Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Keith W. Kardos"'
Autor:
Sheena Nonnemacher, Kristen Blum, Edward J. Cone, Dean Fritch, August R. Buchhalter, Keith W. Kardos
Publikováno v:
Therapeutic Drug Monitoring. 33:72-79
Although current abuse of barbiturates is low compared with other classes of abused drugs, their narrow margin of safety, risk of dependence, and abuse liability remain a health concern. Limited information is available on the disposition of barbitur
Polymer encapsulation of yttrium oxysulfide phosphorescent particles via miniemulsion polymerization
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 45:1038-1054
Yttrium oxysulfide upconverting phosphor particles can absorb infrared light and emit dopant-dependent visible phosphorescence. This unique optical property has been used for particle-based immunoassay applications. In this study, upconverting phosph
Publikováno v:
Journal of Analytical Toxicology. 28:546-552
Oral fluid testing for Delta(9)-tetrahydrocannabinol (THC) provides a convenient means of detection of recent cannabis usage. In this study, the risk of positive oral fluid tests from passive cannabis smoke exposure was investigated by housing four c
Autor:
Barbara Rowland, Edward J. Cone, Sal Salamone, Keith W. Kardos, Melissa Smith, R. Sam Niedbala, Lance Presley, Dean Fritch, William Seiter, Dawn Hahn, Michael Lehrer
Publikováno v:
Forensic Science International. 133:22-25
Identification of 6-acetylmorphine, a specific metabolite of heroin, is considered to be definitive evidence of heroin use. Although 6-acetylmorphine has been identified in oral fluid following controlled heroin administration, no prevalence data is
Autor:
Lance Presley, R. Sam Niedbala, Keith W. Kardos, Michael Lehrer, Dean Fritch, Sal Salamone, Melissa Smith, Edward J. Cone, William Seiter
Publikováno v:
Journal of Analytical Toxicology. 26:541-546
Draft guidelines for the use of oral fluid for workplace drug testing are under development by the Substance Abuse and Mental Health Services Administration (SAMHSA) in cooperation with industry and researchers. Comparison studies of the effectivenes
Publikováno v:
Journal of Analytical Toxicology. 26:166-170
A study was conducted to evaluate the performance comparison of a homogeneous enzyme immunoassay (EIA) designed to detect cotinine in urine and carbon monoxide (CO) breath measurements to determine smoking status. The clinical comparison was done usi
Autor:
S. Kardos, J. Waga, Edward J. Cone, Keith W. Kardos, Dean Fritch, J. Robb, R. S. Niedbala, T. Fries
Publikováno v:
Journal of Analytical Toxicology. 25:289-303
We compared oral fluid testing to urine testing in subjects who were administered single doses of marijuana by smoked and oral routes. Oral fluid specimens were collected with the Intercept DOA Oral Specimen Collection Device, screened for THC with t
Autor:
Keith W. Kardos, Joseph Waga, Santosh Doddamane, Lisa Yeager, R. Sam Niedbala, Dean Fritch, Eugene P. Schoener
Publikováno v:
Journal of Analytical Toxicology. 25:310-315
The performance characteristics of a method for detecting opiates (morphine, codeine, heroin, and 6-acetylmorphine [6-AM]) in oral fluid specimens were examined and compared with methods for urine specimens. The oral fluid was easily obtained using a
Autor:
James Burton, Peter A. Bourdelle, David Milunic, Keith W. Kardos, B Bielska, Hans H. Feindt, Timothy L. Vail, R Vallejo, Shang Li, R.S. Niedbala
Publikováno v:
Analytical Biochemistry. 293:22-30
Up-Converting Phosphor Technology (UPT) is based on lanthanide-containing, submicrometer-sized, ceramic particles that can absorb infrared light and emit visible light. Biological matrices do not up-convert; hence, there is no contribution to test ba
Autor:
Lisa A. Kurtz, Graham Yearwood, Geraldine B. Guillon, Keith W. Kardos, Timothy J Friel, M. Fischl, Stephen R. Lee, C A Berne
Publikováno v:
Journal of Clinical Virology. 48:15-17
Background Despite considerable evolution in the quality of laboratory-based testing for detection of HCV, the availability of rapid, point-of-care tests may increase diagnoses by increasing opportunities for testing outside of traditional laboratory