Results 101 to 110 of about 6,486,155 (264)

Single stranded DNA: A new model system for single molecule polymer dynamics [PDF]

open access: yes, 2011
The study of polymer dynamics has been an active area of research for many years. For nearly two decades, fluorescently-labeled double stranded DNA (dsDNA) has been the model system for studying single molecule polymer dynamics in non-equilibrium ...
Brockman, Christopher A.
core  

Fluorescence Microscopy Assay to Measure HIV-1 Capsid Uncoating Kinetics in vitro

open access: yesBio-Protocol, 2019
The stability of the HIV-1 capsid and the spatiotemporal control of its disassembly, a process called uncoating, need to be finely tuned for infection to proceed.
Chantal Márquez   +6 more
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Metal-Single-Molecule-Semiconductor Junctions Formed by a Radical Reaction Bridging Gold and Silicon Electrodes.

open access: yes, 2019
Here we report molecular films terminated with diazonium salts moieties at both ends which enables single-molecule contacts between gold and silicon electrodes at open circuit via a radical reaction.
Yan B Vogel (23524978)   +7 more
core  

Single-Molecule-Magnet Behavior and Fluorescence Properties of 8‑Hydroxyquinolinate Derivative-Based Rare-Earth Complexes

open access: yes, 2016
Five tetranuclear rare-earth complexes, [RE4(dbm)4L6(μ3-OH)2] [HL = 5- (4-fluorobenzylidene)-8-hydroxylquinoline; dbm = 1,3-diphenyl-1,3-propanedione; RE = Y (1), Eu (2), Tb (3), Dy (4), Lu (5)], have been synthesized and completely characterized.
Hong-Ling Gao (836220)   +5 more
core   +1 more source

Single-Molecule Imaging Reveals Topology Dependent Mutual Relaxation of Polymer Chains [PDF]

open access: yes, 2015
The motion and relaxation of linear and cyclic polymers under entangled conditions are investigated by means of a newly developed single-molecule tracking technique, cumulative-area (CA) tracking.
Serag, Maged F.   +2 more
core   +1 more source

Pharmacologic hyperstabilisation of the HIV-1 capsid lattice induces capsid failure

open access: yeseLife
The HIV-1 capsid has emerged as a tractable target for antiretroviral therapy. Lenacapavir, developed by Gilead Sciences, is the first capsid-targeting drug approved for medical use.
KM Rifat Faysal   +12 more
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Single-molecule study of the DNA helicase regulating genomic stability [PDF]

open access: yes, 2011
A DNA helicase, PcrA is an essential protein in gram-positive bacteria. PcrA utilizes its helicase activity and translocation activity to regulate various cellular functions including plasmid replication and counteracting deleterious recombination ...
Park, Jeehae
core  

Single-Molecule Imaging of Bmp4 Dimerization on Human Periodontal Ligament Cells

open access: yes, 2012
We expressed bone morphogenetic protein 4 (BMP4) fused with enhanced green fluorescent protein (BMP4-EGFP) in the secretory pathways of producer cells. Fluorescent EGFP was acquired only after we interrupted the transport of BMP4- EGFP by culturing cells
秘心吾;姜昱至;周綠蘋;林俊彬   +1 more
core   +1 more source

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