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Detection of transferrin by using a surface plasmon resonance sensor functionalized with a boronic acid monolayer

Publication year: 2017
Authors: Yanchao Mayang 1,2, Xiwen He 1,2, Langxing Chen 1,2, Yukui Zhang 1,2,3
Published in: Microchimica Acta, 2017, Vol. 184 (8), p. 2749–2757
A surface plasmon resonance sensor whose surface has been modified with boronic acid groups was developed in order to bind and detect transferrin. 4-Mercaptophenylboronic acid (4-MPBA) was utilized [...]

Effect of Ionic Strength and Surface Charge Density on the Kinetics of Cellulose Nanocrystal Thin Film Swelling

Publication year: 2017
Authors: Reid M.S. 1, Kedzior S.A. 1, Villalobos M. 2, Cranston E.D. 1
Published in: Langmuir, 2017, Vol. 33 (30), p. 7403–7411
This work explores cellulose nanocrystal (CNC) thin films (<50 nm) and particle–particle interactions by investigating film swelling in aqueous solutions with varying ionic strength [...]

Taste masking effect of chlorogenic acid (CGA) on bitter drugs evaluated by taste sensor and surface plasmon resonance on the basis of CGA-Drug interactions

Publication year: 2017
Authors: Shiraishi S.1, Haraguchi T., Nakamura S., Li D., Kojima H., Yoshida M., Uchida T.
Published in: Chemical and Pharmaceutical Bulletin, Vol. 65 (2017), No. 2, p. 127-13
The purpose of this study was to evaluate the taste-masking effects of chlorogenic acid (CGA) on bitter drugs using taste sensor measurements and surface plasmon resonance (SPR) analysis of CGA-drug interactions. [...]

Integration of Biorecognition Elements on PEDOT Platforms through Supramolecular Interactions

Publication year: 2017
Authors: Sappia L.D. 1,2, Piccinini E. 3, Marmisollé W. 3, Santilli N. 1, Maza E. 4, Moya S. 4, Battaglini F. 5, Madrid R.E. 1,2, Azzaroni O. 3
Published in: Advanced Materials Interfaces, 2017, 1700502
The rapidly emerging field of organic bioelectronics exploits the functional versatility of conducting polymers to transduce biological recognition events into electronic signals. For the majority of biosensors [...]

Investigation of graphene-on-metal substrates for SPR-based sensor using finite-difference time domain

Publication year: 2017
Authors: Said F. A. 1, Menon P. S. 1, Rajendran V. 2, Shaari S. 1, Majlis B. Y. 1
Published in: IET Nanobiotechnology, 2017, Vol. 11, Issue 8, p. 981 – 986
In this study, the authors investigated the effects of a single layer graphene as a coating layer on top of metal thin films such as silver, gold, aluminum and copper using finite-difference time domain method. [...]

Effect of Molecular Architecture on Cell Interactions and Stealth Properties of PEG

Publication year: 2017
Authors: Ozer I. a,b, Tomak A. c, Zareie H.M. c,d, Baran Y. e,f Bulmus V. a,b
Published in: Biomacromolecules, 2017, Vol. 18 (9), p. 2699–2710
PEGylation, covalent attachment of PEG to therapeutic biomolecules, in which suboptimal pharmacokinetic profiles limiting their therapeutic utility are of concern, is a widely applied technology. However, this technology [...]

Endothelial cells' biophysical, biochemical, and chromosomal aberrancies in high ‐ glucose condition within the diabetic range

Publication year: 2017
Authors: Rezabakhsh A. 1,2, Nabat E. 2,3, Yousefi M. 4, Montazersaheb S. 2,5, Cheraghi O. 6, Mehdizadeh A. 7, Fathi F.8, Movassaghpour A.A. 9, Maleki-DIzaji N. 10, Rahbarghazi R. 2,11, Garjani A. 1,2,10
Published in: Cell Biochemistry & Function, 2017, p. 1-15
To date, many studies have been conducted to find out the underlying mechanisms of hyperglycemia-induced complications in diabetes mellitus, attributed to the cellular pathologies of different cells[...]

Immuno-biosensor for Detection of CD20-Positive Cells Using Surface Plasmon Resonance

Publication year: 2017
Authors: Shanehbandi D. 1,2, Majidi J. 1, Kazemi T. 1,2, Baradaran B. 1, Aghebati-Maleki L. 1,2, Fathi F. 2,3, Ezzati Nazhad Dolatabadi J. 3
Published in: Advanced Pharmaceutical Bulletin, 2017, Vol. 7 (2), p.188-194
Purpose: Surface plasmon resonance (SPR) sensing confers a real-time assessment of molecular interactions between biomolecules and their ligands. This approach is highly sensitive [...]

Interaction of industrially relevant cationic starches with cellulose

Publication year: 2017
Authors: Niegelhell K. a, b, Chemelli A. c, Hobisch J. d, Griesser T. e, Reiter H. b, f, Hirn U. a, f, Spirk S. a, b
Published in: Carbohydrate Polymers, Vol. 179, 2018, p. 290-296
Industrially relevant, commercially available cationic starches have been investigated towards their interaction capacity with cellulose thin films derived from trimethylsilyl cellulose (TMSC). The starches used in this study [...]

Kinetic and thermodynamic study of bovine serum albumin interaction with rifampicin using surface plasmon resonance and molecular docking methods

Publication year: 2017
Authors: Sharifi M. 1, Dolatabadi J.E. 2, Fathi F. 3, Rashidi M. 2, Jafari B. 4, Tajalli H. 1, Rashidi M.R. 2
Published in: Journal of Biomedical Optics, 2017, Vol. 22(3), p.
The interaction of bovine serum albumin (BSA) with various drugs, such as antibiotics, due to the importance of BSA in drug delivery has attracted increasing research attention at present. [...]

Characterization of IFN-γ Detection and Electrochemical Proximity Assay by a Novel Multi-Parametric/Multimodal Spectroscopy Apparatus

Publication year: 2017
Authors: Zhou L., Chin B. A., Simonian A. L.*
Published in: ECS Transactions, 2017, Vol. 80, Issue 10, p. 1565-1570
Functional interfaces play a vital role in biosensing, which requires proper allocation, orientation, conformation, activities and stability to achieve high affinity and stability of the biomolecules. However, the characterization [...]

How Bound and Free Fatty Acids in Cellulose Films Impact Nonspecific Protein Adsorption

Publication year: 2017
Authors: Niegelhell K. a, Suessenbacher M. b, Sattelkow J. c, Plank H. c, Wang Y. d, Zhang K. d, Spirk S. a
Published in: Biomacromolecules, 2017, Vol. 18 (12), p. 4224–4231
The effect of fatty acids and fatty acid esters to impair nonspecific protein adsorption on cellulose thin films is investigated. Thin films are prepared by blending trimethylsilyl cellulose solutions with either cellulose stearoyl ester [...]

Characterization of Covalently Bound Anti-Human Immunoglobulins on Self-Assembled Monolayer Modified Gold Electrodes

Publication year: 2017
Authors: Holzer B. 1, Manoli K. 1, Ditaranto N. 1,2, Macchia E. 1, Tiwari A. 1, Di Franco C. 3, Scamarcio G. 3,4, Palazzo G. 1,2, Torsi L. 1,2
Published in: Advanced Biosystems, 2017
Bioconjugated gold surfaces constitute interesting platforms for biosensing applications. The immobilization of antibodies such as anti-immunoglobulin G and M (anti-IgG and anti-IgM) [...]

The effect of chemical additives on the strength, stiffness and elongation potential of paper

Publication year: 2017
Authors: Strand A. c, Khakalo A. a, Kouko J. b, Oksanen A. b, Ketola A. b, Salminen K. b, Rojas O. a, Retulainen E. b, Sundberg A. c
Published in: Nordic Pulp & Paper Research Journal, 2017, Vol. 32 No. 3, p. 324-335
The effects of wet-end additions of cationic starches and/or carboxymethyl cellulose (CMC) on paper properties was determined by papermaking trials. The aim of this study was to mitigate the distinctive decrease in strength [...]

Phenylboronic-Acid-Based Polymeric Micelles for Mucoadhesive Anterior Segment Ocular Drug Delivery

Publication year: 2016
Authors: Prosperi-Porta G. 1, Kedzior S. 2, Muirhead B. 1, Sheardown H. 1,2
Published in: Biomacromolecules, 2016, Vol. 17(4), p. 1449-57
Topical drug delivery to the front of the eye is extremely inefficient due to effective natural protection mechanisms such as precorneal tear turnover and the relative impermeability of the cornea and sclera tissues. This causes low ocular drug bioavailability, requiring large frequent doses that result in high systemic exposure and side effects.[...]

Dopamine-assisted deposition and zwitteration of hyaluronic acid for the nanoscale fabrication of low-fouling surfaces

Publication year: 2016
Authors: Huijun Ye b, Yinqiang Xia b, Zhiqiang Liu b, Renliang Huang *a, Rongxin Su *b,c,d, Wei Qi b,c,d, Libing Wang *e, Zhimin He b
Published in: Journal of Materials Chemistry B, 2016, Vol. 4, p. 4084-4091
In this study, we proposed a bioinspired approach for the deposition and zwitteration of hyaluronic acid (HA) with a reduced glutathione (GSH) to form a composite layer that functions as a low fouling coating. [...]

Lignocellulosic Materials and their Interactions with Proteins and Surface Active Molecules

Publication year: 2016
Authors: Fritz C.
Published in: Doctoral dissertation, North Carolina State University
Lignocellulosic biomass is a highly valuable resource for the development of value-added biobased chemicals and other materials. However, the efficient utilization of this biomass regards on understanding the different interactions [...]

Toxin-induced pore formation is hindered by intermolecular hydrogen bonding in sphingomyelin bilayers

Publication year: 2016
Authors: Sara García-Linares a, b, Juan Palacios-Ortega a,b, Tomokazu Yasuda b,c, Mia Åstrand b, José G. Gavilanes a, Álvaro Martínez-del-Pozo a, J. Peter Slotte b
Published in: Biochimica et Biophysica Acta (BBA) - Biomembranes, Vol. 1858, Issue 6, p. 1189–1195
Sticholysin I and II (StnI and StnII) are pore-forming toxins that use sphingomyelin (SM) for membrane binding. We examined how hydrogen bonding among membrane SMs affected the StnI- and StnII-induced pore formation process, resulting in bilayer permeabilization. [...]

Enzymatic Precipitation Enhanced Surface Plasmon Resonance Immunosensor for the Detection of Salmonella in Powdered Milk

Publication year: 2016
Authors: Farka Z. 1, Juřík T. 1, 2, Pastucha M. 1, 2, Skládal P.1, 2
Published in: Analytical Chemistry, 2016, Vol. 88 (23), p. 11830–11836
Contamination of food by pathogenic bacteria has always been a serious threat for human health. The amount of food exports and imports has been increasing in recent years which requires precise food quality control [...]

Cellulose nanocrystal interactions probed by thin film swelling to predict dispersibility

Publication year: 2016
Authors: Reid M.S. a, Villalobos M. b, Cranston E.D. *a
Published in: Nanoscale, 2016, Vol. 8, p. 12247-12257
The production of well-dispersed reinforced polymer nanocomposites has been limited due to poor understanding of the interactions between components. Measuring the cohesive particle–particle interactions and the adhesive particle–polymer interactions is challenging due to nanoscale dimensions and poor colloidal stability of nanoparticles in many solvents. [...]