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Alidoust M, Baharfar M, Manouchehri M, Yamini Y, Tajik M, Seidi S. Emergence of microfluidic devices in sample extraction; an overview of diverse methodologies, principals, and recent advancements. Trends Analyt Chem 2021. [DOI: 10.1016/j.trac.2021.116352] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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Payne EM, Wells SS, Kennedy RT. Continuous and automated slug flow nanoextraction for rapid partition coefficient measurement. Analyst 2021; 146:5722-5731. [PMID: 34515695 PMCID: PMC8442929 DOI: 10.1039/d1an01156a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Octanol-water partition coefficients (log Kow) are widely used in pharmaceutical and environmental chemistry to assess the lipophilicity of compounds. Traditionally log Kow is determined using a shake-flask method that uses milliliters of sample and solvent and requires hours for preparation, extraction, and analysis. Here, we report an automated system for rapid log Kow determination for an array of compounds using slug flow nanoextraction (SFNE) enabled by a microfluidic chip. In the method, an autosampler is used to introduce 1 μL of sample into a microfluidic device that segments the injected volume into a series of 4 nL slugs that are each paired to an adjacent octanol slug. Each octanol-water phase pair is compartmentalized by an immiscible fluorous carrier fluid. During flow, rapid extraction occurs at each octanol-water interface. The resulting linear array of slugs flows into an online UV absorbance detector that is used to determine concentrations in the phases, allowing the log Kow to be measured. The microfluidic device allows toggling between two-phase "aqueous plug" generation (aqueous sample separated by fluorous carrier fluid) and three-phase "phase pair" generation. In this way, online calibration for detection in the aqueous phase can be achieved. The method is applied to determining log Kow for a panel of seven pharmaceutical compounds, including complete calibration curves, at three different pHs in under 2 h using 5 μL of extraction standard and 2.9 μL of octanol per extraction standard analyzed.
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Affiliation(s)
- Emory M Payne
- Department of Chemistry, University of Michigan, 930 N. University Ave, Ann Arbor, MI 48109-1055, USA.
| | - Shane S Wells
- Department of Chemistry, University of Michigan, 930 N. University Ave, Ann Arbor, MI 48109-1055, USA.
| | - Robert T Kennedy
- Department of Chemistry, University of Michigan, 930 N. University Ave, Ann Arbor, MI 48109-1055, USA.
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Elboraie MZ, Elbashir AA, Eid EEM, Aboul-Enein HY. Dispersive solid-phase extraction for simultaneous determination of four amphetamines drugs in urine using gas chromatography–mass spectrometry. JOURNAL OF THE IRANIAN CHEMICAL SOCIETY 2021. [DOI: 10.1007/s13738-021-02339-0] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
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Malaca S, Rosado T, Restolho J, Rodilla JM, Rocha PM, Silva L, Margalho C, Barroso M, Gallardo E. Determination of amphetamine-type stimulants in urine samples using microextraction by packed sorbent and gas chromatography-mass spectrometry. J Chromatogr B Analyt Technol Biomed Life Sci 2019; 1120:41-50. [DOI: 10.1016/j.jchromb.2019.04.052] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/03/2019] [Revised: 04/23/2019] [Accepted: 04/28/2019] [Indexed: 10/26/2022]
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Turbulence in microfluidics: Cleanroom-free, fast, solventless, and bondless fabrication and application in high throughput liquid-liquid extraction. Anal Chim Acta 2016; 940:73-83. [DOI: 10.1016/j.aca.2016.08.052] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2016] [Revised: 08/27/2016] [Accepted: 08/29/2016] [Indexed: 11/13/2022]
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Simultaneous extraction of acidic and basic drugs via on-chip electromembrane extraction. Anal Chim Acta 2016; 937:61-8. [DOI: 10.1016/j.aca.2016.07.048] [Citation(s) in RCA: 40] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/25/2016] [Revised: 07/24/2016] [Accepted: 07/31/2016] [Indexed: 11/21/2022]
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Automation of static and dynamic non-dispersive liquid phase microextraction. Part 1: Approaches based on extractant drop-, plug-, film- and microflow-formation. Anal Chim Acta 2016; 906:22-40. [DOI: 10.1016/j.aca.2015.11.038] [Citation(s) in RCA: 72] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/16/2015] [Revised: 11/29/2015] [Accepted: 11/30/2015] [Indexed: 12/29/2022]
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Kokosa JM. Recent trends in using single-drop microextraction and related techniques in green analytical methods. Trends Analyt Chem 2015. [DOI: 10.1016/j.trac.2015.04.019] [Citation(s) in RCA: 99] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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Li Z, Yu Y, Li Z, Wu T. A review of biosensing techniques for detection of trace carcinogen contamination in food products. Anal Bioanal Chem 2015; 407:2711-26. [PMID: 25694149 DOI: 10.1007/s00216-015-8530-8] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/26/2014] [Revised: 01/24/2015] [Accepted: 01/30/2015] [Indexed: 01/04/2023]
Abstract
Carcinogen contaminations in the food chain, for example heavy metal ions, pesticides, acrylamide, and mycotoxins, have caused serious health problems. A major objective of food-safety research is the identification and prevention of exposure to these carcinogens, because of their impossible-to-reverse tumorigenic effects. However, carcinogen detection is difficult because of their trace-level presence in food. Thus, reliable and accurate separation and determination methods are essential to protect food safety and human health. This paper summarizes the state of the art in separation and determination methods for analyzing carcinogen contamination, especially the advances in biosensing methods. Furthermore, the application of promising technology including nanomaterials, imprinted polymers, and microdevices is detailed. Challenges and perspectives are also discussed.
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Affiliation(s)
- Zhanming Li
- Department of Biosystems Engineering, Zhejiang University, Hangzhou, 310058, China
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Lee TH, Chang JS, Wang HY. Current developments in high-throughput analysis for microalgae cellular contents. Biotechnol J 2013; 8:1301-14. [PMID: 24123972 DOI: 10.1002/biot.201200391] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/21/2013] [Revised: 07/24/2013] [Accepted: 08/26/2013] [Indexed: 12/22/2022]
Abstract
Microalgae have emerged as one of the most promising feedstocks for biofuels and bio-based chemical production. However, due to the lack of effective tools enabling rapid and high-throughput analysis of the content of microalgae biomass, the efficiency of screening and identification of microalgae with desired functional components from the natural environment is usually quite low. Moreover, the real-time monitoring of the production of target components from microalgae is also difficult. Recently, research efforts focusing on overcoming this limitation have started. In this review, the recent development of high-throughput methods for analyzing microalgae cellular contents is summarized. The future prospects and impacts of these detection methods in microalgae-related processing and industries are also addressed.
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Affiliation(s)
- Tsung-Hua Lee
- Department of Chemical Engineering, National Cheng Kung University, Tainan, Taiwan
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Hyphenation of optimized microfluidic sample preparation with nano liquid chromatography for faster and greener alkaloid analysis. Anal Chim Acta 2013; 797:50-6. [DOI: 10.1016/j.aca.2013.08.034] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/21/2013] [Revised: 08/16/2013] [Accepted: 08/20/2013] [Indexed: 11/24/2022]
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Adamo A, Heider PL, Weeranoppanant N, Jensen KF. Membrane-Based, Liquid–Liquid Separator with Integrated Pressure Control. Ind Eng Chem Res 2013. [DOI: 10.1021/ie401180t] [Citation(s) in RCA: 134] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Andrea Adamo
- Department of Chemical
Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue Cambridge,
Massachusetts 02139, United States
| | - Patrick L. Heider
- Department of Chemical
Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue Cambridge,
Massachusetts 02139, United States
| | - Nopphon Weeranoppanant
- Department of Chemical
Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue Cambridge,
Massachusetts 02139, United States
| | - Klavs F. Jensen
- Department of Chemical
Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue Cambridge,
Massachusetts 02139, United States
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A critical review of microextraction by packed sorbent as a sample preparation approach in drug bioanalysis. Bioanalysis 2013; 5:1409-42. [DOI: 10.4155/bio.13.92] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023] Open
Abstract
Sample preparation is widely accepted as the most labor-intensive and error-prone part of the bioanalytical process. The recent advances in this field have been focused on the miniaturization and integration of sample preparation online with analytical instrumentation, in order to reduce laboratory workload and increase analytical performance. From this perspective, microextraction by packed sorbent (MEPS) has emerged in the last few years as a powerful sample preparation approach suitable to be easily automated with liquid and gas chromatographic systems applied in a variety of bioanalytical areas (pharmaceutical, clinical, toxicological, environmental and food research). This paper aims to provide an overview and a critical discussion of recent bioanalytical methods reported in literature based on MEPS, with special emphasis on those developed for the quantification of therapeutic drugs and/or metabolites in biological samples. The advantages and some limitations of MEPS, as well as its comparison with other extraction techniques, are also addressed herein.
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Application of hydrophobic extractant in aqueous two-phase systems for selective extraction of cobalt, nickel and cadmium. J Chromatogr A 2013; 1279:13-9. [DOI: 10.1016/j.chroma.2013.01.003] [Citation(s) in RCA: 51] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/08/2012] [Revised: 12/24/2012] [Accepted: 01/03/2013] [Indexed: 11/18/2022]
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Hydrophobic polymer monoliths as novel phase separators: Application in continuous liquid–liquid extraction systems. Anal Chim Acta 2012; 720:63-70. [DOI: 10.1016/j.aca.2012.01.013] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/03/2011] [Revised: 01/05/2012] [Accepted: 01/06/2012] [Indexed: 11/15/2022]
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