Results 101 to 110 of about 374,308 (295)

Exploiting the Natural Diversity of RhlA Acyltransferases for the Synthesis of the Rhamnolipid Precursor 3-(3-Hydroxyalkanoyloxy)Alkanoic Acid

open access: yesApplied and Environmental Microbiology, 2020
The RhlA specificity explains the observed differences in 3-(3-hydroxyalkanoyloxy)alkanoic acid (HAA) congeners. Whole-cell catalysts can now be designed for the synthesis of different congener mixtures of HAAs and rhamnolipids, thereby contributing to ...
Andrea Germer   +8 more
semanticscholar   +1 more source

Resistance of Oil‐Infused PDMS with Different Macroporosities Against Bacterial Attachment

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 22, November 22, 2025.
In this study, a series of environmentally benign, nonfluorinated liquid paraffin‐infused porous PDMS networks with varying porosities is created. By introducing different homogenous and heterogenous bulk structures and varying interfacial roughness by sugar and salt templating, the role of porosity and oil availability on the resistance against ...
Regina Kopecz   +3 more
wiley   +1 more source

Application of rhamnolipid biosurfactant produced by Pseudomonas aeruginosa in microbial-enhanced oil recovery (MEOR)

open access: yesJournal of Petroleum Exploration and Production Technology, 2019
In this study, the biosurfactant produced by Pseudomonas aeruginosa was evaluated in view of its ability to be used in Microbial-Enhanced Oil Recovery (MEOR).
J. M. D. A. Câmara   +3 more
semanticscholar   +1 more source

Efficient Dye Removal from Aqueous Solutions Using Rhamnolipid Biosurfactants by Foam Flotation [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
Methylene blue was efficiently removed from aqueous solution by foam flotation using a rhamnolipid biosurfactant as a dye collector. The effects of four parameters, namely, pH (1.5–11.5), frother concentration (5–65 ppm), aeration rate (2–6 L/min) and ...
Mohammad Mahmoodabadi   +2 more
doaj  

Genetic Cell-Surface Modification for Optimized Foam Fractionation

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Rhamnolipids are among the glycolipids that have been investigated intensively in the last decades, mostly produced by the facultative pathogen Pseudomonas aeruginosa using plant oils as carbon source and antifoam agent.
Christian C. Blesken   +8 more
doaj   +1 more source

Enhancing the β‐Oxidation‐Like Pathway for the Optimal Production of the Immunosuppressant Mycophenolic Acid

open access: yesAdvanced Science, Volume 12, Issue 41, November 6, 2025.
The most elaborate known example of β‐oxidation‐like pathway recruitment in fungi is reported, involving a 10‐step oxidative chain‐shortening cascade catalyzed by five dedicated enzymes to generate the pharmacophore of mycophenolic acid (MPA)—a novel clinical immunosuppressant. Our findings illustrate how nature repurposes catabolic enzymes for complex
Baoqiang Fan   +5 more
wiley   +1 more source

A possible role of ground-based microorganisms on cloud formation in the atmosphere [PDF]

open access: yes, 2010
The formation of clouds is an important process for the atmosphere, the hydrological cycle, and climate, but some aspects of it are not completely understood.
B. Nozière   +6 more
core   +1 more source

Potential for Waste Reduction in Activated Sludge Systems: Evaluation of the Initial Conditions of a Rapid Test with Rhamnolipid Biosurfactant

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2019
Adding chemicals that alter the microbial metabolism and reduce cell growth, without affecting organic matter removal, is an alternative technology to reduce sludge production. This study was intended to determine the best initial conditions to conduct a
Verônica M. F. Alexandre   +3 more
doaj   +1 more source

Rhamnolipid coating reduces microbial biofilm formation on titanium implants: an in vitro study

open access: yesBMC Oral Health, 2020
Background Peri-implant mucositis and peri-implantitis are biofilm-related diseases causing major concern in oral implantology, requiring complex anti-infective procedures or implant removal.
Erica Tambone   +11 more
semanticscholar   +1 more source

Salt‐Induced Modulation of Self‐Assembly in C8‐10 AlkylPolyGlucoside/Fatty Alcohol Formulations

open access: yesChemPlusChem, Volume 90, Issue 10, October 9, 2025.
Salt's effect on the APG:1‐Dodecanol system was studied. Small‐angle X‐ray scattering showed salt increased interparticle correlation, leading to higher structural organization at higher salt concentrations. This correlates with observed viscoelastic properties. Cleaning efficiency tests were also conducted on samples.
Lorenzo Veronico, Luigi Gentile
wiley   +1 more source

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