Results 71 to 80 of about 139,314 (301)

Silicon electro-optic modulator [PDF]

open access: yes, 2012
Electronic redacted version excludes material for which permission has not been granted by the rights holderIn recent years, as on-chip data transmission has increased dramatically, much time and effort has been devoted to the development of compact ...
Dong, Fengqiao
core   +2 more sources

Potential allosteric modulators of the proteasome activity [PDF]

open access: yesBiopolymers, 2010
AbstractProteasome, consisting of a tube‐shaped proteolytic core particle and attached to it regulatory modules, is a multifunctional enzymatic complex essential for the ubiquitin‐proteasome metabolic pathway. Due to its immense involvement in regulation of cellular physiology, the proteasome is an acknowledged anticancer drug target and potential ...
Elżbieta Jankowska   +7 more
openaire   +3 more sources

An Optical Modulator in Unmodified, Commercially-Available CMOS Technology [PDF]

open access: yes, 2011
11/04/13 Meb. Accepted version, OK to pub.Here we present a method and structures for mid-infrared, free-space optical communication using unmodified, commercially available complementary metal-oxide semiconductor integrated circuits.
Nikolic, K   +5 more
core   +1 more source

Paclitaxel induces NM2‐dependent cellular contraction through GEF‐H1 dissociation from microtubules and RhoA/ROCK activation in cancer cells

open access: yesMolecular Oncology, EarlyView.
Taxanes are widely used chemotherapeutics whose effects on cellular mechanics remain poorly understood. We show that paclitaxel induces rapid cellular contraction by promoting GEF‐H1 dissociation from microtubules and non‐muscle myosin II activation through RhoA/ROCK.
Gloria Asensio‐Juárez   +5 more
wiley   +1 more source

Mechanism of Allosteric Modulation of the Cys-loop Receptors

open access: yesPharmaceuticals, 2010
The cys-loop receptor family is a major family of neurotransmitter-operated ion channels. They play important roles in fast synaptic transmission, controlling neuronal excitability, and brain function.
Paul Whiteaker   +2 more
doaj   +1 more source

Allosteric modulators of metabotropic glutamate receptors: from virtual screening to experimental validation [PDF]

open access: yes, 2007
The goal of this thesis was to gain further insight into the binding behavior of ligands in the heptahelical domain (HD) of group I metabotropic glutamate receptors (mGluRs).
Noeske, Tobias
core  

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

Allosteric modulation of DNA by small molecules [PDF]

open access: yesProceedings of the National Academy of Sciences, 2009
Many human diseases are caused by dysregulated gene expression. The oversupply of transcription factors may be required for the growth and metastatic behavior of human cancers. Cell permeable small molecules that can be programmed to disrupt transcription factor-DNA interfaces could silence aberrant gene expression pathways ...
Chenoweth, David M., Dervan, Peter B.
openaire   +4 more sources

Structure-Activity Relationship Study of the High-Affinity Neuropeptide Y4 Receptor Positive Allosteric Modulator VU0506013

open access: yes, 2023
Structure-Activity Relationship Study of the High-Affinity Neuropeptide Y4 Receptor Positive Allosteric Modulator ...
Y Du (6951416)   +10 more
core  

The C‐terminal truncated splicing variant of NK1R negatively modulates substance P‐stimulated NK1R signaling

open access: yesFEBS Open Bio, EarlyView.
The neurokinin 1 receptor exists as full‐length (NK1L) and C‐terminally truncated (NK1S) splice variants. We show that NK1S heterodimerizes with NK1L, impairing Gαq coupling and Ca2+ mobilization while enhancing β‐arrestin1 recruitment. NK1S suppresses substance P‐driven gene expression and cell migration, revealing NK1S as an endogenous biased ...
Lan Phuong Nguyen   +8 more
wiley   +1 more source

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