Preprint Review Version 1 Preserved in Portico This version is not peer-reviewed

Graphene-Based Nanomaterials: Uses, Environmental Fate and Human Health Hazards

Version 1 : Received: 25 August 2023 / Approved: 28 August 2023 / Online: 29 August 2023 (09:15:58 CEST)

A peer-reviewed article of this Preprint also exists.

Preez, H.N. du; Halma, M. Graphene-Based Nanomaterials: Uses, Environmental Fate, and Human Health Hazards. Nano Biomedicine and Engineering 2024, doi:10.26599/nbe.2024.9290059. Preez, H.N. du; Halma, M. Graphene-Based Nanomaterials: Uses, Environmental Fate, and Human Health Hazards. Nano Biomedicine and Engineering 2024, doi:10.26599/nbe.2024.9290059.

Abstract

Graphene-based nanoparticles possess remarkable physiochemical properties, making them promising for diverse applications in biomedicine, agriculture, food, and industrial applications. These nanoparticles have also been used in the fight against COVID-19. Human and environmental exposure to graphene-based nanomaterials is increasing at an unprecedented rate. However, there is still a huge knowledge gap regarding its safety in clinical applications. The topic remains controversial; although several routes of degradation exist, the cytotoxicity of graphene-based nanoparticles has been demonstrated. Various factors that can influence the cytotoxicity of graphene-based materials are discussed. This review summarizes the physiochemical properties of graphene-based materials and critically examines the possible effects of graphene-based nanoparticles on the molecular level and adverse health outcomes. While oxidative stress-mediated cell damage has been proposed as a primary cytotoxicity mechanism for graphene-based materials, various in vivo biodistribution and cytotoxicity mechanisms are also highlighted. Therefore, this review of the literature provides an overview of the cytotoxicity of GBMs and raises concerns about their widespread application with potential hazardous consequences on the environment and human health.

Keywords

nanoparticles; graphene; graphene oxide; cytotoxicity

Subject

Chemistry and Materials Science, Nanotechnology

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