Results 61 to 70 of about 15,861,332 (312)

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

A context‐dependent modulatory role for eIF6 in acquired resistance to vemurafenib in melanoma

open access: yesFEBS Letters, EarlyView.
Acquired resistance to vemurafenib upregulates the translation factor eIF6 in melanoma cells. Silencing eIF6 in resistant cells reduces proliferation and partially restores drug sensitivity, whereas its overexpression increases sensitivity across melanoma lines regardless of BRAF status, via modulation of mTOR, S6K, and MAPK signaling.
George Kyriakopoulos   +9 more
wiley   +1 more source

Vibrational Properties and DFT Calculations of Perovskite-Type Methylhydrazinium Manganese Hypophosphite

open access: yesMolecules, 2020
Recently discovered hybrid perovskites based on hypophosphite ligands are a promising class of compounds exhibiting unusual structural properties and providing opportunities for construction of novel functional materials.
Aneta Ciupa-Litwa   +4 more
doaj   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Progress in low temperature physics.

open access: yes, 1955
Volume 12 in this distinguished series starts with a chapter on high temperature superconductivity. The chapter is of general interest, giving a historical perspective of the various speculations in the past on the possibility of such superconductors and
Gorter, Cornelis Jacobus
core  

Low-temperature bonding technologies for MEMS and 3D-IC

open access: yes, 2022
S.34Recent developments within MEMS and IC call for a reduction in bonding temperature down to 350 °C and below. For MEMS, sensitive mechanical structures, thinned wafers, and heterogeneous integration of temperature-sensitive materials or materials with
Vella, D.O.   +10 more
core   +1 more source

Universal empirical scaling of low-temperature heat capacity van Hove signature in classical and quantum cryocrystals

open access: yesScientific Reports
We analyze the low-temperature isochoric heat capacity of a broad set of cryocrystals and show that the hump in the Debye-reduced function $$C_v(T)/T^3$$ , which originates from the first van Hove singularity of the phonon spectrum, can be captured ...
Maksym Barabashko   +2 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

LOW TEMPERATURE SYNTHESIS OF DENSE REACTION-BONDED-MULLITE VIA TRANSIENT LIQUID [PDF]

open access: yes, 2001
A near-net-shape process for the production of mullite matrix ceramic composites below 1300 °C has been achieved by reaction bonding AI2O3, silicon, mullite seeds and a eutectic of A12O3-SiO2-mixed rare earth oxide.
HanSoo, Kim
core  

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

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