Abstract: Some embodiments of the invention provide a mouthpiece for use with an electronic analyzer for breath analyte detection in an individual. The mouthpiece includes a biosensor and a hydration system. The biosensor includes a chemically active area where a chemical reaction takes place and the hydration system delivers a liquid to the chemically active area of the biosensor to at least one of enhance, enable, and facilitate the chemical reaction. The mouthpiece further includes hardware to transmit breath analyte data.

Abstract: Some embodiments of the invention provide a mouthpiece for use with an electronic analyzer for breath analyte detection in an individual. The mouthpiece includes a biosensor and a hydration system. The biosensor includes a chemically active area where a chemical reaction takes place and the hydration system delivers a liquid to the chemically active area of the biosensor to at least one of enhance, enable, and facilitate the chemical reaction. The mouthpiece further includes hardware to transmit breath analyte data.

Abstract: Some embodiments of the invention provide a mouthpiece for use with an electronic analyzer for breath analyte detection in an individual. The mouthpiece includes a biosensor and a hydration system. The biosensor includes a chemically active area where a chemical reaction takes place and the hydration system delivers a liquid to the chemically active area of the biosensor to at least one of enhance, enable, and facilitate the chemical reaction. The mouthpiece further includes hardware to transmit breath analyte data.

Abstract: A reagent management system for an automated biological reaction apparatus including an automated biological reaction apparatus including at least one reagent dispenser for applying a reagent to a sample, a memory device containing data for a reagent device selected from the group consisting of a reagent dispenser or a reagent kit used in the automated biological reaction apparatus, a host device comprising a processor and a host device memory connected to the processor, the host memory device including a reagent table, and a scanner for transferring the memory device data to the host device memory.

Abstract: Some embodiments of the invention provide a mouthpiece for use with an electronic analyzer for breath analyte detection in an individual. The mouthpiece includes a biosensor and a hydration system. The biosensor includes a chemically active area where a chemical reaction takes place and the hydration system delivers a liquid to the chemically active area of the biosensor to at least one of enhance, enable, and facilitate the chemical reaction. The mouthpiece further includes hardware to transmit breath analyte data.

Abstract: The present invention provides microfluidic systems comprising microfluidic chambers and mixers, and methods of use. The microfluidic chambers of the present invention comprise a flexible membrane which provides efficient mixing of the solution therein. The present invention also provides a microfluidic chamber in fluidic communication with a micro-disk and a microfluidic chamber comprising a shim such that and a contiguous gap is present between a sample fluid and the chamber membrane. The microfluidic systems find use in the decrease in time for reactions occurring therein.