Engineering whole-cell microbial biosensors: Design principles and applications in monitoring and treatment of heavy metals and organic pollutants

C Liu, H Yu, B Zhang, S Liu, C Liu, F Li, H Song - Biotechnology Advances, 2022 - Elsevier
Biosensors have been widely used as cost-effective, rapid, in situ, and real-time analytical
tools for monitoring environments. The development of synthetic biology has enabled …

[HTML][HTML] The potential of microorganisms as biomonitoring and bioremediation tools for mercury-contaminated soils

L Meyer, S Guyot, M Chalot, N Capelli - Ecotoxicology and Environmental …, 2023 - Elsevier
Mercury (Hg) pollution is a global issue due to the high toxicity and wide dispersion of Hg
around the world. Whether due to anthropogenic activities or natural processes, Hg …

Development of a bioavailable Hg (II) sensing system based on MerR-regulated visual pigment biosynthesis

Y Guo, C Hui, L Liu, M Chen, H Huang - Scientific Reports, 2021 - nature.com
Engineered microorganisms have proven to be a highly effective and robust tool to
specifically detect heavy metals in the environment. In this study, a highly specific pigment …

A test strip platform based on a whole-cell microbial biosensor for simultaneous on-site detection of total inorganic mercury pollutants in cosmetics without the need for …

M Guo, J Wang, R Du, Y Liu, J Chi, X He… - Biosensors and …, 2020 - Elsevier
Mercury pollutants such as mercuric chloride (HgCl 2), mercurous chloride (Hg 2 Cl 2) and
mercuric ammonium chloride (Hg (NH 2) Cl) are often found in cosmetics. Previous attempts …

Mercury in wetlands over 60 years: research progress and emerging trends

J Zhang, C Li, W Tang, M Wu, M Chen, H He… - Science of the Total …, 2023 - Elsevier
Wetlands are considered the hotspots for mercury (Hg) biogeochemistry, garnering global
attention. Therefore, it is important to review the research progress in this field and predict …

Tailored bacteria tackling with environmental mercury: inspired by natural mercuric detoxification operons

C Hui, B Ma, S Hu, C Wu - Environmental Pollution, 2023 - Elsevier
Mercury (Hg) and its inorganic and organic compounds significantly threaten the ecosystem
and human health. However, the natural and anthropogenic Hg environmental inputs …

Metabolic engineering of the carotenoid biosynthetic pathway toward a specific and sensitive inorganic mercury biosensor

C Hui, S Hu, L Li, J Yun, Y Zhang, J Yi, N Zhang… - RSC advances, 2022 - pubs.rsc.org
The toxicity of mercury (Hg) mainly depends on its form. Whole-cell biosensors respond
selectively to toxic Hg (II), efficiently transformed by environmental microbes into …

Strategies for improving small-molecule biosensors in bacteria

CA Miller, JML Ho, MR Bennett - Biosensors, 2022 - mdpi.com
In recent years, small-molecule biosensors have become increasingly important in synthetic
biology and biochemistry, with numerous new applications continuing to be developed …

Green fluorescent protein based whole cell bacterial biosensor for the detection of bioavailable heavy metals in soil environment

IVN Rathnayake, M Megharaj, R Naidu - Environmental Technology & …, 2021 - Elsevier
A Green fluorescent protein (GFP) based whole cell bacterial biosensor was prepared using
a bacterial strain sensitive to several heavy metals in order to detect bioavailable heavy …

Determination of (Bio)-available mercury in soils: A review

JH Huang, WH Shetaya, S Osterwalder - Environmental Pollution, 2020 - Elsevier
Despite the mercury (Hg) control measures adopted by the international community, Hg still
poses a significant risk to ecosystem and human health. This is primarily due to the ability of …