Results 31 to 40 of about 16,464 (251)

Kinetics and Thermodynamics of Ultrasound-Assisted Depolymerization of κ-Carrageenan

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2016
The ultrasound-assisted depolymerization of κ-carrageenan has been studied at various temperatures and times. The κ-carrageenan with initial molecular weight of 545 kDa was dispersed in water to form a 5 g/L solution, which was then depolymerized in an ...
Ratnawati Ratnawati   +2 more
doaj   +1 more source

The Effect of Ball Type in Fine Particles Grinding on Kinetic Breakage Parameters

open access: yesInżynieria Mineralna, 2015
In the study, the effect of different grinding media on breakage parameters was investigated. Ceramic and steel balls were used as the grinding media. It was observed that the grinding of ignimbrite obeyed first-order breakage kinetics law in the case of ceramic and steel balls.
Umucu, Yakup, DENİZ, VEDAT
openaire   +4 more sources

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Kinetics of Drop Breakage and Drop-Drop Coalescence in Turbulent Flow

open access: yesBiomath Communications, 2016
Emulsions are disperse systems in which one liquid is dispersed in the form of small droplets within another (immiscible) liquid. These droplets are with typical size range between several hundred nanometers and several millimetres. Many everyday consumer products are emulsions, such as many foods, pharmaceutical drugs and paints.
Slavka Tcholakova   +2 more
openaire   +2 more sources

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Globally optimized dynamic mode decomposition: A first study in particulate systems modelling

open access: yesTheoretical and Applied Mechanics Letters
This paper introduces dynamic mode decomposition (DMD) as a novel approach to model the breakage kinetics of particulate systems. DMD provides a data-driven framework to identify a best-fit linear dynamics model from a sequence of system measurement ...
Abhishek Gupta, Barada Kanta Mishra
doaj   +1 more source

The ubiquitin system in normal and infected germinal center B cells

open access: yesFEBS Letters, EarlyView.
The ubiquitin system plays a central role in germinal center (GC) B cells, influencing differentiation to long‐lived memory B cells. Oncogenic gammaherpesviruses gain access to memory B cells by establishing latency in GC B cells. Mapping ubiquitin mechanisms in normal and infected GC B cells will define specific molecular circuits in B cells germane ...
Destiny Davis   +2 more
wiley   +1 more source

Quartz grinding specific rate of breakage (Sj) classification by discriminant analysis

open access: yesRevista UIS Ingenierías, 2020
Specific rate of breakage (Sj) is an important parameter for grinding kinetics behavior due to it is reverse related with the process energy consumption.
Laura Colorado-Arango   +2 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

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