Results 1 to 10 of about 467,470 (351)

Mechanisms of biotin-regulated gene expression in microbes [PDF]

open access: yesSynthetic and Systems Biotechnology, 2016
Biotin is an essential micronutrient that acts as a co-factor for biotin-dependent metabolic enzymes. In bacteria, the supply of biotin can be achieved by de novo synthesis or import from exogenous sources.
J. Satiaputra   +3 more
doaj   +3 more sources

Biotin methyl ester enhances cargo release in RUSH system and enables rapid biotinylation with TurboID [PDF]

open access: yesCommunications Biology
Biotin-streptavidin technology is a key tool in biotechnology. The engineering of streptavidin or streptavidin-like molecules and organic synthesis of biotin derivatives offer a variety of applications to meet the needs of researchers.
Taisei Uehara   +7 more
doaj   +2 more sources

Biotin-mediated drug delivery: does the biotin transporter mediate uptake of biotin conjugates? [PDF]

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry
Sodium-dependent multivitamin transporter (SMVT) is a biotin transporter over-expressed in various types of cancer cells and is commonly studied for targeted drug delivery using biotin conjugates.
Ravi Tripathi   +4 more
doaj   +2 more sources

Biotin [PDF]

open access: yesBioFactors, 2009
AbstractBiotin is a water‐soluble vitamin and serves as a coenzyme for five carboxylases in humans. Biotin is also covalently attached to distinct lysine residues in histones, affecting chromatin structure and mediating gene regulation. This review describes mammalian biotin metabolism, biotin analysis, markers of biotin status, and biological ...
Janos, Zempleni   +2 more
openaire   +4 more sources

The growth responses and antioxidant capabilities of melinjo (Gnetum gnemon L.) in different durations of drought stress

open access: yesAnnals of Agricultural Sciences, 2021
Melinjo (Gnetum gnemon L.) is a beneficial agroforestry plant that contains antioxidant compounds broadly studied as a natural source in pharmaceutical and nutraceutical uses.
Tri Agus Siswoyo   +3 more
doaj   +1 more source

Chlorin e6-Biotin Conjugates for Tumor-Targeting Photodynamic Therapy

open access: yesMolecules, 2021
To improve the tumor-targeting efficacy of photodynamic therapy, biotin was conjugated with chlorin e6 to develop a new tumor-targeting photosensitizer, Ce6-biotin. The Ce6-biotin had good water solubility and low aggregation.
Wei Liu   +7 more
doaj   +1 more source

Biotin conjugates in targeted drug delivery: is it mediated by a biotin transporter, a yet to be identified receptor, or (an)other unknown mechanism(s)?

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2023
Conjugation of drugs with biotin is a widely studied strategy for targeted drug delivery. The structure–activity relationship (SAR) studies through H3-biotin competition experiments conclude with the presence of a free carboxylic acid being essential for
Ravi Tripathi   +3 more
doaj   +1 more source

Ligand specificity of group I biotin protein ligase of Mycobacterium tuberculosis. [PDF]

open access: yesPLoS ONE, 2008
BACKGROUND: Fatty acids are indispensable constituents of mycolic acids that impart toughness & permeability barrier to the cell envelope of M. tuberculosis.
Sudha Purushothaman   +4 more
doaj   +1 more source

Biotinylated Quinone as a Chemiluminescence Sensor for Biotin-Avidin Interaction and Biotin Detection Application

open access: yesSensors, 2023
Biotin, or vitamin B7, is essential for metabolic reactions. It must be obtained from external sources such as food and biotin/vitamin supplements because it is not biosynthesized by mammals.
Fatema Kaladari   +4 more
doaj   +1 more source

A Substrate-induced Biotin Binding Pocket in the Carboxyltransferase Domain of Pyruvate Carboxylase [PDF]

open access: yes, 2013
Biotin-dependent enzymes catalyze carboxyl transfer reactions by efficiently coordinating multiple reactions between spatially distinct active sites. Pyruvate carboxylase (PC), a multifunctional biotin-dependent enzyme, catalyzes the bicarbonate- and ...
Lietzan, Adam D, Maurice, Martin St.
core   +2 more sources

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