Results 61 to 70 of about 3,473,423 (297)

Controlling the phase of a light beam with a single molecule

open access: yes, 2011
We employ heterodyne interferometry to investigate the effect of a single organic molecule on the phase of a propagating laser beam. We report on the first phase-contrast images of individual molecules and demonstrate a single-molecule electro-optical ...
A. Renn   +9 more
core   +1 more source

Mechanisms of PANoptosis and relevant small-molecule compounds for fighting diseases [PDF]

open access: gold, 2023
Lian Wang   +8 more
openalex   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Topological states of the diatomic linear chain: effect of impedance matching to the fixed ends

open access: yesNew Journal of Physics, 2020
The diatomic linear chain with nearest-neighbor spring constants C _1 and C _2 has topologically different bulk states for C _1 ≷ C _2 . A finite chain of N unit cells and fixed ends (the first and last spring is C _1 ) exhibits two topological end ...
Marius Grundmann
doaj   +1 more source

Update on the Development of Toehold Switch-Based Approach for Molecular Diagnostic Tests of COVID-19

open access: yesJournal of Nucleic Acids, 2022
A high volume of diagnostic tests is needed during the coronavirus disease 2019 (COVID-19) pandemic to obtain representative results. These results can help to design and implement effective policies to prevent the spread of severe acute respiratory ...
Almando Geraldi   +2 more
doaj   +1 more source

CCT4 promotes tunneling nanotube formation

open access: yesFEBS Letters, EarlyView.
Tunneling nanotubes (TNTs) are membranous tunnel‐like structures that transport molecules and organelles between cells. They vary in thickness, and thick nanotubes often contain microtubules in addition to actin fibers. We found that cells expressing monomeric CCT4 generate many thick TNTs with tubulin.
Miyu Enomoto   +3 more
wiley   +1 more source

DNA unwinding heterogeneity by RecBCD results from static molecules able to equilibrate. [PDF]

open access: yes, 2013
Single-molecule studies can overcome the complications of asynchrony and ensemble-averaging in bulk-phase measurements, provide mechanistic insights into molecular activities, and reveal interesting variations between individual molecules.
Baskin, Ronald J   +2 more
core  

Single-molecule mapping of replisome progression [PDF]

open access: bronze, 2022
Clémence Claussin   +2 more
openalex   +1 more source

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Single-molecule Electronics: Cooling Individual Vibrational Modes by the Tunneling Current

open access: yes, 2015
Electronic devices composed of single molecules constitute the ultimate limit in the continued downscaling of electronic components. A key challenge for single-molecule electronics is to control the temperature of these junctions. Controlling heating and
Gagliardi, Alessio   +4 more
core   +1 more source

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