Engineering carbon nanotubes for sensitive viral detection

Muhammad Ovais, Min You, Jalal Ahmad, Ridha Djellabi, Arbab Ali, Mahmood Hassan Akhtar, Manzar Abbas, Chunying Chen

Research output: Contribution to journalReview articlepeer-review

23 Scopus citations

Abstract

Viral infections have been proven a severe threat to human beings, and the pandemic of Coronavirus Disease 2019 (COVID-19) has become a societal health concern, including mental distress and morbidity. Therefore, the early diagnosis and differentiation of viral infections are the prerequisite for curbing the local and global spread of viruses. To this end, carbon nanotubes (CNTs) based virus detection strategies are developed that provide feasible alternatives to conventional diagnostic techniques. Here in this review, an overview of the design and engineering of CNTs-based sensors for virus detection is summarized, followed by the nano-bio interactions used in developing biosensors. Then, we classify the viral sensors into covalently engineered CNTs, non-covalently engineered CNTs, and size-tunable CNTs arrays for viral detection, based on the type of CNTs-based nano-bio interfaces. Finally, the current challenges and prospects of CNTs-based sensors for virus detection are discussed.

Original languageBritish English
Article number116659
JournalTrAC - Trends in Analytical Chemistry
Volume153
DOIs
StatePublished - Aug 2022

Keywords

  • Carbon nanotubes engineering
  • CNTs-based sensors
  • COVID-19
  • Nano-bio interactions
  • Virus detection

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