Results 71 to 80 of about 1,463,615 (338)

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Computing with Chemical Reaction Networks: A Tutorial [PDF]

open access: yesarXiv, 2018
Chemical reaction networks (CRNs) model the behavior of chemical reactions in well-mixed solutions and they can be designed to perform computations. In this tutorial we give an overview of various computational models for CRNs. Moreover, we discuss a method to implement arbitrary (abstract) CRNs in a test tube using DNA.
arxiv  

Advance of Chemical Technology [PDF]

open access: yesNature, 1958
Encyclopedia of Chemical Technology Edited by Raymond E. Kirk and Donald F. Othmer. First Supplement Volume. Pp. xvii + 974. (New York: Interscience Encyclopedia, Inc., 1957. Distributed by Interscience Publishers, Inc.; London: Interscience Publishers, Ltd.) 25 dollars.
openaire   +2 more sources

Data Preprocessing Technology in Chemical Process Data Mining

open access: yesChemical Engineering Transactions, 2017
This paper studies the data preprocessing technology in chemical process data mining. It mainly studies the real-time chemical process data in-depth from the perspective of software development and explores various kinds of real-time data preprocessing ...
Feifei Yang
doaj   +1 more source

Modifications in FLAP's second cytosolic loop influence 5‐LOX interaction, inhibitor binding, and leukotriene formation

open access: yesFEBS Letters, EarlyView.
The enzyme 5‐lipoxygenase (5‐LOX) catalyzes the first step in the biosynthesis of leukotrienes (LTs) involved in inflammatory pathophysiology. After cellular stimulation, 5‐LOX translocates to the nucleus, interacting with the 5‐LOX‐activating protein (FLAP) to form LTA4 from arachidonic acid (AA).
Erik Romp   +5 more
wiley   +1 more source

Energy-saving technology for dying textile materials from protein fibers with natural dyes using natural mor dants

open access: yesVestnik of Vitebsk State Technological University
There is currently a renewed interest in research and development in the production and application of natural dyes for dyeing textile materials due to the growing popularity of eco-friendly lifestyles based on the use of environmentally friendly ...
Natallia V. Skobova   +3 more
doaj   +1 more source

Flow‐based immunomagnetic enrichment of circulating tumor cells from diagnostic leukapheresis product

open access: yesMolecular Oncology, EarlyView.
The number of circulating tumor cells obtained from prostate cancer patients was increased approximately 5‐fold compared to regular CellSearch when processing 2 mL diagnostic leukapheresis material aliquots and increased by 44‐fold when processing 20 mL DLA aliquots using the flow enrichment target capture Halbach‐array.
Michiel Stevens   +8 more
wiley   +1 more source

Transmit Pulse Shaping for Molecular Communications [PDF]

open access: yes, 2014
This paper presents a method for shaping the transmit pulse of a molecular signal such that the diffusion channel's response is a sharp pulse. The impulse response of a diffusion channel is typically characterised as having an infinitely long transient response.
arxiv   +1 more source

Role of mathematics in chemistry and chemical technology

open access: yesТонкие химические технологии, 2010
A number of aspects determining the role of classical and applied mathematics in natural and applied sciences, particularly, in chemistry and chemical technology is considered.
L. A. Serafimov   +2 more
doaj  

Russian chemical complex in 2022: Technology and machinery [PDF]

open access: yesE3S Web of Conferences
The article presents the results of the analysis of the technological support of the Russian chemical industry conducted by the authors following the results of 2022, including the characteristics of fixed assets of universal and specialized equipment in
Savinkov Sergey V.   +5 more
doaj   +1 more source

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