Results 31 to 40 of about 1,562,446 (293)

Magnetic tweezers with magnetic flux density feedback control [PDF]

open access: yesReview of Scientific Instruments, 2020
In this work, we present a single-pole magnetic tweezers (MT) device designed for integration with substrate deformation tracking microscopy and/or traction force microscopy experiments intended to explore extracellular matrix rheology and human epidermal keratinocyte mechanobiology.
Waddah I. Moghram   +3 more
openaire   +2 more sources

Scanning a DNA molecule for bound proteins using hybrid magnetic and optical tweezers. [PDF]

open access: yesPLoS ONE, 2013
The functional state of the genome is determined by its interactions with proteins that bind, modify, and move along the DNA. To determine the positions and binding strength of proteins localized on DNA we have developed a combined magnetic and optical ...
Marijn T J van Loenhout   +7 more
doaj   +1 more source

rafatrojo/Magnetic-Tweezers-Software: v1.0

open access: yes, 2023
Magnetic Tweezers software and circuit ...
rafatrojo
core   +1 more source

Simulation of superresolution holography for optical tweezers [PDF]

open access: yes, 2008
Optical tweezers manipulate microscopic particles using foci of light beams. Their performance is therefore limited by diffraction. Using computer simulations of a model system, we investigate the application of superresolution holography for two ...
Thomson, L.C.   +14 more
core   +1 more source

Advanced techniques in Raman tweezers microspectroscopy for applications in biomedicine [PDF]

open access: yes, 2008
This thesis investigates the use of Raman tweezers microspectroscopy to interrogate the biochemistry of single biological cells. Raman tweezers microspectroscopy is a powerful technique, which combines traditional Raman microspectroscopy and optical ...
Jess, Phillip R.T.
core   +2 more sources

Optical Trapping and Manipulation of Superparamagnetic Beads Using Annular-Shaped Beams

open access: yesMethods and Protocols, 2018
We propose an optical tweezers setup based on an annular-shaped laser beam that is efficient to trap 2.8 μ m-diameter superparamagnetic particles.
Leandro Oliveira   +2 more
doaj   +1 more source

Two energy barriers and a transient intermediate state determine the unfolding and folding dynamics of cold shock protein

open access: yesCommunications Chemistry, 2021
Force-dependent transitions can provide insights into the free-energy landscape of proteins. Here, the authors observe the folding and unfolding dynamics of the model protein Csp using magnetic tweezers, from which a free-energy landscape with two energy
Haiyan Hong   +6 more
doaj   +1 more source

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