Published in J Chromatogr A on January 18, 2010
High-sensitivity analysis of buprenorphine, norbuprenorphine, buprenorphine glucuronide, and norbuprenorphine glucuronide in plasma and urine by liquid chromatography-mass spectrometry. J Chromatogr B Analyt Technol Biomed Life Sci (2013) 0.75
Essentiality of HIV testing and education for effective HIV control in the national pilot harm reduction program: the Taiwan experience. Kaohsiung J Med Sci (2012) 1.09
6-shogaol (alkanone from ginger) induces apoptotic cell death of human hepatoma p53 mutant Mahlavu subline via an oxidative stress-mediated caspase-dependent mechanism. J Agric Food Chem (2007) 1.04
Three-year mortality and predictors after release: a longitudinal study of the first-time drug offenders in Taiwan. Addiction (2010) 0.98
CYP2B6 polymorphisms influence the plasma concentration and clearance of the methadone S-enantiomer. J Clin Psychopharmacol (2011) 0.97
Methylglyoxal-mediated anxiolysis involves increased protein modification and elevated expression of glyoxalase 1 in the brain. J Neurochem (2010) 0.96
Effects of education on harm-reduction programmes. Lancet (2011) 0.92
PXR polymorphisms interacted with CYP2B6 polymorphisms on methadone metabolites. J Clin Psychopharmacol (2013) 0.89
Genetic polymorphisms in CYP3A4 are associated with withdrawal symptoms and adverse reactions in methadone maintenance patients. Pharmacogenomics (2011) 0.87
Online solid-phase extraction liquid chromatography-electrospray-tandem mass spectrometry analysis of buprenorphine and three metabolites in human urine. Talanta (2007) 0.86
Characteristics and trends of 3,4-methylenedioxymethamphetamine (MDMA) tablets found in Taiwan from 2002 to February 2005. Forensic Sci Int (2006) 0.86
Genetic polymorphisms in the opioid receptor mu1 gene are associated with changes in libido and insomnia in methadone maintenance patients. Eur Neuropsychopharmacol (2012) 0.86
Determination of 7-aminoflunitrazepam in urine by dispersive liquid-liquid microextraction with liquid chromatography-electrospray-tandem mass spectrometry. Talanta (2008) 0.85
Performance characteristics of DRI, CEDIA, and REMEDi systems for preliminary tests of amphetamines and opiates in human urine. J Anal Toxicol (2006) 0.83
UGT2B7 genetic polymorphisms are associated with the withdrawal symptoms in methadone maintenance patients. Pharmacogenomics (2012) 0.83
A novel derivatization approach for simultaneous determination of glyoxal, methylglyoxal, and 3-deoxyglucosone in plasma by gas chromatography-mass spectrometry. J Chromatogr A (2008) 0.82
Prevalences and associated risk factors of HCV/HIV co-infection and HCV mono-infection among injecting drug users in a methadone maintenance treatment program in Taipei, Taiwan. BMC Public Health (2012) 0.82
Evaluation of ultrasound-processed rapid cell blocks in the cytopathologic diagnosis of cavity fluids. Acta Cytol (2014) 0.82
Simultaneous determination of morphine, codeine, 6-acetylmorphine, cocaine and benzoylecgonine in hair by liquid chromatography/electrospray ionization tandem mass spectrometry. Rapid Commun Mass Spectrom (2009) 0.82
Risk factors for HIV, viral hepatitis, and syphilis among heroin users in northern Taiwan. Subst Use Misuse (2012) 0.81
Functional genetic polymorphisms in CYP2C19 gene in relation to cardiac side effects and treatment dose in a methadone maintenance cohort. OMICS (2013) 0.81
GC-MS quantification of ketamine, norketamine, and dehydronorketamine in urine specimens and comparative study using ELISA as the preliminary test methodology. J Chromatogr B Analyt Technol Biomed Life Sci (2007) 0.80
Aberrant NDRG1 methylation associated with its decreased expression and clinicopathological significance in breast cancer. J Biomed Sci (2013) 0.80
Enantiomeric composition of abused amine drugs: chromatographic methods of analysis and data interpretation. J Biochem Biophys Methods (2002) 0.80
Microfluidic chip-based liquid chromatography coupled to mass spectrometry for determination of small molecules in bioanalytical applications. Electrophoresis (2012) 0.80
Dispersive liquid-liquid microextraction combined with semi-automated in-syringe back extraction as a new approach for the sample preparation of ionizable organic compounds prior to liquid chromatography. J Chromatogr A (2008) 0.79
Determination of phenylurea herbicides in aqueous samples using partitioned dispersive liquid-liquid microextraction. Talanta (2009) 0.79
Gas chromatography-mass spectrometry analysis of ketamine and its metabolites--a comparative study on the utilization of different derivatization groups. J Chromatogr A (2007) 0.79
Detection of p-chloroamphetamine in urine samples with mass spectrometry. J Anal Toxicol (2011) 0.79
Factors associated with drug-related psychiatric disorders and suicide attempts among illicit drug users in Taiwan. Subst Use Misuse (2012) 0.79
Enantiomeric determination of ephedrines and norephedrines by chiral derivatization gas chromatography-mass spectrometry approaches. J Chromatogr B Analyt Technol Biomed Life Sci (2005) 0.79
Performance characteristics of ELISAs for monitoring ketamine exposure. Clin Chim Acta (2006) 0.78
A novel approach to evaluate the extent and the effect of cross-contribution to the intensity of ions designating the analyte and the internal standard in quantitative GC-MS analysis. J Am Soc Mass Spectrom (2008) 0.78
Development of an information-rich LC-MS/MS database for the analysis of drugs in postmortem specimens. Anal Chem (2009) 0.78
Isotopically labeled analogues for drug quantitation. Anal Chem (2002) 0.78
Evaluation of various derivatization approaches for gas chromatography-mass spectrometry analysis of buprenorphine and norbuprenorphine. J Chromatogr A (2007) 0.78
A double-blind, randomized comparison study of efficacy and safety of intramuscular olanzapine and intramuscular haloperidol in patients with schizophrenia and acute agitated behavior. J Clin Psychopharmacol (2014) 0.78
Partitioned dispersive liquid-liquid microextraction: an approach for polar organic compounds extraction from aqueous samples. J Chromatogr A (2008) 0.78
Determination of aristolochic acids in medicinal plant and herbal product by liquid chromatography-electrospray-ion trap mass spectrometry. Talanta (2003) 0.77
A fast screening procedure for ketamine and metabolites in urine samples with tandem mass spectrometry. J Anal Toxicol (2010) 0.77
Low toxic dispersive liquid-liquid microextraction using halosolvents for extraction of polycyclic aromatic hydrocarbons in water samples. J Chromatogr A (2010) 0.77
Distribution characteristics of methamphetamine and amphetamine in urine and hair specimens collected from alleged methamphetamine users in northern Taiwan. Anal Chim Acta (2006) 0.77
Latent tuberculosis among injection drug users in a methadone maintenance treatment program, Taipei, Taiwan: TSPOT.TB versus tuberculin skin test. Scand J Infect Dis (2013) 0.77
Microfluidic chip-based liquid chromatography coupled to mass spectrometry for determination of small molecules in bioanalytical applications: an update. Electrophoresis (2013) 0.77
HIV infection risk among injection drug users in a methadone maintenance treatment program, Taipei, Taiwan 2007-2010. Am J Drug Alcohol Abuse (2012) 0.77
Quantitative detection of ketamine, norketamine, and dehydronorketamine in urine using chemical derivatization followed by gas chromatography-mass spectrometry. J Chromatogr B Analyt Technol Biomed Life Sci (2005) 0.77
Methadone concentrations in blood, plasma, and oral fluid determined by isotope-dilution gas chromatography-mass spectrometry. Anal Bioanal Chem (2012) 0.77
Quantitative determination of 8-isoprostaglandin F(2α) in human urine using microfluidic chip-based nano-liquid chromatography with on-chip sample enrichment and tandem mass spectrometry. J Chromatogr A (2010) 0.77
Performance characteristics of selected immunoassays for preliminary test of 3,4-methylenedioxymethamphetamine, methamphetamine, and related drugs in urine specimens. J Anal Toxicol (2003) 0.77
Deposition characteristics of methamphetamine and amphetamine in fingernail clippings and hair sections. J Anal Toxicol (2004) 0.76
Preparation and evaluation of 1,6-hexanediol ethoxylate diacrylate-based alkyl methacrylate monolithic capillary column for separating small molecules. J Chromatogr A (2013) 0.76
Distribution of methylenedioxymethamphetamine (MDMA) and methylenedioxyamphetamine (MDA) in postmortem and antemortem specimens. J Anal Toxicol (2006) 0.76
Analysis of association of clinical correlates and 5-HTTLPR polymorphism with suicidal behavior among Chinese methamphetamine abusers. Psychiatry Clin Neurosci (2007) 0.76
Polymorphisms of COMT Val158Met and DAT1 3'-UTR VNTR in illicit drug use and drug-related psychiatric disorders. Subst Use Misuse (2014) 0.75
Urinary excretion of morphine and codeine following the administration of single and multiple doses of opium preparations prescribed in Taiwan as "brown mixture". J Anal Toxicol (2006) 0.75
Using Social Network as a Recruiting Tool for Research on Substance Use in the Taipei Metropolitan Area: Study Design, Implementation, and Epidemiological Estimates. J Epidemiol (2015) 0.75
Characterization and evaluation of two-dimensional microfluidic chip-HPLC coupled to tandem mass spectrometry for quantitative analysis of 7-aminoflunitrazepam in human urine. Analyst (2010) 0.75
One step and highly sensitive headspace solid-phase microextraction sample preparation approach for the analysis of methamphetamine and amphetamine in human urine. Analyst (2002) 0.75
Artifacts in the GC-MS profiling of underivatized methamphetamine hydrochloride. Forensic Sci Int (2006) 0.75
Microfluidic chip-based nano-liquid chromatography tandem mass spectrometry for quantification of aflatoxins in peanut products. Talanta (2013) 0.75
Effectiveness of multiple internal standards: deuterated analogues of methylenedioxymethamphetamine, methylenedioxyamphetamine, methamphetamine, and amphetamine. J Anal Toxicol (2004) 0.75
Orthogonal array optimization of ultrasound-assisted emulsification-microextraction for the determination of chlorinated phenoxyacetic acids in river water. J Chromatogr A (2010) 0.75
Methylenedioxymethamphetamine-related deaths in Taiwan: 2001-2008. J Anal Toxicol (2009) 0.75
Application of liquid-liquid-liquid microextraction and high-performance liquid chromatography for the determination of alkylphenols and bisphenol-A in water. J Sep Sci (2011) 0.75
Determination of amphetamine, methamphetamine, 3,4-methylenedioxyamphetamine, 3,4-methylenedioxyethylamphetamine, and 3,4-methylenedioxymethamphetamine in urine by online solid-phase extraction and ion-pairing liquid chromatography with detection by electrospray tandem mass spectrometry. Rapid Commun Mass Spectrom (2005) 0.75
Recent developments in microfluidic chip-based separation devices coupled to MS for bioanalysis. Bioanalysis (2013) 0.75
Determination of organochlorine pesticides in water using dynamic hook-type liquid-phase microextraction. Anal Chim Acta (2009) 0.75
Intracranial granulocytic sarcomaina in a non-leukemia patient. Neurol India (2015) 0.75
Detector response and intensity cross-contribution as contributing factors to the observed non-linear calibration curves in mass spectrometric analysis. Analyst (2010) 0.75
Performance characteristics of 7-aminoflunitrazepam specific enzyme-linked immunosorbent assays. J Anal Toxicol (2005) 0.75
An empirical study on the selection of analytes and corresponding cutoffs for immunoassay and GC-MS in a two-step test strategy--buprenorphine example. Analyst (2009) 0.75
GC-MS analysis of multiply derivatized opioids in urine. J Mass Spectrom (2007) 0.75
Rapid screening and confirmation of drugs and toxic compounds in biological specimens using liquid chromatography/ion trap tandem mass spectrometry and automated library search. Rapid Commun Mass Spectrom (2010) 0.75
Confirming urinary excretion of mephentermine and phentermine following the ingestion of oxethazaine by gas chromatography-mass spectrometry analysis. J Anal Toxicol (2010) 0.75
Isotopic analogs as internal standards for quantitative GC/MS analysis--molecular abundance and retention time difference as interference factors. J Forensic Sci (2002) 0.75
Quantitative analysis of isoflavone aglycones in human serum by solid phase extraction and liquid chromatography-tandem mass spectrometry. Talanta (2006) 0.75
Quantitative determination of perchlorate in bottled water and tea with online solid phase extraction high-performance liquid chromatography coupled to tandem mass spectrometry. J Chromatogr A (2012) 0.75
Nanoparticle-assisted MALDI-TOF MS combined with seed-layer surface preparation for quantification of small molecules. Anal Chim Acta (2011) 0.75
Improved screen and confirmation test of 7-aminoflunitrazepam in urine specimens for monitoring flunitrazepam (Rohypnol) exposure. J Anal Toxicol (2002) 0.75
Determination of endocrine-disrupting phenols in water samples by a new manual shaking-enhanced, ultrasound-assisted emulsification microextraction method. Analyst (2012) 0.75
Simultaneous determination of ketamine, tramadol, methadone, and their metabolites in urine by gas chromatography-mass spectrometry. J Anal Toxicol (2008) 0.75
Health care service utilization and associated factors among heroin users in northern Taiwan. Addict Behav (2013) 0.75
Determination of phenoxyacetic acids and chlorophenols in aqueous samples by dynamic liquid-liquid-liquid microextraction with ion-pair liquid chromatography. Anal Sci (2011) 0.75
Famprofazone as the source of methamphetamine and amphetamine in urine specimen collected during sport competition. J Forensic Sci (2007) 0.75
Three-phase solvent bar microextraction and determination of trace amounts of clenbuterol in human urine by liquid chromatography and electrospray tandem mass spectrometry. Talanta (2006) 0.75
Structural characterization and luminescence behavior of a silver(I) 1D polymeric chain constructed via a Bridge with unusual 4,5-diazospirobifluorene and perchlorate. Inorg Chem (2004) 0.75