Results 81 to 90 of about 2,678,573 (309)

Raman spectroscopy of sulfonated polystyrene resins

open access: yes, 2000
Raman spectroscopy has been applied to the determination of molecular structural features in sulfonated polystyrene resins. Comparison with model compounds has facilitated the identification of key molecular vibrations which are characteristic of ...
Plant, S.   +7 more
core   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Trends - the future belongs to hybrid thermosets

open access: yeseXPRESS Polymer Letters, 2007
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doaj   +1 more source

Recent Advances in the Chemical Composition of Propolis

open access: yesMolecules, 2014
Propolis is a honeybee product with broad clinical applications. Current literature describes that propolis is collected from plant resins. From a systematic database search, 241 compounds were identified in propolis for the first time between 2000 and ...
Shuai Huang   +4 more
doaj   +1 more source

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

A review of amber and copal occurrences in Africa and their paleontological significance

open access: yesBSGF - Earth Sciences Bulletin, 2020
The paleontological interest for fossil plant resins (amber and copal) has greatly increased in the last decades, as field studies have resulted in the discovery of various new deposits worldwide.
Bouju Valentine, Perrichot Vincent
doaj   +1 more source

Where Do Stingless Bees Collect Plant Resins in the Neotropics?

open access: yes
Stingless bees are the largest group of social bees, with greater diversity in the Neotropics. They obtain plant resins and other exudates for nest construction, protection, nutrition, and communication, and local people have traditionally exploited ...
Nates Parra, Guiomar   +3 more
core   +1 more source

GelMA‐based 3D spheroids recapitulate transcriptomic and functional hallmarks of myeloid sarcoma

open access: yesFEBS Open Bio, EarlyView.
GelMA 5% hydrogels support the formation of myeloid leukemia spheroids that recapitulate MS‐specific features, including G1 arrest, apoptosis, and ECM‐driven transcriptomic reprogramming. The 3D model mimicked soft‐tissue‐like stiffness and oxygen conditions, and transcriptomic convergence with primary MS samples confirmed its utility as a preclinical ...
Nicolas Germain   +11 more
wiley   +1 more source

Cement waste-form development for ion-exchange resins at the Rocky Flats Plant [PDF]

open access: yes, 1997
This report describes the development of a cement waste form to stabilize ion-exchange resins at Rocky Flats Environmental Technology Site (RFETS). These resins have an elevated potential for ignition due to inadequate wetness and contact with nitrates ...
Veazey, G. W., Ames, R. L.
core   +1 more source

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