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A comprehensive review on microextraction techniques for sampling and analysis of fuel ether oxygenates in different matrices. Microchem J 2021. [DOI: 10.1016/j.microc.2021.106437] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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2
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Ali I, Suhail M, Alharbi OML, Hussain I. Advances in sample preparation in chromatography for organic environmental pollutants analyses. J LIQ CHROMATOGR R T 2019. [DOI: 10.1080/10826076.2019.1579739] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Imran Ali
- Department of Chemistry, College of Science, Taibah University, Al-Medina Al-Munawarah, Saudi Arabia
- Department of Chemistry, Jamia Millia Islamia, New Delhi, India
| | - Mohd. Suhail
- Department of Chemistry, Jamia Millia Islamia, New Delhi, India
| | - Omar M. L. Alharbi
- Department of Biology, College of Science, Taibah University, Al-Medina Al-Munawarah, Saudi Arabia
| | - Iqbal Hussain
- Department of General Studies, Jubail Industrial College, Jubail Industrial City, Saudi Arabia
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Medvedovici A, Bacalum E, David V. Sample preparation for large-scale bioanalytical studies based on liquid chromatographic techniques. Biomed Chromatogr 2017; 32. [DOI: 10.1002/bmc.4137] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/30/2017] [Revised: 10/24/2017] [Accepted: 10/27/2017] [Indexed: 12/30/2022]
Affiliation(s)
- Andrei Medvedovici
- Faculty of Chemistry, Department of Analytical Chemistry; University of Bucharest; Bucharest Romania
| | - Elena Bacalum
- Research Institute; University of Bucharest; Bucharest Romania
| | - Victor David
- Faculty of Chemistry, Department of Analytical Chemistry; University of Bucharest; Bucharest Romania
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4
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In situ hydrothermal growth of polyaniline coating for in-tube solid-phase microextraction towards ultraviolet filters in environmental water samples. J Chromatogr A 2017; 1483:48-55. [DOI: 10.1016/j.chroma.2016.12.077] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2016] [Revised: 12/21/2016] [Accepted: 12/27/2016] [Indexed: 11/18/2022]
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5
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Meng X, Liu Q, Ding Y. Paper-based solid-phase microextraction for analysis of 8-hydroxy-2’-deoxyguanosine in urine sample by CE-LIF. Electrophoresis 2016; 38:494-500. [DOI: 10.1002/elps.201600439] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2016] [Revised: 10/30/2016] [Accepted: 10/31/2016] [Indexed: 11/09/2022]
Affiliation(s)
- Xiangying Meng
- College of Life Sciences; University of Chinese Academy of Sciences; Beijing P. R. China
| | - Qinrui Liu
- College of Life Sciences; University of Chinese Academy of Sciences; Beijing P. R. China
| | - Yongsheng Ding
- College of Life Sciences; University of Chinese Academy of Sciences; Beijing P. R. China
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Musteata FM, Sandoval M, Ruiz-Macedo JC, Harrison K, McKenna D, Millington W. Evaluation of in vivo solid phase microextraction for minimally invasive analysis of nonvolatile phytochemicals in Amazonian plants. Anal Chim Acta 2016; 933:124-33. [DOI: 10.1016/j.aca.2016.05.053] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2016] [Revised: 03/28/2016] [Accepted: 05/30/2016] [Indexed: 12/23/2022]
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Reyes-Garcés N, Bojko B, Hein D, Pawliszyn J. Solid phase microextraction devices prepared on plastic support as potential single-use samplers for bioanalytical applications. Anal Chem 2015; 87:9722-30. [PMID: 26340252 DOI: 10.1021/acs.analchem.5b01849] [Citation(s) in RCA: 62] [Impact Index Per Article: 6.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
This study presents new thin-film solid phase microextraction (SPME) devices prepared on plastic as potential single-use samplers for bioanalysis. Polybutylene terephthalate (PBT) was selected as a support due to its well-known chemical resistance, low cost, and suitability as a material for different medical grade components. The herein proposed samplers were prepared by applying a hydrophilic-lipophilic balanced (HLB)-polyacrylonitrile (PAN) coating on rounded and flat PBT pieces previously sanded with regular sandpaper. SPME devices prepared on PBT were evaluated in terms of robustness, chemical stability, and possible interferences upon exposure to different solvents and matrixes. Rewarding results were found when these samplers were employed for the quantitative analysis of multiple doping substances in common biological matrixes such as urine, plasma, and whole blood. Finally, the proposed thin-film SPME devices made on a PBT were evaluated by conducting multiple extractions from whole blood and plasma using the Concept 96 system. Results showed that more than 20 extractions from plasma and whole blood can be performed without observed decreases in coating performance or peeling of the extraction phase from the plastic surface. These findings demonstrate the robustness of PAN-based coatings applied on such polymeric substrate and open up the possibility of introducing new alternatives and cost-effective materials as support to manufacture SPME biocompatible devices for a wide range of applications, particularly in the clinical field.
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Affiliation(s)
- Nathaly Reyes-Garcés
- Department of Chemistry, University of Waterloo , Waterloo, Ontario N2L 3G1, Canada
| | - Barbara Bojko
- Department of Chemistry, University of Waterloo , Waterloo, Ontario N2L 3G1, Canada
| | - Dietmar Hein
- Professional Analytical System (PAS) Technology , Richard-Wagner St. 10, 99441, Magdala, Germany
| | - Janusz Pawliszyn
- Department of Chemistry, University of Waterloo , Waterloo, Ontario N2L 3G1, Canada
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Biological sample preparation: attempts on productivity increasing in bioanalysis. Bioanalysis 2014; 6:1691-710. [DOI: 10.4155/bio.14.118] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023] Open
Abstract
Sample preparation is an important step of any biomedical analysis. Development and validation of fast, reproducible and reliable sample preparation methods would be very helpful in increasing productivity. Except for a few direct injection methods, almost all biological samples should at least be diluted before any analysis. Sometimes dilution is not possible because of the low concentration of the target analyte in the sample, and alternative pretreatments, such as filtration, precipitation and sample clean up using different extraction methods, are needed. This review focuses on the recent achievements in the pretreatment of biological samples and investigates them in six categories (i.e., dilution, filtration/dialysis, precipitation, extraction [solid-phase extraction, liquid–liquid extraction], novel techniques [turbulent flow chromatography, immunoaffinity method, electromembrane extraction] and combined methods). Each category will be discussed according to its productivity rate and suitability for routine analysis, and the discussed methods will be compared according to the mentioned indices.
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Li J, Ma L, Tang M, Xu L. C12-Ag wire as solid-phase microextraction fiber for determination of benzophenone ultraviolet filters in river water. J Chromatogr A 2013; 1298:1-8. [DOI: 10.1016/j.chroma.2013.05.010] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/21/2013] [Revised: 05/01/2013] [Accepted: 05/02/2013] [Indexed: 11/26/2022]
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Abstract
The extraction and/or purification of drugs and medicines from biological matrices are important objectives in investigating their toxicological and pharmaceutical properties. Many widely used methods such as liquid–liquid extraction or SPE, used for extracting, purifying and enriching drugs and medicines found in biological materials, involve laborious, intensive and expensive preparatory procedures, and they require organic solvents that are toxic to both humans and the environment. Recent trends are focused on miniaturization, high-throughput and automation techniques. All the advantages and disadvantages of these techniques and devices in biological analysis are presented, and their applications in the extraction and/or purification of drugs and medicines from biological matrices are discussed in this review.
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Seethapathy S, Górecki T. Applications of polydimethylsiloxane in analytical chemistry: A review. Anal Chim Acta 2012; 750:48-62. [PMID: 23062428 DOI: 10.1016/j.aca.2012.05.004] [Citation(s) in RCA: 127] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/22/2012] [Revised: 04/26/2012] [Accepted: 05/03/2012] [Indexed: 11/19/2022]
Affiliation(s)
- Suresh Seethapathy
- Department of Chemistry, University of Waterloo, 200 University Avenue West, Waterloo, ON N2L 3G1, Canada
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Development of coatings for automated 96-blade solid phase microextraction-liquid chromatography–tandem mass spectrometry system, capable of extracting a wide polarity range of analytes from biological fluids. J Chromatogr A 2012; 1261:91-8. [DOI: 10.1016/j.chroma.2012.07.012] [Citation(s) in RCA: 57] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2012] [Revised: 06/30/2012] [Accepted: 07/05/2012] [Indexed: 11/22/2022]
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Zeng J, Liu H, Chen J, Huang J, Yu J, Wang Y, Chen X. Octadecyltrimethoxysilane functionalized ZnO nanorods as a novel coating for solid-phase microextraction with strong hydrophobic surface. Analyst 2012; 137:4295-301. [PMID: 22858665 DOI: 10.1039/c2an35542f] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
In this paper, we have, for the first time, proposed an approach by combining self-assembled monolayers (SAMs) and nanomaterials (NMs) for the preparation of novel solid-phase microextraction (SPME) coatings. The self-assembly of octadecyltrimethoxysilane (OTMS) on the surface of ZnO nanorods (ZNRs) was selected as a model system to demonstrate the feasibility of this approach. The functionalization of OTMS on the surface of ZNRs was characterized and confirmed using scanning electron microscopy (SEM) and energy dispersive X-ray spectroscopy (EDS). The OTMS-ZNRs coated fiber exhibited stronger hydrophobicity after functionalization, and its extraction efficiency for non-polar benzene homologues was increased by a factor of 1.5-3.6 when compared to a ZNRs fiber with almost identical thickness and façade. In contrast, the extraction efficiency of the OTMS-ZNRs coated fiber for polar aldehydes was 1.6-4.0-fold lower than that of the ZNRs coated fiber, further indicating its enhanced surface hydrophobicity. The OTMS-ZNRs coated fiber revealed a much higher capacity upon increasing the OTMS layer thickness to 5 μm, leading to a factor of 12.0-13.4 and 1.8-2.5 increase in extraction efficiency for the benzene homologues relative to a ZNRs coated fiber and a commercial PDMS fiber, respectively. The developed HS-SPME-GC method using the OTMS-ZNRs coated fiber was successfully applied to the determination of the benzene homologues in limnetic water samples with recovery ranging from 83 to 113% and relative standard deviations (RSDs) of less than 8%.
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Affiliation(s)
- Jingbin Zeng
- State key laboratory of heavy oil processing, College of Science, China University of Petroleum, Qingdao, China
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Jamt REG, Gjelstad A, Eibak LEE, Øiestad EL, Christophersen AS, Rasmussen KE, Pedersen-Bjergaard S. Electromembrane extraction of stimulating drugs from undiluted whole blood. J Chromatogr A 2012; 1232:27-36. [DOI: 10.1016/j.chroma.2011.08.058] [Citation(s) in RCA: 56] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/14/2011] [Revised: 08/11/2011] [Accepted: 08/12/2011] [Indexed: 11/16/2022]
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Clinical Utility of Free Drug Monitoring. Ther Drug Monit 2012. [DOI: 10.1016/b978-0-12-385467-4.00004-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register]
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Abstract
Nanoparticles (NPs) have attracted a great deal of attention in the last decade due to their exceptional mechanical, optical and electronic properties. This article deals with the use of NPs as probes for the extraction of biomolecules from biological samples. In this context, NPs present some advantages compared with conventional sorbents. Their high surface-to-volume ratio, easy synthetic (especially for inorganic NPs) and derivatization procedures, and their biocompatibility make them a powerful alternative. In order to provide a systematic approach to the topic, NPs have been divided into two general groups attending to their chemical nature. Carbon-based (e.g., fullerene and nanotubes) and inorganic NPs (e.g., gold and magnetic NPs) are considered in depth, explaining their main properties and applications. After these critical considerations, the most important conclusions and essential trends in this field are also outlined.
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Abstract
Measurement of drug concentrations in biological samples is of utmost importance in many research areas. The information about the amount of drug in a biological sample can be given as either total concentration, which ignores the interaction of the drug with the sample matrix, or as free concentration, which shows the portion of molecules able to diffuse through membranes and exert biological activity. Although the historical trend has been towards determining total concentrations, measurement of free concentrations is becoming more important since it correlates better with pharmacological and toxicological effects. This review will discuss the most popular experimental approaches for monitoring free drug concentrations, based on the type of sample to be investigated and the kind of information to be collected. It is shown that the current challenges in measuring free concentrations are: convenience, accuracy, precision, wide applicability, availability of accurate and precise reference methods, ruggedness, and standardized sample conditions.
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Lloyd NW, Dungan SR, Ebeler SE. Measuring gas-liquid partition coefficients of aroma compounds by solid phase microextraction, sampling either headspace or liquid. Analyst 2011; 136:3375-83. [PMID: 21727981 DOI: 10.1039/c1an15270j] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Hydrophobic compounds are important odorants and nutrients in foods and beverages, as well as environmental contaminants and pharmaceuticals. Factors influencing their partitioning within multi-component systems and/or from the bulk liquid phase to the air are critical for understanding aroma quality and nutrient bioavailability. The equilibrium partitioning of hydrophobic analytes between air and water was analyzed using solid phase microextraction (SPME) in the headspace (HS-SPME) and via direct immersion in the liquid (DI-SPME). The compounds studied serve as models for hydrophobic aroma compounds covering a range of air-water partition coefficients that extends over four orders of magnitude. By varying the total amount of analyte as well as the ratio of vapor to liquid in the closed, static system, the partition coefficient, K(vl), can be determined without the need for an external calibration, eliminating many potential systematic errors. K(vl) determination using DI-SPME in this manner has not been demonstrated before. There was good agreement between results determined by DI-SPME and by HS-SPME over the wide range of partitioning behavior studied. This shows that these two methods are capable of providing accurate, complementary measurements. Precision in K(vl) determination depends strongly on K(vl) magnitude and the ratio of the air and liquid phases.
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Affiliation(s)
- Nathan W Lloyd
- Department of Chemical Engineering and Materials Science, University of California, Davis, CA, USA
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Abstract
Details of the development of conventional analytical methods for the determination of drugs in pediatric plasma/serum samples via microassays are presented. Examples of the development of small-volume sampling and the use of the newer detection systems such as LC/MS/MS for enhanced detection are presented. Dried blood spot sampling has conventionally been used for the study of inborn errors of metabolism using Guthrie cards. Limited applications in the area of drug-level determination, for example, in therapeutic drug monitoring had been reported but the methodology had not been widely used up until relatively recently. In the last few years, there has been a resurgence of interest in this methodology for drug-level determinations, and examples of drug analysis in pediatric and neonatal patients where the small-volume samples are particularly useful are presented. The application of the methodology in pharmacokinetic/pharmacodynamic studies is discussed. The utilization of solid-phase microextraction and stir bar sorptive extraction in drug analysis is presented. Clinical applications of these methodologies are reported including the development of in vivo solid-phase microextraction.
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Affiliation(s)
- Jeff S Millership
- Department of Pharmaceutical Chemistry, School of Pharmacy, Queen's University Belfast, Medical Biology Centre, Belfast, UK.
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KATAOKA H. Current Developments and Future Trends in Solid-phase Microextraction Techniques for Pharmaceutical and Biomedical Analyses. ANAL SCI 2011; 27:893-905. [DOI: 10.2116/analsci.27.893] [Citation(s) in RCA: 81] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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