Results 31 to 40 of about 448,030 (290)

Exploring lipid diversity and minimalism to define membrane requirements for synthetic cells

open access: yesFEBS Letters, EarlyView.
Designing the lipid membrane of synthetic cells is a complex task, in which its various roles (among them solute transport, membrane protein support, and self‐replication) should all be integrated. In this review, we report the latest top‐down and bottom‐up advances and discuss compatibility and complexity issues of current engineering approaches ...
Sergiy Gan   +2 more
wiley   +1 more source

Cytochrome c binding affects the conformation of cytochrome a in cytochrome c oxidase.

open access: yesJournal of Biological Chemistry, 1992
Second derivative absorption spectroscopy has been used to assess the effects of complex formation between cytochrome c and cytochrome c oxidase on the conformation of the cytochrome a cofactor. When ferrocytochrome c is complexed to the cyanide-inhibited reduced or mixed valence enzyme, the conformation of ferrocytochrome a is affected.
D Sherman, S R Lynch, R A Copeland
openaire   +3 more sources

Murburn concept: a paradigm shift in cellular metabolism and physiology

open access: yesBiomolecular Concepts, 2020
Two decades of evidence-based exploratory pursuits in heme-flavin enzymology led to the formulation of a new biological electron/moiety transfer paradigm, called murburn concept.
Manoj Kelath Murali
doaj   +1 more source

The multidrug and toxin extrusion (MATE) transporter DTX51 antagonizes non‐cell‐autonomous HLS1–AMP1 signaling in a region‐specific manner

open access: yesFEBS Letters, EarlyView.
The Arabidopsis mutants hls1 hlh1 and amp1 lamp1 exhibit pleiotropic developmental phenotypes. Although the functions of the causative genes remain unclear, they act in the same genetic pathway and are thought to generate non‐cell‐autonomous signals.
Takashi Nobusawa, Makoto Kusaba
wiley   +1 more source

How are ‘atypical’ sulfite dehydrogenases linked to cell metabolism? – Interactions between the SorT sulfite deydrogenase and small redox proteins

open access: yesFrontiers in Microbiology, 2011
Sulfite dehydrogenases are enzymes that catalyze the oxidation of the toxic and mutagenic compound sulfite to sulfate, thereby protecting cells from adverse effects associated with sulfite exposure.
Louie eLow   +3 more
doaj   +1 more source

Lack of salidroside impact on selected cytochromes encoding genes transcription in the liver of ethanol induced rats

open access: yesHerba Polonica, 2021
Introduction: The molecular basis of in vivo metabolism of selected representatives of phenylethanoids in the presence of ethanol has not been fully elucidated.
Kujawski Radosław   +9 more
doaj   +1 more source

Pitavastatin: focus on safety and drug interactions

open access: yesКардиоСоматика, 2021
Pitavastatin is a drug from the group of HMG-CoA reductase inhibitors, which has good lipid-lowering efficacy and has no significant effect on the risk of diabetes mellitus.
Larisa O. Minushkina   +1 more
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

HIGH DOSES OF IVERMECTIN CAUSE TOXIC EFFECTS AFTER SHORTTERM ORAL ADMINISTRATION IN RATS

open access: yesSlovenian Veterinary Research
The anthelmintic macrocyclic lactones (MLs) are the most important endectocides in modern pharmacotherapy of parasitic infections. However, during the COVID 19 pandemic, ivermectin was used in humans against infection with the SARS-CoV-2 virus in doses ...
Vladimir Marjanović   +9 more
doaj   +1 more source

4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase in malaria parasites and enhances atovaquone efficacy

open access: yesFEBS Letters, EarlyView.
Atovaquone is an antimalarial requiring potentiation for sufficient efficacy. We pursued strategies to enhance its activity, showing that 4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase, decreasing ubiquinone biosynthesis. Since atovaquone competes with ubiquinol in mitochondria, 4‐nitrobenzoate facilitates its action, potentiating ...
Ignasi Bofill Verdaguer   +7 more
wiley   +1 more source

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