Results 51 to 60 of about 303,253 (312)

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Increasing donor-acceptor spacing for reduced voltage loss in organic solar cells

open access: yesNature Communications, 2021
Complex morphology in donor/acceptor organic heterostructures hampers the understanding of device performance. Here, the origin of the high voltage loss in organic solar cells is ascribed to the too small spacing between the donor/acceptor molecules in ...
Jing Wang   +11 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Modulating the Synthesis of Dextran with the Acceptor Reaction Using Native and Encapsulated Dextransucrases

open access: yesFood Technology and Biotechnology, 2004
Dextransucrases are glucansucrases with broad applications in the food, cosmetics and pharmaceutical industries. Using sucrose as the glucosyl donor, they synthesize both high molecular weight (HMW) dextrans and potential prebiotic oligosaccharides.
Arantza Gómez de Segura   +4 more
doaj  

Biphenyl-DNA

open access: yesCHIMIA, 2007
We report on the pairing properties of oligodeoxynucleotides containing chemically functionalized biphenyl residues instead of natural nucleobases.
Alain Zahn, Christian J. Leumann
doaj   +1 more source

Photoreactivity of donor-acceptor stilbene complexes in a macrocyclic host

open access: yes, 2022
Host-guest 2:1 complexation of photoreactive alkene guests improves the selectivity of [2+2] photodimerizations by templating alkene orientation prior to irradiation.
Suyog, Padgaonkar   +5 more
core   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

1,2-cis-α-Stereoselective Glycosylation Utilizing a Glycosyl-Acceptor-Derived Borinic Ester and Its Application to the Total Synthesis of Natural Glycosphingolipids

open access: yes, 2016
1,2-cis-α-Stereoselective glycosylations were conducted using a 1,2-anhydroglucose donor and mono-ol acceptors in the presence of a glycosyl-acceptor-derived borinic ester. Reactions proceeded smoothly under mild conditions to provide the corresponding α-
Masamichi Tanaka (2615947)   +2 more
core   +1 more source

Effects of Side Chains in Third Components on the Performance of Fused-Ring Electron-Acceptor-Based Ternary Organic Solar Cells

open access: yes, 2021
We incorporate fused-ring electron acceptor IOIC2 or IOIC5 into the PM6:Y6 blend and investigate the impacts of IOIC2 or IOIC5 on the performance of organic solar cells (OSCs). Both IOIC2 and IOIC5 contain the same fused-ring core but with different side
Changxi Zhang (11255027)   +7 more
core   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

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