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Vuille-Dit-Bille E, Deshmukh DV, Connolly S, Heub S, Boder-Pasche S, Dual J, Tibbitt MW, Weder G. Tools for manipulation and positioning of microtissues. LAB ON A CHIP 2022; 22:4043-4066. [PMID: 36196619 DOI: 10.1039/d2lc00559j] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/16/2023]
Abstract
Complex three-dimensional (3D) in vitro models are emerging as a key technology to support research areas in personalised medicine, such as drug development and regenerative medicine. Tools for manipulation and positioning of microtissues play a crucial role in the microtissue life cycle from production to end-point analysis. The ability to precisely locate microtissues can improve the efficiency and reliability of processes and investigations by reducing experimental time and by providing more controlled parameters. To achieve this goal, standardisation of the techniques is of primary importance. Compared to microtissue production, the field of microtissue manipulation and positioning is still in its infancy but is gaining increasing attention in the last few years. Techniques to position microtissues have been classified into four main categories: hydrodynamic techniques, bioprinting, substrate modification, and non-contact active forces. In this paper, we provide a comprehensive review of the different tools for the manipulation and positioning of microtissues that have been reported to date. The working mechanism of each technique is described, and its merits and limitations are discussed. We conclude by evaluating the potential of the different approaches to support progress in personalised medicine.
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Affiliation(s)
- Emilie Vuille-Dit-Bille
- Centre Suisse d'Electronique et de Microtechnique SA, Neuchâtel, Switzerland.
- MicroBioRobotic Systems Laboratory, Institute of Mechanical Engineering, EPFL, Lausanne, Switzerland
| | - Dhananjay V Deshmukh
- Macromolecular Engineering Laboratory, Department of Mechanical and Process Engineering, ETH Zurich, Zurich, Switzerland
- Institute for Mechanical Systems, Department of Mechanical and Process Engineering, ETH Zurich, Zurich, Switzerland
| | - Sinéad Connolly
- Laboratory of Biosensors and Bioelectronics, Institute for Biomedical Engineering, ETH Zürich, Zurich, Switzerland
| | - Sarah Heub
- Centre Suisse d'Electronique et de Microtechnique SA, Neuchâtel, Switzerland.
| | | | - Jürg Dual
- Institute for Mechanical Systems, Department of Mechanical and Process Engineering, ETH Zurich, Zurich, Switzerland
| | - Mark W Tibbitt
- Macromolecular Engineering Laboratory, Department of Mechanical and Process Engineering, ETH Zurich, Zurich, Switzerland
| | - Gilles Weder
- Centre Suisse d'Electronique et de Microtechnique SA, Neuchâtel, Switzerland.
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Karle M, Vashist SK, Zengerle R, von Stetten F. Microfluidic solutions enabling continuous processing and monitoring of biological samples: A review. Anal Chim Acta 2016; 929:1-22. [DOI: 10.1016/j.aca.2016.04.055] [Citation(s) in RCA: 54] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2015] [Revised: 04/26/2016] [Accepted: 04/30/2016] [Indexed: 01/25/2023]
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Karimiani EG, Day P. Personalised treatment of haematological malignancies through systems medicine based on single molecules in single cells. Integr Biol (Camb) 2013; 5:759-67. [DOI: 10.1039/c3ib20258e] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Ehsan Ghayoor Karimiani
- Department of New Sciences and Technology, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Philip Day
- University of Manchester, Manchester Interdisciplinary Biocentre, Princess Street, Manchester, M1 7DN, UK. Tel: +44 (0)161 275 1621
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Barahman M, Lyons AM. Ratchetlike slip angle anisotropy on printed superhydrophobic surfaces. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2011; 27:9902-9909. [PMID: 21699191 DOI: 10.1021/la201222a] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/31/2023]
Abstract
The fabrication and properties of superhydrophobic surfaces that exhibit ratchet-like anisotropic slip angle behavior is described. The surface is composed of arrays of poly(dimethylsiloxane) (PDMS) posts fabricated by a type of 3D printing. By controlling the dispense parameters, regular arrays of asymmetric posts were deposited such that the slope of the posts was varied from 0 to 50 relative to the surface normal. Advancing and receding contact angles as well as slip angles were measured as a function of the post slope and droplet volume. Ratchetlike slip angle anisotropy was observed on surfaces composed of sloped features. The maximum slip angle difference (for a 180° tilt angle variation) was 32° for 20 μL droplets on surfaces with posts fabricated with a slope of 50°. This slip angle anisotropy is attributed to an increase in the triple contact line (TCL) length as the droplet is tilted in a direction against the post slope whereas the TCL decreases continuously when the drop travels in a direction parallel to the post slope. The increasing length of the TCL creates an increased energy barrier that accounts for the higher slip angles in this direction.
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Affiliation(s)
- Mark Barahman
- Department of Chemistry, College of Staten Island, City University of New York, 2800 Victory Boulevard, Staten Island, New York 10314, United States
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Li Y, Zhang C, Xing D. Integrated microfluidic reverse transcription-polymerase chain reaction for rapid detection of food- or waterborne pathogenic rotavirus. Anal Biochem 2011; 415:87-96. [PMID: 21570946 DOI: 10.1016/j.ab.2011.04.026] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2010] [Revised: 04/13/2011] [Accepted: 04/15/2011] [Indexed: 10/18/2022]
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Theberge A, Courtois F, Schaerli Y, Fischlechner M, Abell C, Hollfelder F, Huck W. Microdroplets in Microfluidics: An Evolving Platform for Discoveries in Chemistry and Biology. Angew Chem Int Ed Engl 2010; 49:5846-68. [DOI: 10.1002/anie.200906653] [Citation(s) in RCA: 833] [Impact Index Per Article: 59.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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Markey AL, Mohr S, Day PJR. High-throughput droplet PCR. Methods 2010; 50:277-81. [PMID: 20117212 DOI: 10.1016/j.ymeth.2010.01.030] [Citation(s) in RCA: 60] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2009] [Revised: 01/25/2010] [Accepted: 01/27/2010] [Indexed: 11/30/2022] Open
Abstract
The polymerase chain reaction has facilitated the ready analysis of nucleic acids. A next challenge requires the development of means to unravel the complexity of heterogeneous tissues. This has presented the task of producing massively parallelized quantitative nucleic acid data from the cellular constituents of tissues. The production of aqueous droplets in a two phase flow is shown to be readily and routinely facilitated by miniaturized fluidic devices. Droplets serve as ideal means to package a future generation of PCR, offering an enhanced handling potential by virtue of reactant containment, to concurrently eliminate both contamination and sample loss. This containment also enables the measurement of nucleic acids from populations of cells, or molecules by means of high throughput, single cell analysis. Details are provided for the production of a prototype micro-fluidic device which shows the production and stable flow of droplets which we suggest will be suitable for droplet-based continuous flow micro-fluidic PCR. Suggestions are also made as to the optimal fabrication techniques and the importance of device calibration.
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Affiliation(s)
- Amelia L Markey
- School of Chemical Engineering and Analytical Sciences, Manchester Interdisciplinary Biocentre, University of Manchester, UK
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Schaerli Y, Hollfelder F. The potential of microfluidic water-in-oil droplets in experimental biology. MOLECULAR BIOSYSTEMS 2009; 5:1392-404. [DOI: 10.1039/b907578j] [Citation(s) in RCA: 119] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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Lab-on-a-chip in Vitro Compartmentalization Technologies for Protein Studies. ADVANCES IN BIOCHEMICAL ENGINEERING/BIOTECHNOLOGY 2008; 110:81-114. [DOI: 10.1007/10_2008_098] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 04/13/2023]
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Walsh EJ, King C, Grimes R, Gonzalez A, Ciobanu D. Compatibility of Segmenting Fluids in Continuous-Flow Microfluidic PCR. J Med Device 2007. [DOI: 10.1115/1.2812426] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022] Open
Abstract
Continuous flow offers notable advantages over batch processing for analytical applications like gene expression profiling of biological material, which demands very high processing. The technology of choice for future genetic analyzers will most likely use the polymerase chain reaction (PCR); therefore, high-throughput, high-speed PCR devices have raised enormous interest. Continuous-flow, biphasic PCR can meet these requirements but segmenting∕carrier fluids chemically compatible with the PCR are needed. The present paper compares several fluids in terms of compatibility with PCR and fluidic dynamics in a continuous, two-phase flow microfluidic device, and PCR efficiency was assessed quantitatively. The results represent the first step toward rational fluid design for biphasic continuous PCR.
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Affiliation(s)
- E. J. Walsh
- Stokes Research Institute, University of Limerick, Castletroy, Limerick, Ireland
| | - C. King
- Stokes Research Institute, University of Limerick, Castletroy, Limerick, Ireland
| | - R. Grimes
- Stokes Research Institute, University of Limerick, Castletroy, Limerick, Ireland
| | - A. Gonzalez
- Stokes Research Institute, University of Limerick, Castletroy, Limerick, Ireland
| | - D. Ciobanu
- Stokes Research Institute, University of Limerick, Castletroy, Limerick, Ireland
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