Results 41 to 50 of about 16,099 (256)

Authigenic clays as precursors to carbonate precipitation in saline lakes of Salar de Llamara, Northern Chile

open access: yesCommunications Earth & Environment, 2022
Microbial extracellular polymeric substance networks promote accumulation of Mg-rich clay which in turn serves as a substrate for carbonate precipitation in saline lakes and ponds of Salar de Llamara, according to microstructural observations of ...
Erica P. Suosaari   +9 more
doaj   +1 more source

Microbial dark matter filling the niche in hypersaline microbial mats [PDF]

open access: yesMicrobiome, 2020
Abstract Shark Bay, Australia, harbours one of the most extensive and diverse systems of living microbial mats, that are proposed to be analogs of some of the earliest ecosystems on Earth. These ecosystems have been shown to possess a substantial abundance of uncultivable microorganisms.
Hon Lun Wong   +4 more
openaire   +3 more sources

A Modular Liver–Microbial Microfluidic Platform to Evaluate Therapeutic and Adverse Effects of Microbial Metabolites

open access: yesAdvanced Healthcare Materials, EarlyView.
This study introduces a modular microfluidic platform that connects liver cells with live microbes to mimic key aspects of the gut–liver interaction in steatosis. Using this system, both microbial metabolites and live bacteria significantly reduced fat accumulation in liver cells, but live microbes triggered inflammation and broader metabolic changes ...
Hsih‐Yin Tan   +7 more
wiley   +1 more source

Multifunctional Catechol‐Functionalized Cellulose Hydrogels for the Minimally Invasive Treatment of Acute Optic Nerve Injuries

open access: yesAdvanced Healthcare Materials, EarlyView.
Catechol‐functionalized cellulose hydrogels are developed as injectable, bioadhesive platforms for retinal neuroprotection. The hydrogels exhibit tunable rheological and mechanical properties, strong tissue adhesion, and sustained antioxidative activity.
Kai‐Hsiang Chang   +4 more
wiley   +1 more source

Phylogenetic analysis of the microbial mat in the hot spring Garga (Baikal rift zone) and the diversity of natural peptidases

open access: yesВавиловский журнал генетики и селекции, 2018
Hydrolytic bacteria (in particular, proteolytics) are the primary destructors in hot springs. The proteolytic bacteria are able to secrete enzymes that are active in wide ranges of pH and temperature.
E. V. Lavrentyeva   +8 more
doaj   +1 more source

Impacts of an Eruption on Cold-Seep Microbial and Faunal Dynamics at a Mud Volcano

open access: yesFrontiers in Marine Science, 2020
Cold seeps are widespread in the deep sea and, like other chemosynthesis-based ecosystems, often host high faunal biomass. Temporal changes at seeps have been inferred by comparing communities at different successional stages; nonetheless, temporal ...
Fanny Girard   +2 more
doaj   +1 more source

Subsurface Microbial Methanotrophic Mats in the Black Sea [PDF]

open access: yesApplied and Environmental Microbiology, 2005
ABSTRACT A nodule-shaped microbial mat was found subsurface in sediments of a gas seep in the anoxic Black Sea. This mat was dominated by ANME-1 archaea and consumed methane and sulfate simultaneously. We propose that such subsurface mats represent the initial stage of previously investigated microbial reefs.
Treude, T.   +4 more
openaire   +3 more sources

A High‐Resolution THz‐PCF Sensing Framework: Precise Identification of Food Preservatives Through Refractive Index Analysis

open access: yesAdvanced Materials Interfaces, EarlyView.
As presented in the graphical abstract, it depicts an image of a terahertz photonic crystal fiber (THz‐PCF) sensor with a polygonal shape in the core, which is filled with an analyte, and air slots in the cladding. The THz waves will travel through the fiber, and due to increased light‐matter interaction in the sensing region, changes in refractive ...
T. H. M. Sumon Rashid   +6 more
wiley   +1 more source

Deciphering the functional and structural complexity of the Solar Lake flat mat microbial benthic communities

open access: yesmSystems
The Solar Lake in Taba, Egypt, encompasses one of the few modern-day microbial mats’ systems metabolically analogous to Precambrian stromatolites. Solar Lake benthic communities and their adaptation to the Lake’s unique limnological cycle have not been ...
Rehab Z. Abdallah   +6 more
doaj   +1 more source

Extrusion Bioprinting for Wound Healing: Innovations in Functionalized Bioinks and Bioprinting Technology

open access: yesAdvanced Materials Technologies, EarlyView.
Extrusion‐based bioprinting (EBB) has emerged as a versatile biofabrication platform capable of precisely depositing bioinks composed of biomaterials, cells, and bioactive agents to generate patient‐specific, biomimetic skin constructs. This paper presents a state‐of‐the‐art and forward‐looking overview of EBB for wound healing, encompassing printing ...
Hien‐Phuong Le   +4 more
wiley   +1 more source

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