition and sodium–potassium ATPase kinetics in developing rats by Bowen, Raffick A. R., Clandinin, Michael T.

“…The objective of this study was to investigate if maternal dietary 20:4n‐6 arachidonic acid (AA) and 22:6n‐3 compared with adequate or low levels of 18:3n‐3…”
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Immunoassay Interference by a Commonly Used Blood Collection Tube Additive, the Organosilicone Surfactant Silwet L-720 by Bowen, Raffick A.R, Chan, Yung, Ruddel, Mark E, Hortin, Glen L, Csako, Gyorgy, Demosky, Stephen J., Jr, Remaley, Alan T

“…A small number of immunoassays on several different types of analyzers were recently adversely affected by tube additives in Becton Dickinson (BD) Vacutainer…”
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Markedly Increased Vitamin B12 Concentrations Attributable to IgG-IgM-Vitamin B12 Immune Complexes by Bowen, Raffick A.R, Drake, Steven K, Vanjani, Rachna, Huey, Edward D, Grafman, Jordan, Horne, McDonald K., III

“…High serum vitamin B12 concentrations have been reported in patients with hepatic disease, disseminated neoplasia, myeloproliferative disorders, and…”
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Falsely low plasma human chorionic gonadotropin (hCG) concentrations: Corrective actions implemented by Zemek, Allison Jeanne, Hoffmann, Jenny, Rieta, Ranilo, Bowen, Raffick A.R.

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