Results 51 to 60 of about 193,847 (359)

Determination of cholesterol at the low picomole level by nano-electrospray ionization tandem mass spectrometry

open access: yesJournal of Lipid Research, 1999
A mass spectrometric method for the quantification of free cholesterol in cells and subcellular membranes is presented. The method is based on a simple one-step chemical derivatization of cholesterol to cholesterol-3-sulfate by a sulfur trioxide-pyridine
Roger Sandhoff   +4 more
doaj   +1 more source

Sterol derivative binding to the orthosteric site causes conformational changes in an invertebrate Cys-loop receptor

open access: yeseLife, 2023
Cys-loop receptors or pentameric ligand-gated ion channels are mediators of electrochemical signaling throughout the animal kingdom. Because of their critical function in neurotransmission and high potential as drug targets, Cys-loop receptors from ...
Steven De Gieter   +5 more
doaj   +1 more source

Biochemical evidence of chromosome homoeology among related plant genera. [PDF]

open access: yes, 1975
Biochemical markers associated with homoelogous chromosome groups 3 and 7 of Triticum aestivum L. have been investigated in genetic stocks carrying chromosomes or chromosomal segments of the same homoeology groups from Agropyron elongatum and Secale ...
Aragoncillo   +18 more
core   +2 more sources

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

Janus kinase 2 inhibition by pacritinib as potential therapeutic target for liver fibrosis

open access: yesHepatology, EarlyView., 2022
Diagram of the activation of the profibrotic and procontractile Janus kinase 2 (JAK2)/Ras homolog family member A/Rho‐kinase pathway and the inhibition of phosphorylated JAK2 by pacritinib to inhibit hepatic stellate cell activity. Abstract Background and Aims Janus kinase 2 (JAK2) signaling is increased in human and experimental liver fibrosis with ...
Sandra Torres   +21 more
wiley   +1 more source

Oil body extraction from oleo-proteaginous seeds and conservation of valuable native compounds☆

open access: yesOilseeds and fats, crops and lipids, 2023
Oil bodies, also called oleosomes have been the object of an increased interest since the last decade. Different processes of extraction and purification involve an aqueous crushing with methods to soften the cell membranes.
Fabre Jean-François   +7 more
doaj   +1 more source

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

(3β,16α)-3,16-Dihydroxypregn-5-en-20-one from the Twigs of Euonymus alatus (Thunb.) Sieb. Exerts Anti-Inflammatory Effects in LPS-Stimulated RAW-264.7 Macrophages

open access: yesMolecules, 2019
To discover new pharmacologically active natural products, here, we performed the phytochemical analysis of a Korean medicinal plant. Euonymus alatus (Thunb.) Sieb.
Seulah Lee   +5 more
doaj   +1 more source

Mutations in the _SC4MOL_ gene encoding a novel methyl sterol oxidase cause autosomal recessive psoriasisiform dermatitis, microcephaly and developmental delay [PDF]

open access: yes, 2008
Disorders of cholesterol biosynthesis have clinical manifestations involving skeleton, eyes, neurologic development, and skin. We describe a patient with congenital cataracts, developmental delay, microcephaly, and low serum cholesterol who developed ...
Abbe Vallejo   +8 more
core   +1 more source

Improvement of experimental testing and network training conditions with genome-wide microarrays for more accurate predictions of drug gene targets [PDF]

open access: yes, 2014
BACKGROUND: Genome-wide microarrays have been useful for predicting chemical-genetic interactions at the gene level. However, interpreting genome-wide microarray results can be overwhelming due to the vast output of gene expression data combined with off-
Christadore, Lisa M.   +3 more
core   +1 more source

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