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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