Results 11 to 20 of about 412,242 (204)

Controlling the charge transfer flow at the graphene/pyrene-nitrilotriacetic acid interface [PDF]

open access: yes, 2018
The fabrication of highly efficient bio-organic nanoelectronic devices is still a challenge due to the difficulty in interfacing the biomolecular component to the organic counterparts.
Harputlu, E.   +6 more
core   +1 more source

3-Methyl-5,6-diphenyl-1H-pyrazolo[1,2-a]cinnolin-1-one

open access: yesIUCrData, 2017
The asymmetric unit of the title compound, C24H18N2O, comprises two crystallographically independent molecules (A and B), with slightly different conformations. In each molecule, there is an intramolecular C—H...O hydrogen bond forming an S(6) ring motif.
Sivakalai Mayakrishnan   +2 more
doaj   +1 more source

Click Chemistry of Melamine Dendrimers: Comparison of “Click-and-Grow” and “Grow-Then-Click” Strategies Using a Divergent Route to Diversity

open access: yesMolecules, 2022
Dendrimers are attractive macromolecules for a broad range of applications owing to their well-defined shapes and dimensions, highly branched and globular architectures, and opportunities for exploiting multivalency.
Sanami Numai   +4 more
doaj   +1 more source

Autoinhibitory sterol sulfates mediate programmed cell death in a bloom-forming marine diatom

open access: yesNature Communications, 2017
Phytoplankton blooms are shaped by a period of rapid growth followed by massive cell death. Here the authors show that sterol sulfates accumulate in aging cells of a bloom-forming marine diatom and trigger an oxidative burst that leads to a mechanism of ...
Carmela Gallo   +4 more
doaj   +1 more source

Research advances on cytosine deaminase APOBEC1

open access: yes上海师范大学学报. 自然科学版, 2020
In order to fully understand the mechanisms of Apolipoprotein B mRNA(ApoB mRNA)editing enzyme catalytic polypeptide-1(APOBEC1), this review introduced the amino acid and nucleic acid sequences of APOBEC1 and ApoB mRNA, summarized and mapped the binding ...
ZHOU Binghan   +4 more
doaj   +1 more source

Global atmospheric budget of acetaldehyde: 3-D model analysis and constraints from in-situ and satellite observations [PDF]

open access: yes, 2010
We construct a global atmospheric budget for acetaldehyde using a 3-D model of atmospheric chemistry (GEOS-Chem), and use an ensemble of observations to evaluate present understanding of its sources and sinks.
Apel, E.   +15 more
core   +2 more sources

GyrI-like proteins catalyze cyclopropanoid hydrolysis to confer cellular protection

open access: yesNature Communications, 2017
GyrI-like proteins are small-molecule binding proteins that are widely distributed in prokaryotes and eukaryotes, with functions that are poorly characterized.
Hua Yuan   +13 more
doaj   +1 more source

8-Hydroxy-3,4-bis(4-methoxyphenyl)-1H-isochromen-1-one

open access: yesIUCrData, 2017
In the title compound, C23H18O5, the two methoxy-substituted benzene rings are inclined to one another by 67.0 (2)° and to the mean plane of the 1H-isochromene ring system by 67.21 (16) and 27.61 (17)°.
Sivakalai Mayakrishnan   +2 more
doaj   +1 more source

Selective targeting of proteins by hybrid polyoxometalates: Interaction between a bis-biotinylated hybrid conjugate and avidin [PDF]

open access: yes, 2018
The Keggin-type polyoxometalate [\u3b3-SiW10O36]8 12 was covalently modified to obtain a bis-biotinylated conjugate able to bind avidin. Spectroscopic studies such as UV-vis, fluorimetry, circular dichroism, coupled to surface plasmon resonance technique
Alessandra Saccani   +12 more
core   +2 more sources

Capnophilic Lactic Fermentation from Thermotoga neapolitana: A Resourceful Pathway to Obtain Almost Enantiopure L-lactic Acid

open access: yesFermentation, 2019
The industrial production of lactic acid (LA) is mainly based on bacterial fermentation. This process can result in enantiopure or racemic mixture according to the producing organism.
Genoveffa Nuzzo   +5 more
doaj   +1 more source

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