Results 31 to 40 of about 104,326 (198)

Potential peptidic proteasome inhibitors by incorporation of an electrophilic trap based on amino acid derived α-substituted sulfonyl fluorides [PDF]

open access: yes, 2017
Peptido sulfonyl fluoride derivatives were designed and synthesized containing a substituent on the alpha position (αPSFs) with respect to the sulfonyl fluoride electrophilic trap.
Brouwer, Arwin J.   +3 more
core   +1 more source

Energy-filtered transmission electron microscopy of biological samples on highly transparent carbon nanomembranes

open access: yes, 2011
Ultrathin carbon nanomembranes (CNM) comprising crosslinked biphenyl precursors have been tested as support films for energy-filtered transmission electron microscopy (EFTEM) of biological specimens.
Beyer, André   +7 more
core   +1 more source

Asymmetric Response: Explaining Corporate Social Disclosure by Multi-National Firms in Environmentally Sensitive Industries [PDF]

open access: yes, 2008
The paper examines the determinants of corporate social disclosure (CSD) using a sample drawn from environmentally sensitive industries. It extends the traditional literature in two respects.
Toms, S.
core   +1 more source

Direct evidence of ZnO morphology modification via the selective adsorption of ZnO-binding peptides [PDF]

open access: yes, 2011
Biomolecule-mediated ZnO synthesis has great potential for the tailoring of ZnO morphology for specific application in biosensors, window materials for display and solar cells, dye-sensitized solar cells (DSSCs), biomedical materials, and photocatalysts ...
Aisawa   +103 more
core   +1 more source

Localization of sterols and oxysterols in mouse brain reveals distinct spatial cholesterol metabolism [PDF]

open access: yes, 2020
Dysregulated cholesterol metabolism is implicated in a number of neurological disorders. Many sterols, including cholesterol and its precursors and metabolites, are biologically active and important for proper brain function. However, spatial cholesterol
Angelini, Roberto   +10 more
core   +2 more sources

Dynamic, Unconstrained Optimization of Secreted Enzyme Production in Fed‐Batch Fermentation Using Reinforcement Learning

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Reinforcement learning (RL) has been used to control a wide range of dynamic processes, especially ones that are too complex to model well or have stochastic environmental perturbations. Fed‐batch fermentations are subject to changes in starting cell growth rates and process variations that can affect cell growth and secreted target production.
Sai Harish Uthravalli   +3 more
wiley   +1 more source

Co-axial capillaries microfluidic device for synthesizing size- and morphology-controlled polymer core-polymer shell particles [PDF]

open access: yes, 2009
An easy assembling-disassembling co-axial capillaries microfluidic device was built up for the production of double droplets. Uniform polymer core-polymer shell particles were synthesized by polymerizing the two immiscible monomer phases composing the ...
Bouquey, Michel   +4 more
core   +3 more sources

Atomically precise metal cluster enzymes for pathological tissue regeneration

open access: yesBMEMat, EarlyView.
Schematic illustration of atomically precise metal cluster enzymes (MCEs) for pathological tissue regeneration. Atomically precise MCEs can modulate biological processes, such as attenuation of inflammatory responses, eradication of bacterial pathogens, regulation of angiogenesis, and promotion of cell development.
Ziqiang Xiong   +11 more
wiley   +1 more source

The Opacity of the Intergalactic Medium Measured Along Quasar Sightlines at $z\sim 6$

open access: yes, 2018
We publicly release a new sample of $34$ medium resolution quasar spectra at $5.77\leq z_{\rm em}\leq6.54$ observed with the Echellette Spectrograph and Imager (ESI) on the Keck telescope.
Davies, Frederick B.   +2 more
core   +1 more source

The Sightline to Q2343-BX415: Clues to Galaxy Formation in a Quasar Environment [PDF]

open access: yes, 2007
(Abridged) We have discovered a strong DLA coincident in redshift with the faint QSO Q2343-BX415 (R = 20.2, z_em = 2.57393). Follow-up observations at intermediate spectral resolution reveal that the metal lines associated with this 'proximate' DLA ...
Alice E. Shapley   +10 more
core   +2 more sources

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