Results 71 to 80 of about 320,731 (312)

Histologic profile and CD44 expression in breast cancer tissue of balur nano divine kretek volunteers

open access: yesJournal of Biological Researches, 2016
Breast cancer is the most common cancer in woman. Accumulation of free radical in the body is one of cancer risk factors. Since 2009, Research Institute for Free Radicals Shedding Malang has been developing balur nano divine kretek method, combination of
Dody Novrial   +4 more
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Studies on free radicals, antioxidants, and co-factors

open access: yes, 2007
Khalid RahmanSchool of Biomolecular Sciences, Liverpool John Moores University, Liverpool, England, UKAbstract: The interplay between free radicals, antioxidants, and co-factors is important in maintaining health, aging and age-related diseases.
Khalid Rahman
core  

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

FREE RADICALS IN SCHIZOPHRENIA

open access: yesPsychiatry and Clinical Psychopharmacology, 2021
Objective: The role of free radicals in schizophrenia has been an issue of concern in recent years. In this study we aimed to investigate the importance of the free radicals and the non-enzymatic antioxidant defense systems in schizophrenic patients ...
Yalçın Güzelhan   +3 more
doaj  

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +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

Synthetic efforts towards new stable free radicals

open access: yes, 2008
A series of new 1,5-dimethyl-6-0x0-verdazyl radicals were prepared bearing either a hydroquinone or the 3,5-di-tertiary-butyl phenol substituent in the 3 position of the verdazyl ring as precursors to verdazyl 1 semiquinone diradical anions or verdazyl 1
McKinnon, Stephen David James
core  

Free radical reaction of fluorine containing compounds [PDF]

open access: yes, 1989
This thesis is concerned with the free-radical addition of oxygen containing compounds of the adducts produced. Free-radical additions of ether compounds to fluoroalkenes have been done by previous workers and the chemistry of some of these adducts has ...
Abu-Nasrieh, Omar M.
core  

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