Results 21 to 30 of about 981,318 (341)

The Development and Validation of a Novel “Dual Cocktail” Probe for Cytochrome P450s and Transporter Functions to Evaluate Pharmacokinetic Drug-Drug and Herb-Drug Interactions

open access: yesPharmaceutics, 2020
This study was designed to develop and validate a 10 probe drug cocktail named “Dual Cocktail”, composed of caffeine (Cyp1a2 in rat and CYP1A2 in human, 1 mg/kg), diclofenac (Cyp2c11 in rat and CYP2C9 in human, 2 mg/kg), omeprazole (Cyp2c11 in rat and ...
Mihwa Kwon   +3 more
doaj   +1 more source

Growth and Overall Health of Patients with SLC13A5 Citrate Transporter Disorder

open access: yesMetabolites, 2021
We were interested in elucidating the non-neurologic health of patients with autosomal recessive SLC13A5 Citrate Transporter (NaCT) Disorder. Multiple variants have been reported that cause a loss of transporter activity, resulting in significant ...
Tanya L. Brown   +2 more
doaj   +1 more source

Controlled functional expression of the bacteriocins pediocin PA-1 and bactofencin A in Escherichia coli [PDF]

open access: yes, 2017
peer-reviewedThe bacteriocins bactofencin A (class IId) and pediocin PA-1 (class IIa) are encoded by operons with a similarly clustered gene organization including a structural peptide, an immunity protein, an ABC transporter and accessory bacteriocin ...
Cotter, Paul D.   +5 more
core   +3 more sources

Morphogen transport [PDF]

open access: yesDevelopment, 2013
The graded distribution of morphogens underlies many of the tissue patterns that form during development. How morphogens disperse from a localized source and how gradients in the target tissue form has been under debate for decades. Recent imaging studies and biophysical measurements have provided evidence for various morphogen transport models ranging
Müller, Patrick   +4 more
openaire   +3 more sources

Mechanisms of Triptolide-Induced Hepatotoxicity and Protective Effect of Combined Use of Isoliquiritigenin: Possible Roles of Nrf2 and Hepatic Transporters

open access: yesFrontiers in Pharmacology, 2018
Triptolide (TP), the main bioactive component of Tripterygium wilfordii Hook F, can cause severe hepatotoxicity. Isoliquiritigenin (ISL) has been reported to be able to protect against TP-induced liver injury, but the mechanisms are not fully elucidated.
Zhenyan Hou   +18 more
doaj   +1 more source

ATP/ADP biosensor organoids for drug nephrotoxicity assessment

open access: yesFrontiers in Cell and Developmental Biology, 2023
Drug nephrotoxicity is a common healthcare problem in hospitalized patients and a major limitation during drug development. Multi-segmented kidney organoids derived from human pluripotent stem cells may complement traditional cell culture and animal ...
Koichiro Susa   +30 more
doaj   +1 more source

A Node-Expressed Transporter OsCCX2 Is Involved in Grain Cadmium Accumulation of Rice

open access: yesFrontiers in Plant Science, 2018
Excessive cadmium (Cd) accumulation in grains of rice (Oryza sativa L.) is a risk to food security. The transporters in the nodes of rice are involved in the distribution of mineral elements including toxic elements to different tissues such as grains ...
Xiaohua Hao   +12 more
doaj   +1 more source

Conserved Residues R420 and Q428 in a Cytoplasmic Loop of the Citrate/Malate Transporter CimH of Bacillus subtilis Are Accessible from the External Face of the Membrane [PDF]

open access: yes, 2003
CimH of Bacillus subtilis is a secondary transporter for citrate and malate that belongs to the 2-hydroxycarboxylate transporter (2HCT) family. Conserved residues R143, R420, and Q428, located in putative cytoplasmic loops and R432, located at the ...
Krom, Bastiaan P.,, Lolkema, Juke S.,
core   +2 more sources

Structural basis for mammalian nucleotide sugar transport

open access: yeseLife, 2019
Nucleotide-sugar transporters (NSTs) are critical components of the cellular glycosylation machinery. They transport nucleotide-sugar conjugates into the Golgi lumen, where they are used for the glycosylation of proteins and lipids, and they then ...
Shivani Ahuja, Matthew R Whorton
doaj   +1 more source

Patched 1 reduces the accessibility of cholesterol in the outer leaflet of membranes

open access: yeseLife, 2021
A long-standing mystery in vertebrate Hedgehog signaling is how Patched 1 (PTCH1), the receptor for Hedgehog ligands, inhibits the activity of Smoothened, the protein that transmits the signal across the membrane. We previously proposed (Kinnebrew et al.,
Maia Kinnebrew   +10 more
doaj   +1 more source

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