Multi-enzyme logic network architectures for assessing injuries: Digital processing of biomarkers

Jan Halámek, Vera Bocharova, Soujanya Chinnapareddy, Joshua Ray Windmiller, Guinevere Strack, Min Chieh Chuang, Jian Zhou, Padmanabhan Santhosh, Gabriela V. Ramirez, Mary A. Arugula, Joseph Wang, Evgeny Katz

Research output: Contribution to journalArticlepeer-review

70 Scopus citations

Abstract

A multi-enzyme biocatalytic cascade processing simultaneously five biomarkers characteristic of traumatic brain injury (TBI) and soft tissue injury (STI) was developed. The system operates as a digital biosensor based on concerted function of 8 Boolean AND logic gates, resulting in the decision about the physiological conditions based on the logic analysis of complex patterns of the biomarkers. The system represents the first example of a multi-step/multi-enzyme biosensor with the built-in logic for the analysis of complex combinations of biochemical inputs. The approach is based on recent advances in enzyme-based biocomputing systems and the present paper demonstrates the potential applicability of biocomputing for developing novel digital biosensor networks.

Original languageEnglish
Pages (from-to)2554-2560
Number of pages7
JournalMolecular BioSystems
Volume6
Issue number12
DOIs
StatePublished - Dec 2010
Externally publishedYes

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