Results 91 to 100 of about 6,347,699 (399)

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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

Cell-free synthetic biology: Engineering in an open world

open access: yesSynthetic and Systems Biotechnology, 2017
Cell-free synthetic biology emerges as a powerful and flexible enabling technology that can engineer biological parts and systems for life science applications without using living cells.
Yuan Lu
doaj   +1 more source

The Super-Spinner: a low cost animal cell culture bioreactor for the CO 2 incubator

open access: yes, 1994
Heidemann R, Riese U, Lütkemeyer D, Büntemeyer H, Lehmann J. The Super-Spinner: a low cost animal cell culture bioreactor for the CO 2 incubator. Cytotechnology.
Heidemann, R.   +4 more
core   +1 more source

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

Gene circuit-based sensors

open access: yesFundamental Research
As an important branch of biosensors, gene circuit-based biosensors constructed based on synthetic biology concepts can sense specific substances to be measured and converted into specific signal outputs.
Xinyue Guo, Min Li, Xiaolei Zuo
doaj   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Cell-free reconstitution of vacuole membrane fragmentation reveals regulation of vacuole size and number by TORC1.

open access: yes, 2012
Size and copy number of organelles are influenced by an equilibrium of membrane fusion and fission. We studied this equilibrium on vacuoles-the lysosomes of yeast.
Michaillat, L., Baars, T.L., Mayer, A.
core   +1 more source

Effects of Phosphocreatine on Apoptosis in a Cell-free System [PDF]

open access: yesJournal of Biological Chemistry, 2001
The characteristic morphological and biochemical changes during caspase-mediated apoptosis can be reproduced to a large extent in a Xenopus laevis egg extract cell-free system by addition of mouse liver nuclei and exogenous cytochrome c. We show that in this system phosphocreatine accelerated the apoptotic morphological changes of the nuclei, but ...
Y, Zhao   +5 more
openaire   +2 more sources

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

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