1
|
Yano K, Matsuie Y, Sato A, Okada M, Akimoto T, Sugimoto I. Characterization of plasma polymerized acetonitrile film for fluorescence enhancement and its application to aptamer-based sandwich assay. ANALYTICAL METHODS : ADVANCING METHODS AND APPLICATIONS 2024; 16:5311-5320. [PMID: 39028106 DOI: 10.1039/d4ay00795f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 07/20/2024]
Abstract
Among biosensing systems for sensitive diagnoses fluorescence enhancement techniques have attracted considerable attention. This study constructed a simple multilayered structure comprising a plane metal mirror coated with a plasma-polymerized film (PPF) as an optical interference layer on a glass slide for fluorescence enhancement. Plasma polymerization enables the easy deposition of organic thin films containing functional groups, such as amino groups. This study prepared PPFs using acetonitrile as a monomer, and the influences of washing and the output powers of plasma polymerization on PPF thickness were examined by Fourier transform infrared spectroscopy. This is because controlling the PPF thickness is vital in fluorescence enhancement. Multilayered glass slides prepared using a silver layer with 84 nm-thick acetonitrile PPFs exhibited 11- and 281-fold fluorescence enhancements compared with those obtained from the substrates with a bare surface and only modified by the silver layer, respectively. Oligonucleotides labeled with a thiol group and cyanine5 were successfully immobilized on the multilayered substrates, and the fluorescence of the acetonitrile PPFs was superior to that of the allylamine and cyclopropylamine PPFs. Furthermore, an aptamer-based sandwich assay targeting thrombin was performed on the multilayered glass slides, resulting in an approximately 5.1-fold fluorescence enhancement compared with that obtained from the substrate with a bare surface. Calibration curves revealed the relationship between fluorescence intensity and thrombin concentration of 10-1000 nM. This study demonstrates that PPFs can function as materials for fluorescence enhancement, immobilization for biomaterials, and aptamer-based sandwich assays.
Collapse
Affiliation(s)
- Kazuyoshi Yano
- Graduate School of Bionics, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan.
| | - Yutaro Matsuie
- Graduate School of Bionics, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan.
| | - Ayaka Sato
- School of Bioscience and Biotechnology, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan
| | - Maiko Okada
- Graduate School of Bionics, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan.
| | - Takuo Akimoto
- Graduate School of Bionics, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan.
| | - Iwao Sugimoto
- Graduate School of Computer Sciences, Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo 192-0982, Japan
| |
Collapse
|
2
|
Shirato Y, Hsueh AJ, Ab Mutalib NA, Deng Y, Suematsu R, Kato A, Kearney BM, Kinoshita M, Suzuki H. Bipolar Clark-Type Oxygen Electrode Arrays for Imaging and Multiplexed Measurements of the Respiratory Activity of Cells. ACS OMEGA 2024; 9:10825-10833. [PMID: 38463262 PMCID: PMC10918805 DOI: 10.1021/acsomega.3c09802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/07/2023] [Revised: 01/22/2024] [Accepted: 01/26/2024] [Indexed: 03/12/2024]
Abstract
Various miniature Clark-type oxygen electrodes (COEs), which are typically used to measure dissolved oxygen (DO) concentration in cellular respiration, have been developed since the 1980s. Arrays with individually addressable electrodes that constitute the sensor were used for various applications. However, the large number of leads and contact pads required for connecting the electrodes and the external instrument complicate the electrode layout and make the operation of integrated COE arrays challenging. Here, we fabricated closed bipolar electrochemical systems comprising 6 × 8 and 4 × 4 arrays of COEs for imaging and multiplexed detection. The cathodic compartment was sealed with a hydrophobic oxygen-permeable membrane to separate the internal electrolyte solution from the sample solutions. Using the bipolar Clark-type oxygen electrode (BCOE) arrays and electrochemiluminescence (ECL), we measured the DO concentration at each cathode. The results revealed that the ECL intensity changed linearly with the DO concentration. In addition, we used ECL imaging to investigate the respiratory activity of Escherichia coli (E. coli) and Pseudomonas aeruginosa (P. aeruginosa) in suspensions with different cell densities. The ECL images showed that the ECL intensity changed noticeably with the bacterial density. The bacterial respiratory activity was then qualitatively analyzed based on the ECL images acquired successively over a time duration. Further, we measured the antibiotic efficacy of piperacillin, oxacillin, gentamicin, and cefmetazole against E. coli and P. aeruginosa using the BCOE. We found that the ECL intensity increased with the antibiotic concentration, thus indicating the suppression of the bacterial respiratory activity.
Collapse
Affiliation(s)
- Yusuke Shirato
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - An-Ju Hsueh
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - Nurul Asyikeen Ab Mutalib
- Graduate
School of Pure and Applied Sciences, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
- Department
of Biomedical Engineering, Faculty of Engineering, Universiti Malaya, Kuala Lumpur 50603, Malaysia
| | - Yi Deng
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - Ryohei Suematsu
- Department
of Immunology and Microbiology, National
Defense Medical College, Namiki 3-2, Tokorozawa 359-8513, Japan
| | - Azusa Kato
- Department
of Immunology and Microbiology, National
Defense Medical College, Namiki 3-2, Tokorozawa 359-8513, Japan
| | - Bradley M. Kearney
- Department
of Immunology and Microbiology, National
Defense Medical College, Namiki 3-2, Tokorozawa 359-8513, Japan
| | - Manabu Kinoshita
- Department
of Immunology and Microbiology, National
Defense Medical College, Namiki 3-2, Tokorozawa 359-8513, Japan
| | - Hiroaki Suzuki
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
- Graduate
School of Pure and Applied Sciences, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
- Faculty
of Pure and Applied Sciences, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| |
Collapse
|
3
|
Hsueh AJ, Mutalib NA, Shirato Y, Suzuki H. Bipolar Electrode Arrays for Chemical Imaging and Multiplexed Sensing. ACS OMEGA 2022; 7:20298-20305. [PMID: 35721987 PMCID: PMC9202012 DOI: 10.1021/acsomega.2c02298] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/13/2022] [Accepted: 05/19/2022] [Indexed: 06/15/2023]
Abstract
Bipolar electrodes (BPEs) with arrays of cathodic and anodic poles were developed for use in closed bipolar systems. To increase the number of BPEs in the array, the anodic and cathodic poles were connected with each other using thin leads. A further increase in the number of BPEs was achieved by forming the cathodic and anodic poles of the BPEs and the leads in different layers. A device with 9 × 10 arrays of cathodes and anodes was thus realized. When using this device to sense hydrogen peroxide (H2O2), the sensitivity and linear range of calibration plots could be adjusted by changing the driving voltage and the area ratio between the cathodic and anodic poles. The devices were used to image H2O2 and obtain time-lapse images for the diffusion and dilution of H2O2. Furthermore, DNA detection was demonstrated using an electroactive intercalator. The sensitivity could be improved by making the anodic poles smaller with respect to the cathodic pole and concentrating the electrochemiluminescence (ECL) in a small area. The ECL intensity changed according to the target DNA concentration in the solution.
Collapse
Affiliation(s)
- An-Ju Hsueh
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - Nurul Asyikeen
Ab Mutalib
- Graduate
School of Pure and Applied Sciences, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - Yusuke Shirato
- Graduate
School of Science and Technology, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| | - Hiroaki Suzuki
- Faculty
of Pure and Applied Sciences, University
of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan
| |
Collapse
|
4
|
Kang YE, Seong KY, Yim SG, Lee Y, An SM, Kim SC, Kim K, An BS, Lee KS, Yang SY. Nanochannel-driven rapid capture of sub-nanogram level biomarkers for painless preeclampsia diagnosis. Biosens Bioelectron 2020; 163:112281. [PMID: 32568694 DOI: 10.1016/j.bios.2020.112281] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2020] [Revised: 04/28/2020] [Accepted: 05/06/2020] [Indexed: 12/28/2022]
Abstract
Preeclampsia (PE) is a pregnancy-specific hypertensive syndrome recognized as the leading cause of maternal and fetal morbidity and mortality worldwide. Painful blood-collection procedures or low accuracy of non-invasive approaches require faster, patient-friendly, and more sensitive diagnostic technologies. Here we report a painless, highly sensitive detection platform using nanoporous microneedles (nMNs) that enables rapid capture of biomarkers present at sub-nanogram levels. The highly porous nanostructures on the nMN surface were prepared by anodization of aluminum MN and then functionalized by immobilization of capture antibodies to detect target biomarkers based on an immunoassay method. The immuno-functionalized nMN array demonstrated rapid capture of an estrogen (E2) biomarker for PE following a 1-min incubation and exhibited a concentration-dependent change in fluorescence intensity over the E2 range of 0.5 ng mL-1 to 1000 ng mL-1 after treatment with fluorescence-detection antibodies. Remarkably, the nMN patch selectively detected sub-nanogram-levels of E2 in subcutaneous interstitial fluid from rats with increased diagnostic accuracy as compared with commercial immunoassay kits. This bio-functionalized nMN platform showed improved biosensing capability for multiple PE-related biomarkers, including hormones and proteins. Furthermore, this painless method demonstrated efficacy as a point-of-need diagnostic platform using portable smartphone-based fluorescence microscope to obtain fluorescence images of biomarker-captured nMN arrays.
Collapse
Affiliation(s)
- Ye-Eun Kang
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Keum-Yong Seong
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Sang-Gu Yim
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Yechan Lee
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Sung-Min An
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Seung Chul Kim
- Department of Obstetrics and Gynecology, Pusan National University School of Medicine, Busan, 49241, Republic of Korea
| | - Kyujung Kim
- Department of Cogno-Mechatronics Engineering, Pusan National University, Busan, 46241, Republic of Korea
| | - Beum-Soo An
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea
| | - Kyu-Sup Lee
- Department of Obstetrics and Gynecology, Pusan National University School of Medicine, Busan, 49241, Republic of Korea
| | - Seung Yun Yang
- Department of Biomaterials Science, Pusan National University, Miryang, 50463, Republic of Korea.
| |
Collapse
|
5
|
Liao Z, Wang J, Zhang P, Zhang Y, Miao Y, Gao S, Deng Y, Geng L. Recent advances in microfluidic chip integrated electronic biosensors for multiplexed detection. Biosens Bioelectron 2018; 121:272-280. [DOI: 10.1016/j.bios.2018.08.061] [Citation(s) in RCA: 68] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2018] [Revised: 08/13/2018] [Accepted: 08/25/2018] [Indexed: 12/11/2022]
|
6
|
Enhancement of Fluorescence-Based Sandwich Immunoassay Using Multilayered Microplates Modified with Plasma-Polymerized Films. SENSORS 2016; 17:s17010037. [PMID: 28029144 PMCID: PMC5298610 DOI: 10.3390/s17010037] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/29/2016] [Revised: 12/21/2016] [Accepted: 12/22/2016] [Indexed: 01/01/2023]
Abstract
A functional modification of the surface of a 96-well microplate coupled with a thin layer deposition technique is demonstrated for enhanced fluorescence-based sandwich immunoassays. The plasma polymerization technique enabling the deposition of organic thin films was employed for the modification of the well surface of a microplate. A silver layer and a plasma-polymerized film were consecutively deposited on the microplate as a metal mirror and the optical interference layer, respectively. When Cy3-labeled antibody was applied to the wells of the resulting multilayered microplate without any immobilization step, greatly enhanced fluorescence was observed compared with that obtained with the unmodified one. The same effect could be also exhibited for an immunoassay targeting antigen directly adsorbed on the multilayered microplate. Furthermore, a sandwich immunoassay for the detection of interleukin 2 (IL-2) was performed with the multilayered microplates, resulting in specific and 88-fold–enhanced fluorescence detection.
Collapse
|
7
|
Dai H, Zhang S, Hong Z, Lin Y. A Potentiometric Addressable Photoelectrochemical Biosensor for Sensitive Detection of Two Biomarkers. Anal Chem 2016; 88:9532-9538. [PMID: 27584697 DOI: 10.1021/acs.analchem.6b02101] [Citation(s) in RCA: 65] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Abstract
It is a great challenge to fabricate multiplex and convenient photoelectrochemical biosensors for ultrasensitive determination of biomarkers. Herein, a fascinating potentiometric addressable photoelectrochemical biosensor was reported for double biomarkers' detection by varying the applied bias in the detection process. In this biosensor, the nanocomposite of cube anatase TiO2 mesocrystals and polyamidoamine dendrimers modified a dual disk electrode as an excellent photoelectrochemical sensing matrix. Subsequently, two important biomarkers in serum for prostate cancer, prostate-specific antigen and human interleukin-6, were immobilized onto the different disks of modified electrode via glutaraldehyde bridges. Then another two photosensitizers, graphitic-carbon-nitride-labeled and CS-AgI-labeled different antibodies, were self-assembled onto the electrode surface by a corresponding competitive immune recognition reaction. The change in photocurrent with the target antigen concentration at different critical voltages enables us to selectively and quantitatively determine targets. The results demonstrated that this potentiometric addressable photoelectrochemical biosensing strategy not only has great promise as a new point-of-care diagnostic tool for early detection of prostate cancer but also can be conveniently expanded to multiplex biosensing by simply change biomarkers. More importantly, this work provides an unambiguous operating guideline of multiplex photoelectrochemical immunoassay.
Collapse
Affiliation(s)
- Hong Dai
- College of Chemistry and Chemical Engineering, Fujian Normal University , Fuzhou 350108, P. R. China
| | - Shupei Zhang
- College of Chemistry and Chemical Engineering, Fujian Normal University , Fuzhou 350108, P. R. China
| | - Zhensheng Hong
- College of Physics and Energy, Fujian Normal University , Fuzhou 350108, P. R. China
| | - Yanyu Lin
- College of Chemistry and Chemical Engineering, Fujian Normal University , Fuzhou 350108, P. R. China
| |
Collapse
|
8
|
Fang S, Dong X, Liu S, Penng D, He L, Wang M, Fu G, Feng X, Zhang Z. A label-free multi-functionalized electrochemical aptasensor based on a Fe3O4@3D-rGO@plasma-polymerized (4-vinyl pyridine) nanocomposite for the sensitive detection of proteins in whole blood. Electrochim Acta 2016. [DOI: 10.1016/j.electacta.2016.06.128] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
|
9
|
Multiplexed electrochemical immunosensor for label-free detection of cardiac markers using a carbon nanofiber array chip. J Electroanal Chem (Lausanne) 2016. [DOI: 10.1016/j.jelechem.2016.04.034] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
|
10
|
Kokkinos C, Economou A, Prodromidis MI. Electrochemical immunosensors: Critical survey of different architectures and transduction strategies. Trends Analyt Chem 2016. [DOI: 10.1016/j.trac.2015.11.020] [Citation(s) in RCA: 96] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
|
11
|
Signal Amplification in Field Effect-Based Sandwich Enzyme-Linked Immunosensing by Tuned Buffer Concentration with Ionic Strength Adjuster. Appl Biochem Biotechnol 2016; 179:168-78. [DOI: 10.1007/s12010-016-1986-y] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/17/2015] [Accepted: 01/07/2016] [Indexed: 10/22/2022]
|
12
|
Zhao J, Guo Z, Guo J, Wang J, Zhang Y. Electrochemical detection of two tumor markers based on functionalized polypyrrole microspheres as immunoprobes. RSC Adv 2016. [DOI: 10.1039/c6ra01773h] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
(A) represents the preparation of the labels and (B) represents the immunosensor preparation and detection principle.
Collapse
Affiliation(s)
- Junqing Zhao
- College of Chemistry and Materials Science
- The Key Laboratory of Functional Molecular Solids
- Ministry of Education
- Anhui Laboratory of Molecule-Based Materials and Anhui Key Laboratory of Chemo-Biosensing
- Anhui Normal University
| | - Zilin Guo
- College of Chemistry and Materials Science
- The Key Laboratory of Functional Molecular Solids
- Ministry of Education
- Anhui Laboratory of Molecule-Based Materials and Anhui Key Laboratory of Chemo-Biosensing
- Anhui Normal University
| | - Jinjin Guo
- College of Chemistry and Materials Science
- The Key Laboratory of Functional Molecular Solids
- Ministry of Education
- Anhui Laboratory of Molecule-Based Materials and Anhui Key Laboratory of Chemo-Biosensing
- Anhui Normal University
| | - Junchun Wang
- College of Chemistry and Materials Science
- The Key Laboratory of Functional Molecular Solids
- Ministry of Education
- Anhui Laboratory of Molecule-Based Materials and Anhui Key Laboratory of Chemo-Biosensing
- Anhui Normal University
| | - Yuzhong Zhang
- College of Chemistry and Materials Science
- The Key Laboratory of Functional Molecular Solids
- Ministry of Education
- Anhui Laboratory of Molecule-Based Materials and Anhui Key Laboratory of Chemo-Biosensing
- Anhui Normal University
| |
Collapse
|
13
|
Hori N, Chikae M, Kirimura H, Takamura Y. pH dependence of non-specific adsorption and detection solution in electrochemical metalloimmunoassay using antibody–silver nanoparticle conjugates. SENSING AND BIO-SENSING RESEARCH 2015. [DOI: 10.1016/j.sbsr.2015.07.003] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/01/2022] Open
|
14
|
Paleček E, Tkáč J, Bartošík M, Bertók T, Ostatná V, Paleček J. Electrochemistry of nonconjugated proteins and glycoproteins. Toward sensors for biomedicine and glycomics. Chem Rev 2015; 115:2045-108. [PMID: 25659975 PMCID: PMC4360380 DOI: 10.1021/cr500279h] [Citation(s) in RCA: 215] [Impact Index Per Article: 23.9] [Reference Citation Analysis] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2014] [Indexed: 02/07/2023]
Affiliation(s)
- Emil Paleček
- Institute
of Biophysics Academy of Science of the Czech Republic, v.v.i., Královopolská
135, 612 65 Brno, Czech Republic
| | - Jan Tkáč
- Institute
of Chemistry, Slovak Academy of Sciences, Dúbravská cesta 9, 845 38 Bratislava, Slovakia
| | - Martin Bartošík
- Regional
Centre for Applied Molecular Oncology, Masaryk
Memorial Cancer Institute, Žlutý kopec 7, 656 53 Brno, Czech Republic
| | - Tomáš Bertók
- Institute
of Chemistry, Slovak Academy of Sciences, Dúbravská cesta 9, 845 38 Bratislava, Slovakia
| | - Veronika Ostatná
- Institute
of Biophysics Academy of Science of the Czech Republic, v.v.i., Královopolská
135, 612 65 Brno, Czech Republic
| | - Jan Paleček
- Central
European Institute of Technology, Masaryk
University, Kamenice
5, 625 00 Brno, Czech Republic
| |
Collapse
|
15
|
Tao W, Ai Y, Liu S, Lun CW, Yung PT. Determination of Alpha-Fetoprotein by a Microfluidic Miniature Quartz Crystal Microbalance. ANAL LETT 2015. [DOI: 10.1080/00032719.2014.968927] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
|
16
|
Ultrasensitive simultaneous detection of four biomarkers based on hybridization chain reaction and biotin-streptavidin signal amplification strategy. Biosens Bioelectron 2014; 68:42-48. [PMID: 25562732 DOI: 10.1016/j.bios.2014.12.023] [Citation(s) in RCA: 105] [Impact Index Per Article: 10.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2014] [Revised: 11/23/2014] [Accepted: 12/08/2014] [Indexed: 11/23/2022]
Abstract
A sandwich-type electrochemical immunosensor based on redox probe tags identification technology for ultrasensitive simultaneous detection of four antigens was proposed. In this project, well-distributed graphene/gold (GR-Au) hybrid film was acquired through one-step codeposition in an electrode surface and served as the base substrate for immobilizing capture antibodies (Ab1). Hybridization chain reaction (HCR) and biotin/streptavidin (B/SA), combining with gold magnetic nanoparticles were applied to increase the immobilization amount of signal tags in detection antibody (Ab2) bioconjugates. To verify this strategy, four representative biomarkers, a-fetoprotein (AFP), carcinoembryonic antigen (CEA), carbohydrate antigen (CA)125 and prostate special antigen (PSA), were used as model analytes. The resulting immunosensor could simultaneously detect four antigens in single-pass differential pulse voltammetry (DPV) scan, and exhibited obviously improved senstivity compared to previous similar immunosensors, displayed good linear relationships in the ranges from 0.2 to 800 pg/mL for AFP, 0.2 to 600 pg/mL for CEA, 0.2 to 1000 pg/mL for CA125, 0.2 to 800 pg/mL for PSA and with detection limits of 62, 48, 77 and 60 fg/mL, respectively.
Collapse
|
17
|
Zhao C, Wu J, Ju H, Yan F. Multiplexed electrochemical immunoassay using streptavidin/nanogold/carbon nanohorn as a signal tag to induce silver deposition. Anal Chim Acta 2014; 847:37-43. [DOI: 10.1016/j.aca.2014.07.035] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/09/2013] [Revised: 07/21/2014] [Accepted: 07/22/2014] [Indexed: 12/20/2022]
|
18
|
Díaz-González M, Muñoz-Berbel X, Jiménez-Jorquera C, Baldi A, Fernández-Sánchez C. Diagnostics Using Multiplexed Electrochemical Readout Devices. ELECTROANAL 2014. [DOI: 10.1002/elan.201400015] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
|
19
|
Cui Z, Wu D, Zhang Y, Ma H, Li H, Du B, Wei Q, Ju H. Ultrasensitive electrochemical immunosensors for multiplexed determination using mesoporous platinum nanoparticles as nonenzymatic labels. Anal Chim Acta 2013; 807:44-50. [PMID: 24356219 DOI: 10.1016/j.aca.2013.11.025] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2013] [Revised: 10/08/2013] [Accepted: 11/12/2013] [Indexed: 02/06/2023]
Abstract
An ultrasensitive multiplexed immunoassay method was developed at a disposable immunosensor array using mesoporous platinum nanoparticles (M-Pt NPs) as nonenzymatic labels. M-Pt NPs were prepared by ultrasonic method and employed to label the secondary antibody (Ab2) for signal amplification. The immunosensor array was constructed by covalently immobilizing capture antibody (Ab1) on graphene modified screen printed carbon electrodes (SPECs). After the sandwich-type immunoreactions, the M-Pt-Ab2 was bound to immunosensor surface to catalyze the electro-reduction of H2O2 reaction, which produced detectable signals for readout of analytes. Using breast cancer related panel of tumor markers (CA125, CA153 and CEA) as model analytes, this method showed wide linear ranges of over 4 orders of magnitude with the detection limits of 0.002 U mL(-1), 0.001 U mL(-1) and 7.0 pg mL(-1) for CA125, CA153 and CEA, respectively. The disposable immunosensor array possessed excellent clinical value in cancer screening as well as convenient point of care diagnostics.
Collapse
Affiliation(s)
- Zhentao Cui
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - Dan Wu
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - Yong Zhang
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - Hongmin Ma
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - He Li
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - Bin Du
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China
| | - Qin Wei
- Key Laboratory of Chemical Sensing & Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, China.
| | - Huangxian Ju
- State Key Laboratory of Analytical Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing 210093, China.
| |
Collapse
|
20
|
Zhu Q, Chai Y, Yuan R, Zhuo Y. Simultaneous detection of four biomarkers with one sensing surface based on redox probe tagging strategy. Anal Chim Acta 2013; 800:22-8. [DOI: 10.1016/j.aca.2013.08.039] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/06/2013] [Revised: 08/20/2013] [Accepted: 08/27/2013] [Indexed: 11/29/2022]
|
21
|
Zong C, Wu J, Xu J, Ju H, Yan F. Multilayer hemin/G-quadruplex wrapped gold nanoparticles as tag for ultrasensitive multiplex immunoassay by chemiluminescence imaging. Biosens Bioelectron 2013; 43:372-8. [DOI: 10.1016/j.bios.2012.12.051] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2012] [Revised: 11/28/2012] [Accepted: 12/23/2012] [Indexed: 10/27/2022]
|
22
|
Amperometric immunosensor for simultaneous detection of three analytes in one interface using dual functionalized graphene sheets integrated with redox-probes as tracer matrixes. Biosens Bioelectron 2013; 43:440-5. [DOI: 10.1016/j.bios.2012.12.030] [Citation(s) in RCA: 47] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/19/2012] [Revised: 12/04/2012] [Accepted: 12/14/2012] [Indexed: 11/17/2022]
|
23
|
Hasanzadeh M, Shadjou N, Omidinia E, Eskandani M, de la Guardia M. Mesoporous silica materials for use in electrochemical immunosensing. Trends Analyt Chem 2013. [DOI: 10.1016/j.trac.2012.12.017] [Citation(s) in RCA: 53] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
|
24
|
Han KN, Li CA, Seong GH. Microfluidic chips for immunoassays. ANNUAL REVIEW OF ANALYTICAL CHEMISTRY (PALO ALTO, CALIF.) 2013; 6:119-41. [PMID: 23495732 DOI: 10.1146/annurev-anchem-062012-092616] [Citation(s) in RCA: 99] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/23/2023]
Abstract
The use of microfluidic chips for immunoassays has been extensively explored in recent years. The combination of immunoassays and microfluidics affords a promising platform for multiple, sensitive, and automatic point-of-care (POC) diagnostics. In this review, we focus on the description of recent achievements in microfluidic chips for immunoassays categorized by their detection method. Following a brief introduction to the basic principles of each detection method, we examine current microfluidic immunosensor detection systems in detail. We also highlight interesting strategies for sensitive immunosensing configurations, multiplexed analysis, and POC diagnostics in microfluidic immunosensors.
Collapse
Affiliation(s)
- Kwi Nam Han
- Department of Bionanoengineering, Hanyang University, Ansan 426-791, South Korea.
| | | | | |
Collapse
|
25
|
Zhu Q, Yuan R, Chai Y, Han J, Li Y, Liao N. A novel amperometric immunosensor constructed with gold–platinum nanoparticles and horseradish peroxidase nanoparticles as well as nickel hexacyanoferrates nanoparticles. Analyst 2013; 138:620-6. [DOI: 10.1039/c2an36085c] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
|
26
|
|
27
|
Huang Y, Zhao S, Shi M, Liu J, Liang H. Microchip electrophoresis coupled with on-line magnetic separation and chemiluminescence detection for multiplexed immunoassay. Electrophoresis 2012; 33:1198-204. [DOI: 10.1002/elps.201100543] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
| | - Shulin Zhao
- Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education),; College of Chemistry and Chemical Engineering; Guangxi Normal University; Guilin; China
| | - Ming Shi
- Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education),; College of Chemistry and Chemical Engineering; Guangxi Normal University; Guilin; China
| | - Jinwen Liu
- Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education),; College of Chemistry and Chemical Engineering; Guangxi Normal University; Guilin; China
| | - Hong Liang
- Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education),; College of Chemistry and Chemical Engineering; Guangxi Normal University; Guilin; China
| |
Collapse
|
28
|
Lai G, Wang L, Wu J, Ju H, Yan F. Electrochemical stripping analysis of nanogold label-induced silver deposition for ultrasensitive multiplexed detection of tumor markers. Anal Chim Acta 2012; 721:1-6. [DOI: 10.1016/j.aca.2012.01.048] [Citation(s) in RCA: 74] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/02/2011] [Revised: 01/20/2012] [Accepted: 01/25/2012] [Indexed: 01/08/2023]
|
29
|
Zong C, Wu J, Wang C, Ju H, Yan F. Chemiluminescence Imaging Immunoassay of Multiple Tumor Markers for Cancer Screening. Anal Chem 2012; 84:2410-5. [DOI: 10.1021/ac203179g] [Citation(s) in RCA: 150] [Impact Index Per Article: 12.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Chen Zong
- State Key Laboratory of Analytical
Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing 210093, Peopleʼs
Republic of China
| | - Jie Wu
- State Key Laboratory of Analytical
Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing 210093, Peopleʼs
Republic of China
| | - Chen Wang
- State Key Laboratory of Analytical
Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing 210093, Peopleʼs
Republic of China
| | - Huangxian Ju
- State Key Laboratory of Analytical
Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing 210093, Peopleʼs
Republic of China
| | - Feng Yan
- Jiangsu Institute of Cancer Prevention and Cure, Nanjing 210009, Peopleʼs
Republic of China
| |
Collapse
|
30
|
Yokokawa M, Fukuda J, Suzuki H. ELECTROCHEMISTRY 2012; 80:424-428. [DOI: 10.5796/electrochemistry.80.424] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] Open
|
31
|
Seo JH, Lee HY, Cha HJ. Characterization of the GM1 pentasaccharide–Vibrio cholera toxin interaction using a carbohydrate-based electrochemical system. Analyst 2012; 137:2860-5. [DOI: 10.1039/c2an16221k] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
|
32
|
Qi H, Ling C, Ma Q, Gao Q, Zhang C. Sensitive electrochemical immunosensor array for the simultaneous detection of multiple tumor markers. Analyst 2012; 137:393-9. [DOI: 10.1039/c1an15698e] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
|
33
|
Singh KV, Bhura DK, Nandamuri G, Whited AM, Evans D, King J, Solanki R. Nanoparticle-enhanced sensitivity of a nanogap-interdigitated electrode array impedimetric biosensor. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2011; 27:13931-9. [PMID: 21942636 DOI: 10.1021/la202546a] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/20/2023]
Abstract
Interdigitated electrode (IDE) arrays with nanometer-scale gaps have been utilized to enhance the sensitivity of affinity-based detection. The geometry of nanogap IDEs was first optimized on the basis of simulations of the electric field and current density. It was determined that the gap (G) between the electrodes was the most important geometric parameter in determining the distribution and strength of the electric field and the current density compared to the width (W) and height (H) of the IDEs. Several devices were materialized and analyzed for their sensitivity to the electrochemical environment using faradic electrochemical impedance spectroscopy (EIS) as the detection technique. Nanogap optimized IDEs were then employed as biosensors for the label-free, affinity-based detection of antitissue transglutaminase antibodies (αtTG-Abs), a biomarker for the detection of autoimmune disorder celiac sprue, triggered by ingesting gluten. The label-free biosensor assay was found to be less sensitive compared to on-chip ELISA. Gold nanoparticles (GNPs) were then employed to improve the sensitivity of the nanogap IDE-based biosensor. With GNPs, the transducer sensitivity increased by 350% over that of label-free detection. The suitability of nanogap IDEs as biosensor transducers for EIS in label-free and GNP-labeled formats was established. The immunobiosensor assay detection sensitivity with the GNPs was found comparable to ELISA.
Collapse
Affiliation(s)
- Kanwar V Singh
- Department of Physics, Portland State University, 1719 SW 10th Avenue, SB2 Room 134, Portland, Oregon 97201, United States.
| | | | | | | | | | | | | |
Collapse
|
34
|
Simultaneous detection of dual proteins using quantum dots coated silica nanoparticles as labels. Biosens Bioelectron 2011; 28:314-9. [DOI: 10.1016/j.bios.2011.07.045] [Citation(s) in RCA: 78] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2011] [Revised: 07/14/2011] [Accepted: 07/17/2011] [Indexed: 11/19/2022]
|
35
|
Disposable immunosensor array for ultrasensitive detection of tumor markers using glucose oxidase-functionalized silica nanosphere tags. Biosens Bioelectron 2011; 26:3782-7. [DOI: 10.1016/j.bios.2011.02.032] [Citation(s) in RCA: 63] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2010] [Revised: 02/16/2011] [Accepted: 02/18/2011] [Indexed: 11/23/2022]
|
36
|
|
37
|
Bonilla D, Mallén M, de la Rica R, Fernández-Sánchez C, Baldi A. Electrical Readout of Protein Microarrays on Regular Glass Slides. Anal Chem 2011; 83:1726-31. [DOI: 10.1021/ac102938z] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Diana Bonilla
- Instituto de Microelectrónica de Barcelona, IMB-CNM (CSIC), Campus UAB, 08193, Bellaterra, Spain
| | - Maria Mallén
- Instituto de Microelectrónica de Barcelona, IMB-CNM (CSIC), Campus UAB, 08193, Bellaterra, Spain
| | - Roberto de la Rica
- Supramolecular Chemistry and Technology, MESA+ Institute for Nanotechnology, University of Twente, Enschede, The Netherlands
| | - César Fernández-Sánchez
- Instituto de Microelectrónica de Barcelona, IMB-CNM (CSIC), Campus UAB, 08193, Bellaterra, Spain
| | - Antonio Baldi
- Instituto de Microelectrónica de Barcelona, IMB-CNM (CSIC), Campus UAB, 08193, Bellaterra, Spain
| |
Collapse
|
38
|
ZHANG Y, XU Q, PENG Q, CAO Z, WANG X, LU J. Magnetic Beads-based Chemiluminescence Substrate-resolved Duplex Immunoassay for Sequential Detection of Two Ischemic Stroke Markers with Two Orders of Concentration Difference. ANAL SCI 2011; 27:739. [DOI: 10.2116/analsci.27.739] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Affiliation(s)
| | - Qian XU
- School of Pharmacy, Fudan University
| | | | | | - Xin WANG
- Zhongshan Hospital, Fudan University
| | | |
Collapse
|
39
|
Rusling JF, Kumar CV, Gutkind JS, Patel V. Measurement of biomarker proteins for point-of-care early detection and monitoring of cancer. Analyst 2010; 135:2496-511. [PMID: 20614087 DOI: 10.1039/c0an00204f] [Citation(s) in RCA: 361] [Impact Index Per Article: 25.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
This critical review evaluates progress toward viable point-of-care protein biomarker measurements for cancer detection and diagnostics. The ability to measure panels of specific, selective cancer biomarker proteins in physicians' surgeries and clinics has the potential to revolutionize cancer detection, monitoring, and therapy. The dream envisions reliable, cheap, automated, technically undemanding devices that can analyze a patient's serum or saliva in a clinical setting, allowing on-the-spot diagnosis. Existing commercial products for protein assays are reliable in laboratory settings, but have limitations for point-of-care applications. A number of ultrasensitive immunosensors and some arrays have been developed, many based on nanotechnology. Multilabel detection coupled with high capture molecule density in immunosensors and arrays seems to be capable of detecting a wide range of protein concentrations with sensitivity ranging into the sub pg mL(-1) level. Multilabel arrays can be designed to detect both high and ultralow abundance proteins in the same sample. However, only a few of the newer ultrasensitive methods have been evaluated with real patient samples, which is key to establishing clinical sensitivity and selectivity.
Collapse
Affiliation(s)
- James F Rusling
- Department of Chemistry, University of Connecticut, 55 North Eagleville Road, Storrs, Connecticut 06269, USA.
| | | | | | | |
Collapse
|
40
|
Munge BS, Fisher J, Millord LN, Krause CE, Dowd RS, Rusling JF. Sensitive electrochemical immunosensor for matrix metalloproteinase-3 based on single-wall carbon nanotubes. Analyst 2010; 135:1345-50. [PMID: 20358056 PMCID: PMC2923849 DOI: 10.1039/c0an00028k] [Citation(s) in RCA: 48] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A novel electrochemical immunosensor for the detection of matrix metalloproteinase-3 (MMP-3), a cancer biomarker protein, based on vertically aligned single-wall carbon nanotube (SWCNT) arrays is presented. Detection was based on a sandwich immunoassay consisting of horseradish peroxidase (14-16 labels) conjugated to a secondary antibody and/or a polymer bead loaded with multi-enzyme labels. Performance was optimized by effective minimization of non-specific binding (NSB) events using Bovine serum albumin (BSA), Tween-20 and optimization of the primary antibody and secondary antibody concentrations. Results provided a detection limit of 0.4 ng mL(-1) (7.7 pM) for the 14-16 label sensor protocol and 4 pg mL(-1) (77 fM) using a multiply enzyme labeled polymeric bead amplification strategy in 10 microL of calf serum. This immunosensor based on SWCNT arrays offers great promise for a rapid, simple, cost-effective method for clinical screening of cancer biomarkers for point-of-care diagnosis.
Collapse
Affiliation(s)
- Bernard S Munge
- Salve Regina University, Department of Chemistry, Newport, Rhode Island 02840-4192, USA.
| | | | | | | | | | | |
Collapse
|
41
|
Lee HJ, Lee SH, Yasukawa T, Ramón-Azcón J, Mizutani F, Ino K, Shiku H, Matsue T. Rapid and simple immunosensing system for simultaneous detection of tumor markers based on negative-dielectrophoretic manipulation of microparticles. Talanta 2010; 81:657-63. [DOI: 10.1016/j.talanta.2009.12.058] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/10/2009] [Revised: 12/25/2009] [Accepted: 12/28/2009] [Indexed: 11/16/2022]
|
42
|
Chen H, Jiang C, Yu C, Zhang S, Liu B, Kong J. Protein chips and nanomaterials for application in tumor marker immunoassays. Biosens Bioelectron 2009; 24:3399-411. [DOI: 10.1016/j.bios.2009.03.020] [Citation(s) in RCA: 100] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/18/2008] [Revised: 03/13/2009] [Accepted: 03/13/2009] [Indexed: 11/29/2022]
|
43
|
Yang Z, Liu H, Zong C, Yan F, Ju H. Automated Support-Resolution Strategy for a One-Way Chemiluminescent Multiplex Immunoassay. Anal Chem 2009; 81:5484-9. [DOI: 10.1021/ac900724m] [Citation(s) in RCA: 77] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Affiliation(s)
- Zhanjun Yang
- Key Laboratory of Analytical Chemistry for Life Science (Ministry of Education of China), Department of Chemistry, Nanjing University, Nanjing 210093, and Jiangsu Institute of Cancer Research, Nanjing 210009, P.R. China
| | - Hong Liu
- Key Laboratory of Analytical Chemistry for Life Science (Ministry of Education of China), Department of Chemistry, Nanjing University, Nanjing 210093, and Jiangsu Institute of Cancer Research, Nanjing 210009, P.R. China
| | - Chen Zong
- Key Laboratory of Analytical Chemistry for Life Science (Ministry of Education of China), Department of Chemistry, Nanjing University, Nanjing 210093, and Jiangsu Institute of Cancer Research, Nanjing 210009, P.R. China
| | - Feng Yan
- Key Laboratory of Analytical Chemistry for Life Science (Ministry of Education of China), Department of Chemistry, Nanjing University, Nanjing 210093, and Jiangsu Institute of Cancer Research, Nanjing 210009, P.R. China
| | - Huangxian Ju
- Key Laboratory of Analytical Chemistry for Life Science (Ministry of Education of China), Department of Chemistry, Nanjing University, Nanjing 210093, and Jiangsu Institute of Cancer Research, Nanjing 210009, P.R. China
| |
Collapse
|
44
|
Rusling JF, Sotzing G, Papadimitrakopoulosa F. Designing nanomaterial-enhanced electrochemical immunosensors for cancer biomarker proteins. Bioelectrochemistry 2009; 76:189-94. [PMID: 19403342 DOI: 10.1016/j.bioelechem.2009.03.011] [Citation(s) in RCA: 97] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2008] [Revised: 03/23/2009] [Accepted: 03/23/2009] [Indexed: 11/30/2022]
Abstract
Detection of multiple cancer biomarker proteins in human serum and tissue at point-of-care is a viable approach for early cancer detection, but presents a major challenge to bioanalytical device development. This article reviews recent approaches developed in our laboratories combining nanoparticle decorated electrodes and multilabeled secondary antibody labeled particles to achieve high sensitivity for the detection of cancer biomarker proteins. Two nanomaterial-based sensor platforms were used: (a) upright single wall carbon nanotube forests and (b) layers of densely packed 5 nm gold nanoparticles. Both platforms feature pendant carboxylate groups for easy attachment of enzymes or antibodies by amidization. In quality performance tests, the biocatalytic responses for determination of hydrogen peroxide of AuNP layers with attached horseradish peroxidase (HRP) on electrodes gave somewhat better detection limit and sensitivity than single wall carbon nanotube (SWNT) forest platforms with HRP attached. Evaluation of these sensors as platforms for sandwich immunoassays for cancer biomarker prostate specific antigen (PSA) in serum showed that both approaches gave accurate results for human serum samples from cancer patients. The best detection limit (0.5 pg mL(-1)) and sensitivity were obtained by combining the AuNP immunosensors with binding of 1 mum diameter magnetic particles decorated with secondary antibodies and 7500 HRP labels.
Collapse
Affiliation(s)
- James F Rusling
- Department of Chemistry, University of Connecticut, Storrs, CT 06269-3060, USA.
| | | | | |
Collapse
|
45
|
Nagaraj NS. Evolving 'omics' technologies for diagnostics of head and neck cancer. BRIEFINGS IN FUNCTIONAL GENOMICS AND PROTEOMICS 2009; 8:49-59. [PMID: 19273537 DOI: 10.1093/bfgp/elp004] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
Squamous cell carcinoma of head and neck (SCCHN) is the sixth most common malignancy and is a major cause of cancer morbidity and mortality worldwide. As with most solid cancers, the cure rate for SCCHN is excellent if tumors are diagnosed early in the course of the disease. Early diagnosis of cancer remains difficult because of the lack of specific symptoms in early disease as well as the limited understanding of etiology and oncogenesis. Advances in proteomics and genomics contribute to the understanding of the pathophysiology of neoplasia, cancer diagnosis and anticancer drug discovery. The powerful 'omics' technologies have opened new avenues towards biomarker discovery, identification of signaling molecules associated with cell growth, cell death, cellular metabolism and early detection of cancer. Analysis of tumor-specific omics profiles provided a unique opportunity to diagnose, classify, and detect malignant disease; to better understand and define the behavior of specific tumors; and to provide direct and targeted therapy. These technologies however still require integration and standardization of techniques and validation against accepted clinical and pathologic parameters. This article provides a summary of technologies, potential clinical applications, and challenges of omics in head and neck cancer.
Collapse
Affiliation(s)
- Nagathihalli S Nagaraj
- Department of Surgery, Division of Surgical Oncology, Vanderbilt University School of Medicine, 21st Ave S., Nashville, TN 37232, USA.
| |
Collapse
|
46
|
Biosensors for cancer markers diagnosis. Semin Cell Dev Biol 2009; 20:55-62. [DOI: 10.1016/j.semcdb.2009.01.015] [Citation(s) in RCA: 349] [Impact Index Per Article: 23.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2008] [Accepted: 01/23/2009] [Indexed: 11/20/2022]
|
47
|
Kang H, Miao J, Cao Z, Lu J. Homogeneous temperature- and substrate-resolved technology for a chemiluminescence multianalyte immunoassay. Analyst 2009; 134:2246-52. [DOI: 10.1039/b910689h] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
|
48
|
Yang Y, Zhong Z, Liu H, Zhu T, Wu J, Li M, Wang D. Double-Layer Nanogold and Double-Strand DNA-Modified Electrode for Electrochemical Immunoassay of Cancer Antigen 15-3. ELECTROANAL 2008. [DOI: 10.1002/elan.200804373] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
49
|
Highly sensitive electrochemical detection of immunospecies based on combination of Fc label and PPD film/gold nanoparticle amplification. Biosens Bioelectron 2008; 24:129-35. [DOI: 10.1016/j.bios.2008.03.017] [Citation(s) in RCA: 47] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/11/2007] [Revised: 03/02/2008] [Accepted: 03/19/2008] [Indexed: 11/21/2022]
|
50
|
Peng Y, Shi M, Kong J. Detection of Biomarkers for Liver Fibrosis Using High-Throughput Electrochemical Microimmunosensor. ELECTROANAL 2008. [DOI: 10.1002/elan.200804250] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|