Abstract：
:In this article, the methods of isolation and determination of bile acids are reviewed. Methods for separation of bile acids from cattle and pig bile are given in detail. Isolation of a mixture of cholic acid and deoxycholic acids from cattle bile and their subsequent purification are described. The isolation and purification of hyodeoxycholic acid and other components of pig bile are also included. Methods for the determination of bile acids in various biological samples are reviewed, including enzyme assays, radioimmunoassay, enzyme immunoassay and chromatographic methods. Among chromatographic methods, separation and determination of bile acids by thin-layer chromatography, gas chromatography and high performance liquid chromatography are reviewed. Particular attention is given to the use of high performance liquid chromatography since this has recently been the most commonly applied method for the separation and determination of bile acids.
journal_name
Eur J Drug Metab Pharmacokinetjournal_title
European journal of drug metabolism and pharmacokineticsauthors
Kandrac J,Kevresan S,Gu JK,Mikov M,Fawcett JP,Kuhajda Kdoi
10.1007/BF03190712subject
Has Abstractpub_date
2006-07-01 00:00:00pages
157-77issue
3eissn
0378-7966issn
2107-0180journal_volume
31pub_type
杂志文章,评审abstract：:The detection and the isolation in phenobarbital-induced rat liver microsomal incubation systems of a new metabolite of benzo(a)pyrene are described. The structure of this metabolite and the way in which it is formed are described. ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189442
更新日期：1980-01-01 00:00:00
abstract：:Cytochrome P450 from rat brain mitochondrial and microsomal fractions was found to be inducible by 3-methylcholanthrene, both in quantity of enzyme and in activity towards 7-ethoxyresorufin, which is a model substrate for the cytochrome P450 isoform specifically induced by 3-methylcholanthrene. Conversely, a phenobarb...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189910
更新日期：1987-10-01 00:00:00
abstract：:10 healthy lactating women were treated orally with the anthelmintic praziquantel (Biltricide), and the resulting timedependent concentrations of the unchanged substance in plasma and milk were determined simultaneously. 5 of the women ("1st trial") received the single dose of 50 mg/kg; the other 5 women ("2nd trial")...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189426
更新日期：1979-01-01 00:00:00
abstract：:Urodynamic model was developed which, in conjunction with a compartmental pharmacokinetic model, was used for study of factors influencing drug concentrations in urine: urine flow rate, residual bladder urine, maximal bladder urine, stage of renal failure, and elimination kinetics of drugs. Norfloxacin (NOR) was used ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：
更新日期：1991-01-01 00:00:00
abstract：:The development of peptide therapeutics has increased enormously in recent decades. Many of the peptide drugs and antibody fragments that lack Fc backbone have a short half-life in circulation. In general, the half-life supports the design of the dosing regimen and frequency of administration, which are key aspects in...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-020-00664-y
更新日期：2021-01-01 00:00:00
abstract：:The biotransformation of 1-(3-butoxy-2-carbamoyloxypropyl)-5-ethyl-5-phenyl-(1H,3H,5H)-pyrimidine-2,4,6-trione (febarbamate) has been investigated in man. Human volunteers received a single oral dose of 15 mg/kg febarbamate. Twenty two metabolites found in urine were separated and purified by means of an extraction wi...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03188760
更新日期：1983-07-01 00:00:00
abstract：:Intermittent inhalation exposure of adult male rats to dichloromethane, trichloroethylene, 1,1,1-trichloroethane, perchloroethylene or to a combination of trichloroethylene and 1,1,1-trichloroethane for 5 days, for 6 h daily, induced significantly different accumulations of solvent molecules in the body. Adipose tissu...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章,评审
doi：10.1007/BF03189473
更新日期：1981-01-01 00:00:00
abstract：:A rapid and sensitive procedure is described for the quantitation of levamisole in plasma using high-performance liquid chromatography (HPLC). The procedure involves sample preparation using a reverse-phase C18 cartridge prior to chromatography and quantitation using peak area ratios (UV absorbance detection, 225 nm) ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03226369
更新日期：1995-04-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Ketoprofen, a potent nonsteroidal anti-inflammatory drug, is clinically administered as a racemic mixture. One of the possible metabolism routes of ketoprofen is the inversion of the R- to S-enantiomer in the gastrointestinal tract. Ketoprofen, as a weak acid drug, might undergo recirculation ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 临床试验,杂志文章,随机对照试验
doi：10.1007/s13318-015-0313-2
更新日期：2016-12-01 00:00:00
abstract：:This study investigated the effect of a commercial preparation of stevioside and a synthetic compound, sodium salt of monketocholic acid (MKC), administered per os (p.o.) and also adminstered via an osmotic pump, on glycemia in normoglycemic and diabetic Wistar rats. Diabetes was induced with alloxan, 100 mg/kg, i.p. ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03191014
更新日期：2008-01-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Lidocaine 5% medicated plaster is the first lidocaine containing product for chronic use. As no previous investigations have been conducted to evaluate the population pharmacokinetics of long-term exposure to lidocaine 5% medicated plasters, further insights into the evaluation of the pharmaco...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章,多中心研究,随机对照试验
doi：10.1007/s13318-017-0400-7
更新日期：2017-10-01 00:00:00
abstract：:Influence of two newly synthesized bile acids derivates, namely sodium salt of monoketocholic acid MKH-Na and methyl ester of monoketocholic acid MKH-Me on tramadol (12.5 mg/kg oral and intramuscular) analgesic effect was examined in this research. Analgesic effect was measured by antinociceptive hot plate method. Int...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-010-0011-z
更新日期：2010-09-01 00:00:00
abstract：:Hydroxylated metabolites of diazepam can be conjugated and are therefore generally thought not to affect the metabolism of diazepam. Liver microsomes, obtained from phenobarbital-pretreated rats, showed an inhibition of diazepam (10(-5) M) metabolism by desmethyldiazepam as well as by N-methyloxazepam or oxazepam (5 X...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189692
更新日期：1985-01-01 00:00:00
abstract：:We have investigated the in vitro metabolism of three small antimicrobial β(2,2)-amino acid derivatives (M (w) < 500) that are highly potent against methicillin resistant Staphylococcus aureus, and are among the first compounds designed from small cationic antimicrobial peptides with potential ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-012-0086-9
更新日期：2012-09-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Protein-calorie malnutrition (PCM) is one of the most suffered complications in cancer patients. Polyphyllin I (PPI), a saponin isolated from rhizome of Paris polyphylla, is a potential candidate in cancer therapy. In this study, the influence of nutritional status on the absorption of PPI in ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-018-0473-y
更新日期：2018-10-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Acetaminophen (APAP, paracetamol) is currently the principal cause of acute liver failure in both the USA and the UK. However, relatively little is known about the influence of genes and race/ethnicity on the disposition of APAP and the extent to which genetic variation and ethnicity may predi...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-016-0329-2
更新日期：2017-02-01 00:00:00
abstract：:This paper deals with press-coated modified release tablets in which the drug dose is situated in the core or is divided between the core and the coat. The coat contains polymer (sodium alginate or hydroxypropylmethyl cellulose, HPMC) to control drug release. The main objective was to investigate how the pharmacokinet...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 临床试验,杂志文章,随机对照试验
doi：10.1007/BF03189338
更新日期：1998-04-01 00:00:00
abstract：:The pharmacokinetics of nefazodone (NEF) and two of its pharmacologically active metabolites viz hydroxynefazodone (HO-NEF) and m-chlorophenylpiperazine (mCPP) were determined following single oral administration of 100, 200 and 400 mg NEF to 6 beagle dogs in a three-way crossover study. Blood samples were collected f...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190163
更新日期：1992-10-01 00:00:00
abstract：:Sertraline potently inhibits cytochrome P450 2B6 (CYP2B6) in vitro. Bupropion is commonly co-prescribed with sertraline and is exclusively metabolized by CYP2B6 to its major active metabolite hydroxybupropion. Putatively the co-administration of bupropion and sertraline could lead to a significant pharmacokinetic drug...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-011-0065-6
更新日期：2012-03-01 00:00:00
abstract：:Monoclonal antibodies are capable of modulating drug metabolising enzymes resulting in unexpected plasma concentrations of a drug when given concomitantly. Therefore plasma concentration of paclitaxel (PTX) and its metabolites has been monitored in 10 patients with advanced breast cancer during treatment with PTX alon...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190613
更新日期：2005-07-01 00:00:00
abstract：:Torcetrapib was the lead candidate belonging to the class of cholesteryl ester transfer protein (CETP) inhibitor which was being developed for the management of cardiovascular risk factors by raising HDL. The availability of pharmacokinetic parameters (clearance: CL/F, volume of distribution: Vd/F, elimination rate co...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03191385
更新日期：2009-01-01 00:00:00
abstract：:The pharmacokinetic-pharmacodynamic (PK-PD) relationship of the proton pump inhibitor rabeprazole in healthy Chinese volunteers was characterized via a population approach. Healthy Chinese male volunteers were enrolled in the clinical trial. Subjects were divided into three groups by their CYP2C19 genotype. Serum conc...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190639
更新日期：2006-01-01 00:00:00
abstract：:In the last years there appeared many articles about the adverse influence of non-steroidal anti-inflammatory drugs on the liver and heart. This study is concerned with the influence of the duration of treatment with diclofenac and ketoprofen on the macroscopic and microscopic changes in the liver, lungs, heart, and k...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190881
更新日期：2008-10-01 00:00:00
abstract：:Apomorphine was administered subcutaneously and intranasally to 7 patients suffering from Parkinsonism with 'on-off' problems. This comparative pharmacokinetic study showed that the two routes of administration are comparable with respect to absorption kinetics. Apomorphine is rapidly absorbed when administered intran...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 临床试验,杂志文章
doi：10.1007/BF03192285
更新日期：1995-01-01 00:00:00
abstract：:This study investigated the effect of diltiazem on the bioavailability of oral and intravenous cyclosporine (CsA) in rats. While control rats received normal saline, experimental groups received 60 or 90 mg/kg diltiazem orally for 3 days. Each group divided into 2 equal groups that received a single oral dose or i.v. ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190586
更新日期：2004-04-01 00:00:00
abstract：:A bioequivalence study compares the bioavailability between a test and a reference drug product in terms of the rate and extent of drug absorption. Area under the plasma concentration-time curve (AUC) and maximum plasma concentration (Cmax) are the pharmacokinetic parameters that serve as characteristics for the asses...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03190024
更新日期：1999-07-01 00:00:00
abstract：:The kinetics of fenfluramine isomers were studied in the rat following oral doses of racemic fenfluramine. The data, analyzed using an analogue computer, indicate that the d-fenfluramine is metabolised and excreted at a slower rate than the 1-isomer, resulting in higher plasma and brain concentrations. The kinetic par...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189529
更新日期：1981-01-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Previous studies reported that tapentadol-sulfate represented one of the major metabolites of tapentadol excreted in urine. The current study aimed to identify the human cytosolic sulfotransferases (SULTs) that is(are) capable of sulfating tapentadol and to examine whether human cells and huma...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-016-0392-8
更新日期：2017-10-01 00:00:00
abstract：BACKGROUND AND OBJECTIVES:Clopidogrel is an antiplatelet and antithrombotic prodrug. It has poor oral bioavailability due to poor dissolution and possible premature degradation in the intestine. Accordingly, the objective of this study was to enhance clopidogrel dissolution rate and to reduce its premature degradation ...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/s13318-015-0311-4
更新日期：2016-12-01 00:00:00
abstract：:The absorption, disposition, biotransformation and excretion of the nonsteroidal anti-inflammatory drug pirazolac were investigated in 6 volunteers (3 males, 3 females, age 50 greater than years) after intravenous and oral administration of 50 mg 14C-pirazolac as an aqueous solution of the sodium salt. Pirazolac was v...
journal_title：European journal of drug metabolism and pharmacokinetics
pub_type： 杂志文章
doi：10.1007/BF03189696
更新日期：1985-01-01 00:00:00
