A review of methods to determine viability, vitality, and metabolic rates in microbiology

O Braissant, M Astasov-Frauenhoffer… - Frontiers in …, 2020 - frontiersin.org
Viability and metabolic assays are commonly used as proxies to assess the overall
metabolism of microorganisms. The variety of these assays combined with little information …

Identification of a deep-branching thermophilic clade sheds light on early bacterial evolution

H Leng, Y Wang, W Zhao, SM Sievert, X Xiao - Nature Communications, 2023 - nature.com
It has been proposed that early bacteria, or even the last universal common ancestor of all
cells, were thermophilic. However, research on the origin and evolution of thermophily is …

A two-photon fluorescent probe with near-infrared emission for hydrogen sulfide imaging in biosystems

W Sun, J Fan, C Hu, J Cao, H Zhang, X Xiong… - Chemical …, 2013 - pubs.rsc.org
Hydrogen sulfide (H2S) is emerging as an important gasotransmitter but remains difficult to
study. Here we report a novel two-photon fluorescent probe with NIR emission for H2S …

Mechanisms of enhancement in early hydration by sodium sulfate in a slag-cement blend–Insights from pore solution chemistry

J Fu, AM Jones, MW Bligh, C Holt, LM Keyte… - Cement and Concrete …, 2020 - Elsevier
The action of added sodium sulfate (Na 2 SO 4) leading to increased reactivity and early
strength in slag: cement binders remains unclear. In this study, early hydration reactions and …

Novel 2-Benzo[d]thiazolyl-4-quinolinylphenol Skeleton-Based Turn-on Fluorescent Probe for H2S Detection and its Multiple Applications in Water Environment …

M Li, M Gao, Q Fu, X Chen, K Xu, S Gong… - Journal of Agricultural …, 2022 - ACS Publications
Hydrogen sulfide (H2S) has comprehensive contributions to maintaining the normal
operation and stability of organisms, and it also occurs in the wastewater environment and is …

Nitrogen and sulfur cycling driven by Campylobacterota in the sediment–water interface of deep-sea cold seep: a case in the South China Sea

Q Sun, K Xu, L Cao, Z Du, M Wang, L Sun - Mbio, 2023 - Am Soc Microbiol
ABSTRACT Chemoautotrophs within Campylobacterota, especially Sulfurovum and
Sulfurimonas, are abundant in the seawater–sediment interface of the Formosa cold seep in …

Linking microbial activities and low-molecular-weight thiols to Hg methylation in biofilms and periphyton from high-altitude tropical lakes in the Bolivian Altiplano

S Bouchet, M Goñi-Urriza, M Monperrus… - … science & technology, 2018 - ACS Publications
The sources and factors controlling concentrations of monomethylmercury (MMHg) in
aquatic ecosystems need to be better understood. Here, we investigated Hg transformations …

Spatial and temporal heterogeneity of geochemical controls on carbon cycling in a tidal salt marsh

AL Seyfferth, F Bothfeld, R Vargas, JW Stuckey… - … et cosmochimica acta, 2020 - Elsevier
Tidal salt marsh ecosystems store copious amounts of carbon (C) within sediments. In order
to predict how these C stores may be affected by environmental change, it is critical to …

A near-infrared turn-on fluorescent probe for the detection of hydrogen sulfide in water samples and food spoilage

W Cai, T Xin, Y Tu, L Sun, G Liao, G Liu, C Fan - Analytica Chimica Acta, 2024 - Elsevier
Hydrogen sulfide (H 2 S) is a poisonous pollutant that endangers the environment, and H 2
S is also produced during food spoilage. Herein, we constructed a dicyanoisophorone …

[HTML][HTML] Terrestrial organic matter input drives sedimentary trace metal sequestration in a human-impacted boreal estuary

SA Jokinen, T Jilbert, R Tiihonen-Filppula… - Science of the Total …, 2020 - Elsevier
Coastal sediments play a fundamental role in processing anthropogenic trace metal inputs.
Previous studies have shown that terrestrial organic matter (OM) is a significant vector for …