Results 41 to 50 of about 410,646 (334)

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Pectin Nanostructure Visualization by Atomic Force Microscopy

open access: yesBio-Protocol, 2015
Pectins, complex polysaccharides rich in galacturonic acid, are a major component of primary plant cell walls. These macromolecules regulate cell wall porosity and intercellular adhesion, being important in the control of cell expansion and ...
Sara Posé   +6 more
doaj   +1 more source

Investigating Atomic Details of the CaF$_2$(111) Surface with a qPlus Sensor [PDF]

open access: yes, 2004
The (111) surface of CaF$_2$ has been intensively studied with large-amplitude frequency-modulation atomic force microscopy and atomic contrast formation is now well understood.
Allers W   +14 more
core   +2 more sources

Substrate specificity of Burkholderia pseudomallei multidrug transporters is influenced by the hydrophilic patch in the substrate‐binding pocket

open access: yesFEBS Letters, EarlyView.
Multidrug transporters BpeB and BpeF from the Gram‐negative pathogen Burkholderia pseudomallei have a hydrophilic patch in their substrate‐binding pocket. Drug susceptibility tests and growth curve analyses using an Escherichia coli recombinant expression system revealed that the hydrophilic patches of BpeB and BpeF are involved in the substrate ...
Ui Okada, Satoshi Murakami
wiley   +1 more source

SNAREs: Could They be the Answer to an Energy Landscape Riddle in Exocytosis?

open access: yesThe Scientific World Journal, 2010
During exocytosis, chemical transmitters stored in secretory vesicles can be released upon fusion of these intracellular organelles to the plasma membrane. In this process, SNARE proteins that form a ternary core complex play a central role. This complex
Wei Liu, Vladimir Parpura
doaj   +1 more source

High-precision atomic force microscopy with atomically-characterized tips

open access: yesNew Journal of Physics, 2020
Traditionally, atomic force microscopy (AFM) experiments are conducted at tip–sample distances where the tip strongly interacts with the surface. This increases the signal-to-noise ratio, but poses the problem of relaxations in both tip and sample that ...
A Liebig   +4 more
doaj   +1 more source

Fast Ultrahigh-Density Writing of Low Conductivity Patterns on Semiconducting Polymers

open access: yes, 2013
The exceptional interest in improving the limitations of data storage, molecular electronics, and optoelectronics has promoted the development of an ever increasing number of techniques used to pattern polymers at micro and nanoscale.
di Donato, Andrea   +8 more
core   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Commentary on “Evaluation of shooting distance by AFM and FTIR⁄ATR analysis of GSR” Mou Y., Lakadwar J., Rabalais J.W., J. Forensic Sci. 2008; 53:1381-6 [PDF]

open access: yes, 2009
This piece highlights the disadvantages of utiising atomic force microscopy (AFM) for analysis of gun shot residue (GSR) and other fine powders.
Jones, BJ
core   +1 more source

Lab on a Tip: Atomic Force Microscopy as a Versatile Analytical Tool for Nano-bioscience [PDF]

open access: gold, 2021
Evan Angelo Quimada Mondarte   +5 more
openalex   +1 more source

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