Results 61 to 70 of about 11,101 (204)

PPT1‐mediated plastidic phosphoenolpyruvate import enhances fatty acid biosynthesis in sugar‐rich tissues

open access: yesNew Phytologist, EarlyView.
Summary Metabolic engineering of vegetative tissues for lipid production holds transformative potential for sustainable biofuels, yet achieving sufficient yields remains challenging. Here, we present a strategy to enhance fatty acid synthesis by redirecting cytosolic phosphoenolpyruvate (PEP) into plastids through overexpression of the plastidial ...
Jiang Wang   +6 more
wiley   +1 more source

The joint action of yeast eisosomes and membraneless organelles in response to ethanol stress

open access: yesHeliyon
Elevated ethanol concentrations in yeast affect the plasma membrane. The plasma membrane in yeast has many lipid-protein complexes, such as Pma1 (MCP), Can1 (MCC), and the eisosome complex.
Camila Moreira Pinto   +7 more
doaj   +1 more source

Membrane transporters studied by EPR spectroscopy: structure determination and elucidation of functional dynamics [PDF]

open access: yes, 2016
During their mechanistic cycles membrane transporters often undergo extensive conformational changes, sampling a range of orientations, in order to complete their function.
Abe   +119 more
core   +1 more source

NPF2 is involved in intracellular pH regulation and ion balance in the diatom Phaeodactylum tricornutum

open access: yesNew Phytologist, EarlyView.
Summary Cellular ion and pH homeostasis are crucial factors affecting and regulating metabolic reactions, protein stability, signalling and transport mechanisms. To balance intracellular ion concentrations, organisms need to constantly sense and respond to both the extracellular environment and cell compartments' requests.
Anna Santin   +15 more
wiley   +1 more source

Expression of Ion Transporters and Na+/K+-ATPase and H+-ATPase Activities in the Gills and Kidney of Silver Catfish (Rhamdia quelen) Exposed to Different pHs

open access: yesFishes, 2022
Exposure to acidic and alkaline pHs results in an ionic imbalance. Cellular responses involved in osmoregulation in silver catfish exposed to different pHs (5.5, 7.5, and 9.0) for 24 h were evaluated. The gills and kidney were collected to measure Na+/K+-
Morgana Tais Streck Marx   +8 more
doaj   +1 more source

Delineating Electrogenic Reactions during Lactose/H+ Symport [PDF]

open access: yesBiochemistry, 2010
Electrogenic reactions accompanying downhill lactose/H(+) symport catalyzed by the lactose permease of Escherichia coli (LacY) have been assessed using solid-supported membrane-based electrophysiology with improved time resolution. Rates of charge translocation generated by purified LacY reconstituted into proteoliposomes were analyzed over a pH range ...
Garcia-Celma, Juan J   +4 more
openaire   +4 more sources

Maternal nutrition as a key determinant of placental and developing blood–brain barrier xenobiotic protective functions

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Suboptimal maternal nutrition alters placental and developing blood–brain barrier (BBB) protective function and is associated with increased fetal brain vulnerability. In the placenta, nutritional adversity may reduce the exchange surface area and promote meta‐inflammation, compromising barrier efficiency in a model‐ and context ...
Kristin L. Connor   +4 more
wiley   +1 more source

Epigenetic and oncogenic regulation of SLC16A7 (MCT2) results in protein over-expression, impacting on signalling and cellular phenotypes in prostate cancer [PDF]

open access: yes, 2017
Felisbino S. received a fellowship from the Sao Paulo Research Foundation (FAPESP) ref. 2013/08830-2 and 2013/06802-1. Anne Y Warren research time funded by: Cambridge Biomedical Research Centre.Monocarboxylate Transporter 2 (MCT2) is a major pyruvate ...
Felisbino, Sergio   +10 more
core   +1 more source

The Arabidopsis NPF7.2 mediates coumarin uptake for root iron acquisition

open access: yesNew Phytologist, Volume 250, Issue 3, Page 1619-1633, May 2026.
Summary Iron (Fe) is a transition metal necessary for achieving essential physiological processes throughout the plant lifecycle. In Arabidopsis thaliana, secreting Fe‐mobilizing coumarins (FMC) is a key mechanism enabling roots to acquire nonbioavailable Fe present in soils.
Shunsuke Watanabe   +7 more
wiley   +1 more source

Glucose Transport in Escherichia coli: From Basics to Transport Engineering

open access: yesMicroorganisms, 2023
Escherichia coli is the best-known model for the biotechnological production of many biotechnological products, including housekeeping and heterologous primary and secondary metabolites and recombinant proteins, and is an efficient biofactory model to ...
Ofelia E. Carreón-Rodríguez   +3 more
doaj   +1 more source

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