Results 61 to 70 of about 849,723 (398)

Alu Monomer Revisited: Recent Generation of Alu Monomers [PDF]

open access: yesMolecular Biology and Evolution, 2010
Alu is a predominant short interspersed element (SINE) family in the human genome and consists of two monomer units connected by an A-rich linker. At present, dimeric Alu elements are active in humans, but Alu monomers are present as fossilized sequences.
openaire   +2 more sources

The limits of precision monomer placement in chain growth polymerization

open access: yesNature Communications, 2016
Precise control over the location of monomers in a polymer chain has been described as the ‘Holy Grail’ of polymer synthesis. Controlled chain growth polymerization techniques have brought this goal closer, allowing the preparation of multiblock ...
Guillaume Gody   +3 more
semanticscholar   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

The Biological Effects of 3D Resins Used in Orthodontics: A Systematic Review

open access: yesBioengineering, 2022
Three-dimensional (3D) resin medical-dental devices have been increasingly used in recent years after the emergence of digital technologies. In Orthodontics, therapies with aligners have gained popularity, mainly due to the aggressive promotion policies ...
Inês Francisco   +9 more
doaj   +1 more source

Role of Rotations on Surface Diffusion of Water Trimers on Pd\{111\} [PDF]

open access: yes, 2016
Diffusion barriers for a cluster of three water molecules on Pd(111) have been estimated from ab-initio Density Functional Theory. A model for the diffusion of the trimer based in rotations yields a simple explanation of why the cluster can diffuse ...
de Andres, P. L., Ranea, Victor A.
core   +3 more sources

Syringyl Methacrylate, a Hardwood Lignin-Based Monomer for High-Tg Polymeric Materials

open access: yesACS Macro Letters, 2016
As viable precursors to a diverse array of macromolecules, biomass-derived compounds must impart wide-ranging and precisely controllable properties to polymers.
Angela L. Holmberg   +4 more
semanticscholar   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Compound oxidized styrylphosphine [PDF]

open access: yes, 1979
A process is described for preparing flame resistant, nontoxic vinyl polymers which contain phosphazene groups and which do not emit any toxic or corrosive products when they are oxidatively degraded.
Paciorek, K. J. L.
core   +1 more source

Random Polyelectrolytes and Polyampholytes in Solution

open access: yes, 1998
The behavior of polyelectrolytes and polyampholytes in semi-dilute solutions is investigated theoretically. Various statistical charge distributions along the polyelectrolyte chains are considered: smeared, annealed, permuted and quenched.
Andelman, D., Borukhov, I., Orland, H.
core   +1 more source

Detection of intermediates and kinetic control during assembly of bacteriophage P22 procapsid [PDF]

open access: yes, 2008
Bacteriophage P22 serves as a model for the assembly and maturation of other icosahedral double-stranded DNA viruses. P22 coat and scaffolding proteins assemble in vitro into an icosahedral procapsid, which then expands during DNA packaging (maturation).
Abendon   +53 more
core   +1 more source

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