Results 21 to 30 of about 2,262,054 (301)

Dried blood spot: Utilizing dry blood for pharmacokinetic investigations - an old method with great future for therapeutic drug monitoring [PDF]

open access: yesVojnosanitetski Pregled, 2018
nema
Goločorbin-Kon Svetlana   +4 more
doaj   +1 more source

Analysis of total urinary catecholamines by liquid chromatography: methodology, routine experience and clinical interpretations of results [PDF]

open access: yes, 1983
A simple routine method is described for simultaneous assay of total urinary adrenaline, noradrenaline and dopamine. The catecholamines are pre-purified on a small ion-exchange column, separated by reversed phase ion-pair liquid chromatography, and are ...
Schleicher, E. D.   +2 more
core   +1 more source

Rapid simultaneous determination of organophosphorus pesticides in human serum and urine by liquid chromatography-mass spectrometry [PDF]

open access: yesVojnosanitetski Pregled, 2010
Background/Aim. Analysis of organophosphosphorus compounds and their metabolites in a biological material includes the use of numerous methods, covering both preparation of samples for analysis and their identification that is considered to be very ...
Zlatković Milica   +3 more
doaj   +1 more source

Comparison of enhanced fluidity liquid chromatography with liquid chromatography for enantioseparation of selected γ-lactam derivatives

open access: yesJournal of Chromatography Open, 2022
The present paper describes the study of eight racemic γ-lactam derivatives with the goal of comparing three modes of liquid chromatography which are the reversed-phase mode, the normal-phase mode and the polar organic solvent chromatography mode with ...
Anca-Elena Dascalu   +4 more
doaj   +1 more source

Liquid chromatography on chip [PDF]

open access: yesELECTROPHORESIS, 2010
AbstractLC is one of the most powerful separation techniques as illustrated by its leading role in analytical sciences through both academic and industrial communities. Its implementation in microsystems appears to be crucial in the development of μ‐Total Analysis System.
openaire   +3 more sources

Malaysian Cobra Venom: A Potential Source of Anti-Cancer Therapeutic Agents

open access: yesToxins, 2019
Cancer is a deadly disease and there is an urgent need for the development of effective and safe therapeutic agents to treat it. Snake venom is a complex mixture of bioactive proteins that represents an attractive source of novel and naturally-derived ...
Syafiq Asnawi Zainal Abidin   +3 more
doaj   +1 more source

EFFECTS OF TEMPERATURE AND PERCENTAGE OF ORGANIC MODIFIER ON RETENTION AND SELECTIVITY IN RP-HPLC USING SOLVATION PARAMETER MODEL [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2003
Effects of temperature and percentage of organic modifier were studied on retention and selectivity in RP-HPLC using solvation parameter model. The system constants were determined by multiple linear regression analysis from experimental values in the ...
M.R. Hadjmohammadi
doaj  

Comparative Analysis of Liquid Chromatography-Tandem Mass Spectrometry and Radioimmunoassay in Determining Plasma Aldosterone Concentration and Plasma Renin Activity for Primary Aldosteronism Screening [PDF]

open access: yesEndocrinology and Metabolism
Liquid chromatography-tandem mass spectrometry (LC-MS/MS) accurately measures plasma aldosterone concentration (PAC), but its correlation with radioimmunoassay (RIA), equivalent RIA levels, and optimal cutoff for PAC and aldosterone-to-renin ratio (ARR ...
So Yoon Kwon   +3 more
doaj   +1 more source

Study of Histamine Detection using Liquid Chromatography and Gas Chromatography

open access: yesASM Science Journal, 2021
Histamine is a heterocyclic amine shaped by decarboxylation of the histidine. It is a compound that lack chromophore and involatile. However, the detection of histamine is imperative due to the characteristic of histamine has given several disadvantages ...
Muhammad Abdurrahman Munir   +3 more
doaj   +1 more source

A comparative review on High-Performance Liquid Chromatography (HPLC), Ultra Performance Liquid Chromatography (UPLC) & High-Performance Thin Layer Chromatography (HPTLC) with current updates

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2022
Any chosen analytical method should be subtle, precise, fast and exact to begin the guarantee that the material used in the manufacturing is free of unsolicited impurity, the existence of which may vary the safety and effectiveness of the drug product ...
Gupta Manish Kumar   +6 more
doaj   +1 more source

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