Results 41 to 50 of about 782,609 (335)
Tribochemistry as an Alternative Synthesis Pathway [PDF]
While reactions driven by mechanical force or stress can be labeled mechanochemical, those specifically occurring at a sliding interface inherit the name tribochemical, which stems from the study of friction and wear: tribology. Increased perception of tribochemical reactions has been gained through technological advancement, and the development of new
Hayden Carlton+2 more
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An alternative cytokinin biosynthesis pathway [PDF]
Studies of de novo cytokinin biosynthesis in isopentenyltransferase ( ipt )-transformed Arabidopsis thaliana , involving in vivo deuterium labeling and mass spectrometry, showed that the biosynthetic rate of zeatinriboside-5′-monophosphate was
Nam-Hai Chua+7 more
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Properdin stabilizes the alternative C3 convertase (C3bBb), whereas its role as pattern-recognition molecule mediating complement activation is disputed for decades.
Jie Zhang+8 more
doaj +1 more source
Multiple Pathways in NaCl Homogeneous Crystal Nucleation [PDF]
NaCl crystal nucleation from metastable solutions has long been considered to occur according to a single-step mechanism. Recent experimental observations suggest that NaCl crystals emerge from disordered intermediates which is seemingly at odds with this established view. Here, we performed biased and unbiased molecular dynamics simulations to analyse
arxiv +1 more source
Hepatic ischemia/reperfusion injury (IRI) often causes serious complications in liver surgeries, including transplantation. Complement activation seems to be involved in hepatic IRI; however, no complement-targeted intervention has been clinically ...
Jiro Kusakabe+7 more
doaj +1 more source
Unbinding of Retinoic Acid from its Receptor Studied by Steered Molecular Dynamics [PDF]
Retinoic acid receptor (RAR) is a ligand-dependent transcription factor that regulates the expression of genes involved in cell growth, differentiation, and development. Binding of the retinoic acid hormone to RAR is accompanied by conformational changes in the protein which induce transactivation or transrepression of the target genes.
arxiv +1 more source
The dual nature of TDC – bridging dendritic and T cells in immunity
TDC are hematopoietic cells combining dendritic and T cell features. They reach secondary lymphoid organs (SLOs) and peripheral organs (liver and lungs) after FLT3‐dependent development in the bone marrow and maturation in the thymus. TDC are activated and enriched in SLOs upon viral infection, suggesting that they might play unique immune roles, since
Maria Nelli, Mirela Kuka
wiley +1 more source
IntroductionSeveral diseases caused by the dysregulation of complement activation can be treated with inhibitors of the complement components C5 and/or C3.
Emma Ispasanie+12 more
doaj +1 more source
Alternate pathways of cerebroside catabolism [PDF]
AbstractA search was made for new degradative pathways for glucosyl and galactosyl ceramides in an effort to explain the failure of these lipids to accumulate in the brains of children with Krabbe's or Gaucher's disease. Using various buffers and incubation conditions, we tested brain homogenates from 12 day old rats with the stearate‐labeled and ...
Lin, Yuh‐nan, Radin, Norman S.
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In vivo IL‐10 produced by tissue‐resident tolDC is involved in maintaining/inducing tolerance. Depending on the agent used for ex vivo tolDC generation, cells acquire common features but prime T cells towards anergy, FOXP3+ Tregs, or Tr1 cells according to the levels of IL‐10 produced. Ex vivo‐induced tolDC were administered to patients to re‐establish/
Konstantina Morali+3 more
wiley +1 more source