Results 61 to 70 of about 1,679,071 (295)

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Functionalized graphene – poly(vinyl alcohol) nanocomposites: Physical and dielectric properties

open access: yeseXPRESS Polymer Letters, 2012
Chemically derivatized graphene/poly(vinyl alcohol) (PVA) nanocomposites were successfully fabricated by combination of solution processing and compression molding.
G. C. Psarras, I. Tantis, D. Tasis
doaj   +1 more source

Chemical and Thermal Analysis of Fly Ash-Reinforced Aluminum Matrix Composites (AMCs)

open access: yesJournal of Composites Science
Fly ash has been utilized as a reinforcing material in the production of aluminum matrix composites, and in this investigation, Al-Si (LM6) fly ash composites were fabricated using the compocasting method. Various compositions of fly ash were incorporated into the samples (4, 5 and 6 wt%), and the preparation temperature ranged from 560 to 800 °C. This
S. Nordin   +2 more
openaire   +2 more sources

Density-matrix renormalization study of the frustrated fermions on the triangular lattice

open access: yes, 2009
We show that the two-dimensional density-matrix renormalization analysis is useful to detect the symmetry breaking in the fermionic model on a triangular lattice.
Hotta, C., Nishimoto, S.
core   +1 more source

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

Characterization of Chemically Treated Limonia Acidissima (Wood Apple) Shell Powder: Physicochemical, Thermal, and Morphological Properties

open access: yesJournal of Natural Fibers, 2022
The latest environmental legislations imposed by various governments across the globe have made exceptional utilization of biodegradable (green) materials in composite structures.
Vasantha Kumar Shravanabelagola Nagaraja Setty   +4 more
doaj   +1 more source

Solid Phase Excitation-Emission Matrix Spectroscopy for In-Situ Chemical Analysis of Combustion Aerosols

open access: yes, 2020
Exposure to combustion generated aerosols such as PM from residential woodburning, forest fires, cigarette smoke, and traffic emission have been linked to adverse health outcomes. It is important to assess the chemical composition of PM to examine personal exposure.
Gaurav Mahamuni   +6 more
openaire   +1 more source

Intergranular diffusion rates from the analysis of garnet surfaces: implications for metamorphic equilibration [PDF]

open access: yes, 2017
Novel approaches to garnet analysis have been used to assess rates of intergranular diffusion between different matrix phases and garnet porphyroblasts in a regionally metamorphosed staurolite-mica-schist from the Barrovian-type area in Scotland.
Chung, Peter   +2 more
core   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

A Phylogenetic Analysis of Tribes of the Asteraceae Based on Phytochemical Data

open access: yesNatural Product Communications, 2007
This work describes the first phylogenetic analysis of the entire Asteraceae based only on chemical data. The data matrix used in this study was based on a large chemical database comprising ~400 skeletal types of terpenes, coumarins, flavonoids ...
Lalita M. Calabria   +4 more
doaj   +1 more source

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