Results 41 to 50 of about 4,201,127 (322)

Development of Polymer Resins using Neural Networks

open access: yesPolímeros, 2002
The development of polymer resins can benefit from the application of neural networks, using its great ability to correlate inputs and outputs. In this work we have developed a procedure that uses neural networks to correlate the end-user properties of a
Fabiano A. N. Fernandes   +1 more
doaj   +1 more source

Production and preservation of resins – past and present

open access: yesBiological Reviews of The Cambridge Philosophical Society, 2018
Amber is fossilised plant resin. It can be used to provide insights into the terrestrial conditions at the time the original resin was exuded. Amber research thus can inform many aspects of palaeontology, from the recovery and description of enclosed ...
L. Seyfullah   +5 more
semanticscholar   +1 more source

Bioactive Potential of 3D-Printed Oleo-Gum-Resin Disks: B. papyrifera, C. myrrha, and S. benzoin Loading Nanooxides—TiO2, P25, Cu2O, and MoO3

open access: yesBioinorganic Chemistry and Applications, 2017
This experimental study investigates the bioactive potential of filaments produced via hot melt extrusion (HME) and intended for fused deposition modeling (FDM) 3D printing purposes.
Diogo José Horst   +3 more
doaj   +1 more source

Analytical methods applied to diverse types of Brazilian propolis

open access: yesChemistry Central Journal, 2011
Propolis is a bee product, composed mainly of plant resins and beeswax, therefore its chemical composition varies due to the geographic and plant origins of these resins, as well as the species of bee.
Marcucci Maria   +2 more
doaj   +1 more source

Separation and Purification of Two Saponins from Paris polyphylla var. yunnanensis by a Macroporous Resin

open access: yesMolecules, 2022
An effective method for separating and purifying critical saponins (polyphyllin II and polyphyllin VII) from a Paris polyphylla var. yunnanensis extract was developed in this study which was environmentally friendly and economical.
Xiaoya Zhang   +7 more
doaj   +1 more source

Separation Options for Phosphorylated Osteopontin from Transgenic Microalgae Chlamydomonas reinhardtii. [PDF]

open access: yes, 2018
Correct folding and post-translational modifications are vital for therapeutic proteins to elicit their biological functions. Osteopontin (OPN), a bone regenerative protein present in a range of mammalian cells, is an acidic phosphoprotein with multiple ...
Guo, Shengchun   +5 more
core   +2 more sources

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Application of palynological techniques for correlation of coal seams in the Lower Lignite Creek area, Nenana Coal Field [PDF]

open access: yes, 1980
This study concerns spores and pollen in the coals of the lower Lignite Creek area in the Nenana Coal Field, which is operated by Usibelli Mining Company.
McFarlane, R., Sanders, R., and Rao, P.D.
core  

Effect of periodic backwash in the submerged membrane adsorption hybrid system [PDF]

open access: yes, 2006
The submerged membrane adsorption hybrid system (SMAHS) is an attractive solution in treating wastewater; however it faces membrane fouling although to a less extent.
Ben Aim, Roger   +4 more
core   +2 more sources

Recent advances in bio‐based epoxy resins and bio‐based epoxy curing agents

open access: yes, 2016
The combination of awareness of harmful industrial processes and environmental issues and depleting petroleum-based resources has spurred much research in developing materials from renewable sources. Epoxy resins are common pre-polymers used in a variety
E. Baroncini   +3 more
semanticscholar   +1 more source

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