Results 61 to 70 of about 2,228,393 (268)

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

Current research on methamphetamine: Epidemiology, medical and ‎psychiatric effects, treatment, and harm reduction efforts [PDF]

open access: yesAddiction and Health, 2014
Background: Methamphetamine (MA) which is known as “shisheh” in Iran is a drug that widely is used in many parts of the world and it is near to a decade that is available for the most drug users and has a considerable prevalence of use. Due to high abuse
Seyed Ramin Radfar ‎   +1 more
doaj  

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

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

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

GUIDELINES FOR PREVENTION AND MANAGEMENT OF GASTROINTESTINAL ADVERSE EFFECTS IN PATIENTS RECEIVING NON-STEROIDAL ANTI-INFLAMMATORY AND ANTIAGGREGANT THERAPY

open access: yesZdravniški Vestnik, 2015
Adverse effects of nonsteroidal antiinflammatory drugs and antiaggregants on gastrointestinal tract can be prevented or reduced by rational prescribing, use of proton pump inhibitors and Helicobacter pylori eradication.Nonsteroidal antiinflammatory drugs
Borut Štabuc   +7 more
doaj  

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

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

Seletividade de produtos fitossanitários utilizados na cultura do pessegueiro nos estágios imaturos de Trichogramma atopovirilia Oatman & Platner, 1983 (Hymenoptera: Trichogrammatidae) Selectivity of pesticides used in peach production to immature stages of Trichogramma atopovirilia Oatman & Platner, 1983 (Hymenoptera: Trichogrammatidae)

open access: yesCiência Rural, 2008
Neste trabalho foi avaliada em condições de laboratório a seletividade dos produtos fitossanitários (g ou mL produto comercial 100L-1) abamectina (80), carbaril (360), deltametrina (40), dimetoato (120), enxofre (600), etofenproxi (150), fentiona (100 ...
Fabrizio Pinheiro Giolo   +5 more
doaj   +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

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