Results 91 to 100 of about 167,144 (276)

Interactions between the neuromodulatory systems and the amygdala: exploratory survey using the Allen Mouse Brain Atlas. [PDF]

open access: yes, 2013
Neuromodulatory systems originate in nuclei localized in the subcortical region of the brain and control fundamental behaviors by interacting with many areas of the central nervous system.
Krichmar, Jeffrey L, Zaldivar, Andrew
core   +1 more source

Regulatory conformational changes of the epsilon subunit in single FRET-labeled FoF1-ATP synthase [PDF]

open access: yesarXiv, 2014
Subunit epsilon is an intrinsic regulator of the bacterial FoF1-ATP synthase, the ubiquitous membrane-embedded enzyme that utilizes a proton motive force in most organisms to synthesize adenosine triphosphate (ATP). The C-terminal domain of epsilon can extend into the central cavity formed by the alpha and beta subunits, as revealed by the recent X-ray
arxiv  

Deciphering the Protein Motion of S1 Subunit in SARS-CoV-2 Spike Glycoprotein Through Integrated Computational Methods [PDF]

open access: yesarXiv, 2020
The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a major worldwide public health emergency that has infected over $1.5$ million people. The partially open state of S1 subunit in spike glycoprotein is considered vital for its infection with host cell and is represented as a key target for neutralizing antibodies.
arxiv  

Unique features of Plasmids among different Citrobacter species [PDF]

open access: yes, 2012
The _Citrobacter_ plasmids are supposed to represent the host genetic association within the living bacterial cell. The plasmids impart various beneficial characteristics to the host, helping it to retain suitable characteristics for adaptation as well ...
Swapnil G. Sanmukh, Waman N. Paunikar
core   +1 more source

Bulk motion measurements in clusters of galaxies with ATHENA-like missions [PDF]

open access: yes, 2013
The hierarchical formation of clusters of galaxies by accretion of material releases gravitational energy which dissipates into the intracluster gas. The process heats the material and generates gas turbulence and bulk motions and thus kinetic pressure.
arxiv   +1 more source

Dental implantology and fibrous dysplasia: A 6‐year follow‐up case report and a literature review

open access: yesOral Surgery, Volume 16, Issue 1, Page 126-132, February 2023., 2023
Abstract Background and Aim It is unclear if fibrous dysplasia (FD) represents a contraindication for implant borne rehabilitation, and only two successful cases are reported in the literature with a 4–2‐year follow‐up. The present paper discusses this issue reporting a full‐arch maxillary rehabilitation with a >5‐year follow‐up.
Giuseppe Lizio   +4 more
wiley   +1 more source

Covalently bound substrate at the regulatory site triggers allosteric enzyme activation [PDF]

open access: yes, 2008
The mechanism by which the enzyme pyruvate decarboxylase from yeast is activated allosterically has been elucidated. A total of seven three-dimensional structures of the enzyme, of enzyme variants or of enzyme complexes form two yeast species (three of ...
Georg Wille   +5 more
core   +1 more source

Ground States and Zero-Temperature Measures at the Boundary of Rotation Sets [PDF]

open access: yesarXiv, 2016
We consider a continuous dynamical system $f:X\to X$ on a compact metric space $X$ equipped with an $m$-dimensional continuous potential $\Phi=(\phi_1,\cdots,\phi_m):X\to \bR^m$. We study the set of ground states $ GS(\alpha)$ of the potential $\alpha\cdot \Phi$ as a function of the direction vector $\alpha\in S^{m-1}$. %We also study the corresponding
arxiv  

Paradoxical Activation of Entheseal Myeloid Cells by JAK1 and TYK2 Inhibitors via IL10 Antagonism

open access: yesArthritis &Rheumatology, Accepted Article.
Background JAK inhibition (JAKi) is effective in seronegative spondyloarthropathy (SpA) spectrum disorders, but TYK2 inhibition failed in SpA spectrum ulcerative colitis, and tofacitinib showed minimal benefit in Crohn's Disease, which highlights the complex role for JAK‐STAT signaling in different inflammatory processes. In this study, we investigated
Sami Giryes   +14 more
wiley   +1 more source

Quantitative proteomic analysis of sphere-forming stem-like oral cancer cells. [PDF]

open access: yes, 2013
IntroductionThe purpose of this study is to identify target proteins that may play important functional roles in oral cancer stem-like cells (CSCs) using mass spectrometry-based quantitative proteomics.MethodsSphere-formation assays were performed on ...
Feng, Sizhe   +3 more
core   +1 more source

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