The invention relates, in part, to methods to prepare and use molecularly imprinted copolymer compounds. Molecularly imprinted compounds of the invention can be used to identify the presence and/or level of a target compound that the molecularly imprinted copolymer compound of the invention was imprinted to detect. Molecularly imprinted copolymer compounds of the invention can also be used in separation methods to remove or isolate a target compound that the molecularly imprinted copolymer compound was imprinted to specifically bind.

A device for detecting an analyte includes a thermocouple having an assay polymer over a surface of the thermocouple. The assay polymer is formulated to bind to the analyte, and a heat transfer property of the assay polymer varies responsive to an amount of the analyte bound thereto. A method of forming a sensor includes providing an assay polymer over a thermocouple. A method for detecting an analyte includes passing a liquid containing an analyte adjacent a thermocouple having an assay polymer over a surface thereof, binding an analyte to the assay polymer, detecting a temperature of the thermocouple, and calculating a concentration of the analyte in the liquid based at least in part on the heat transfer property of the assay polymer.

A multi-analyte sensor includes a body having a proximal end and a distal end. A plurality of strips is connected to one end of the body and a plurality of electrical conductors run through the body and into the plurality of strips. Exposed portions of first and second electrical conductors running through first and second strips are coated with analyte-responsive materials, such as a first molecular imprinted polymer (MIP) and a second MIP, respectively. The first MIP has binding sites for a first target analyte and the second MIP has binding sites for a second target analyte. The multi-analyte sensor may be part of a sensing device that also includes a controller and a data store.

The subject invention provides materials and methods of fabricating and using an electrochemical biosensor for continuous detection of biological analytes. In a specific embodiment, the biosensor detects a given analyte when the analyte binds with a molecularly imprinted polymer (MIP) matrix immobilized atop a sensing substrate eliminating the need for a redox probing agent commonly found in electrochemical biosensors. Furthermore, the detection sensitivity of the biosensor is enhanced by modifying the electrode surface with a plurality of nanoscopic metallic structures. Advantageously, technologies provided herein can be used in a variety of low-power electronics for wearable applications.

A device for detecting cotinine includes (a) a film that includes a plurality of molecularly-imprinted-polymer (MIP) coated conductive nanoparticles having specific affinity for binding with cotinine, and (b) two electrodes in contact with the film for passing electrical current through the film to detect binding with cotinine as a change in electrical conductivity of the film. A MIP coated conductive nanoparticle for detecting cotinine includes (a) a conductive nanoparticle, (b) a silicon dioxide coating formed on the conductive nanoparticle and forming a first shell around the conductive nanoparticle, and (c) an MIP coating formed on the silicon dioxide coating and forming the second shell, wherein the MIP coating includes a polymer molecularly imprinted with cotinine to provide specific affinity for binding of cotinine to the MW coated conductive nanoparticle such that the cotinine is detectable as a change in electrical conductivity of the MW coated conductive nanoparticle.

Disclosed herein is a molecular imprinted air filter for removing, detecting and/or reporting specific agents and/or molecules and comprising one or more air-permeable layers of molecular imprinted material positioned to contact molecules and/or agents in an airborne, and/or microdroplet-borne environment, a bioactive molecular imprint of a molecule that captures a specific airborne, fluid borne, and/or microdroplet-borne molecule, particle, or agent, and an electronic enhancement.

The present invention discloses an α-synuclein sensing film, a manufacturing method and a use thereof. The α-synuclein sensing film comprises a base plate and plural α-synuclein sensing polymers polymerized on the base plate. Each of the plural α-synuclein sensing polymers has plural α-synuclein detection holes on a surface thereof. The plural α-synuclein sensing polymers are manufactured by electropolymerization, and the plural α-synuclein detection holes are imprinted by an α-synuclein peptide. A sample to be tested can be applied to the α-synuclein sensing film for detecting the α-synuclein therein.

The present invention relates to a sensor for the detection of Neurotrophic Factor (NF). The sensor, preferably a Screen Printed Electrochemical sensor (SPE), has a working electrode coated by a Molecularly Imprinted Polymer (MIP) imprinted by a NF. The invention also relates to a method for preparing such a sensor and comprising the steps of 1) formation of a cleavable linking layer on the working electrode of the sensor; 2) immobilization of NF molecules on the cleavable linking layer; 3) polymerization of m-PD on the working electrode of the sensor; and 4) cleavage of the cleavable linking layer thereby removing the NF molecules from the MIP layer.

A multi-analyte sensor includes a body having a proximal end and a distal end. A plurality of strips is connected to one end of the body and a plurality of electrical conductors run through the body and into the plurality of strips. Exposed portions of first and second electrical conductors running through first and second strips are coated with analyte-responsive materials, such as a first molecular imprinted polymer (MIP) and a second MIP, respectively. The first MIP has binding sites for a first target analyte and the second MIP has binding sites for a second target analyte. The multi-analyte sensor may be part of a sensing device that also includes a controller and a data store.

Systems and methods for the detection of one or more target molecules emitted from microbial sources are described. The systems and methods may include a molecularly imprinted polymer film; a strain sensitive surface, wherein the molecularly imprinted polymer film comprises a polymer host with one or more binding sites for one or more target molecules. The molecularly imprinted polymer film may be coated upon the strain sensitive surface.