By A. O. Scott
This paintings stories the present prestige of study and advertisement advancements within the box of biosensors used for meals research. It appears to be like on the chances of biosensors for nutrients research, their means for dimension of various analytes and their skill to watch advanced biochemical parameters in the course of the creation or processing of meals. It examines numerous possibilities for biosensor functions in the meals provide chain, for example to point the standard and seasonal edition of ordinary assets.
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For test development. Although no routine analysis with affinity biosensors in the food industry has yet been described it is expected that the response from consumer and legislative pressures will enhance the development of such applications. The main features for affinity biosensors in this arena are the time saving (few assay steps and complete automization) and the reliability (built in quality control from the real time signal). -. 1- I· - ... , .... - .... lE liA � »100 .... 34 JIPI (25-lJO pM) 100-lSOO .....
Shimizu, S. Iijima, R. Izumi, K. Matsumoto and T. 1. Fermentation and Bioeng. , 1 992, 73 ( 1 ), 22-25. T. Scheper, W. Brandes, C. G. Hundeck, B. Reinhardt, F. Ruther, F. P lotz, C. Schelp, K. H. Schneider, F. Giffhom, B. Rehr, and H. Sahm, Anal. K. Mosbach, TIBS, 1 994, 19, 9- 1 4 . 27 BioseiiSors 31. 32. 33. Chim. Acta. , 1 99 1 , 249, 25-34. A. -Y. D. Schmid Biosens. Bioe/ectron. , 1 992, 7, 1 33- 1 39. F. Mandenius B. K. , Academic Press, 307, 1 988. E. J. E. A. F. Turner, Food Control, 1 993, 4, 1 49.
However, the market for an individual sensor is small compared to, for example, a glucose sensor for use by diabetics. (ii) Most biosensor research has been aimed at the medical diagnostics field, where the extreme specificity of a biosensor targetting one selected analyte is extremely advantageous. This is not always applicable to food industry requirements, where, for example, a particular taste or smell may be a control parameter. (iii) Multisensors would be preferable in many instances due to the complexity of food process control requirements.