Results 91 to 100 of about 2,196,436 (350)

Electron Transport Through Molecules: Gate Induced Polarization and Potential Shift

open access: yes, 2004
We analyze the effect of a gate on the conductance of molecules by separately evaluating the gate-induced polarization and the potential shift of the molecule relative to the leads. The calculations use ab initio density functional theory combined with a
H. Haug   +7 more
core   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Dual isotopic composition of methane in Murchison meteorite [PDF]

open access: yes, 2001
Dual isotopic composition (H and C) of methane extracted from a small sample of Murchison meteorite reveals a deuterium enrichment for this molecule, indicating the presence of interstellar ...
Butterworth, A. L.   +2 more
core  

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Improvement of the poly-3-hexylthiophene transistor performance using small molecule contact functionalization

open access: yes, 2009
We demonstrate an approach to improve poly-3-hexylthiophene field effect transistors by modifying the gold contacts with monolayer thick pentacenequinone (PQ) or naphthalene (NL). The effective contact resistance is reduced by a factor of two and sixteen
Deibel, Carsten   +3 more
core   +1 more source

Small-molecule catalysis [PDF]

open access: yesNature, 2008
Andrew, Mitchinson, Joshua, Finkelstein
openaire   +2 more sources

Discovery of RNA Binding Small Molecules Using Small Molecule Microarrays [PDF]

open access: yes, 2016
New methods to identify RNA-binding small molecules open yet unexplored opportunities for the pharmacological modulation of RNA-driven biology and disease states. One such approach is the use of small molecule microarrays (SMMs). Typically, SMMs are generated by spatially arraying and covalently linking a library of small molecules to a glass surface ...
Colleen M, Connelly   +2 more
openaire   +2 more sources

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Degradable carrier-free spray hydrogel based on self-assembly of natural small molecule for prevention of postoperative adhesion

open access: gold, 2023
Linjun Zou   +9 more
openalex   +1 more source

Small Molecules for Psoriasis [PDF]

open access: yesSeminars in Cutaneous Medicine and Surgery, 2016
Acitretin is an older, oral, non-immunosuppressive medication for the treatment of psoriasis. Tofacitinib is an oral Janus kinase inhibitor that has been studied for use in psoriasis. Each offers efficacy in certain settings and patient types but carries substantial safety risks.
openaire   +3 more sources

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