Recent developments in urea biosensors

G Dhawan, G Sumana, BD Malhotra - Biochemical Engineering Journal, 2009 - Elsevier
This paper reviews recent developments in urea biosensors, as reported in the literature.
The advantages and roles of various matrices, different strategies for biosensor construction …

[HTML][HTML] Enzymes immobilized in Langmuir-Blodgett films: Why determining the surface properties in Langmuir monolayer is important?

L Caseli - Anais da Academia Brasileira de Ciências, 2018 - SciELO Brasil
In this review we discuss about the immobilization of enzymes in Langmuir-Blodgett films in
order to determine the catalytic properties of these biomacromolecules when adsorbed on …

Phospholipid–sepiolite biomimetic interfaces for the immobilization of enzymes

B Wicklein, M Darder, P Aranda… - ACS Applied Materials & …, 2011 - ACS Publications
Biomimetic interfaces based on phosphatidylcholine (PC) assembled to the natural silicate
sepiolite were prepared for the stable immobilization of the urease and cholesterol oxidase …

A novel amperometric biosensor based on single walled carbon nanotubes with acetylcholine esterase for the detection of carbaryl pesticide in water

S Firdoz, F Ma, X Yue, Z Dai, A Kumar, B Jiang - Talanta, 2010 - Elsevier
Amperometric biosensor is fabricated for the detection of carbaryl based on single walled
carbon nanotubes (SWCNTs) and acetylcholine esterase (AchE). The dispersion of …

Dispersion of single-walled carbon nanotubes in poly (diallyldimethylammonium chloride) for preparation of a glucose biosensor

Y Wang, X Wang, B Wu, Z Zhao, F Yin, S Li… - Sensors and Actuators B …, 2008 - Elsevier
Poly (diallyldimethylammonium chloride)(PDDA) was chosen to disperse single-walled
carbon nanotubes (SWCNTs). The optimal conditions to prepare stable PDDA–SWCNTs …

Cholesterol biosensor based on amino-undecanethiol self-assembled monolayer using surface plasmon resonance technique

PR Solanki, SK Arya, Y Nishimura, M Iwamoto… - Langmuir, 2007 - ACS Publications
Cholesterol oxidase has been covalently immobilized onto 11-amino-1-undecanethiol
hydrochloride (AUT) self-assembled monolayer (SAM) fabricated on gold (Au) substrates …

Conjugated polymers nanostructured as smart interfaces for controlling the catalytic properties of enzymes

CG Barbosa, L Caseli, LO Péres - Journal of colloid and Interface Science, 2016 - Elsevier
The search for new molecular architectures to improve the efficiency of enzymes entrapped
in ultrathin films is useful to enhance the effectiveness of biosensors. In this present work …

Effect of interfering agents for urease immobilized in Langmuir-Blodgett films of controlled molecular architecture✰

RT Rodrigues, CFS Nordi, JRS Junior, L Caseli - Thin Solid Films, 2020 - Elsevier
Catalytic performance of enzymes confined in lipid Langmuir-Blodgett (LB) films can be
tuned if the molecular architecture and environment are controlled. In this paper, nanohybrid …

Copolymers and enzymes blended as LB films changing the bioelectronics properties of interfaces

CG Barbosa, MA La-Scalea, L Caseli… - Colloid and Interface …, 2018 - Elsevier
This paper describes Langmuir monolayers of the polymer poly [(9, 9-dioctylfluorene)-co-
thiophene](PDOF-co-Th) serving as matrix for urease incorporation and transferred to …

Langmuir–Blodgett films of cholesterol oxidase and S-layer proteins onto screen-printed electrodes

JA Guimarães, HC Ferraz, TLM Alves - Applied surface science, 2014 - Elsevier
Stable Langmuir monolayers of cholesterol oxidase (ChOx) and S-layer proteins were
produced at the water–air interface and subsequently transferred onto the surface of screen …