Betulin


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Related to Betulin: Betulinic acid

Bet´u`lin


n.1.(Chem.) a term originally applied to a substance obtained as a resin or tar by extraction from the outer bark of the common European white birch (Betula alba); now referring to the chemical compound (C30H50O2) having a cyclopentanophenanthrene ring system, which is the main constituent of that extract, and which may be obtained crystalline; - called also birch camphor.
References in periodicals archive ?
Ingredients include pure Icelandic water from Kaldbakur Mountain, yarrow for its calming and anti-aging properties, antioxidant-rich bearberry, and birch, which is to reduce the symptoms of eczema due to its compound betulin.
The analysis of plant extracts using GC-MS and other methods revealed the presence of triterpene compounds, urs-12-ene, olean-12-ene-acetoxy, betulin, ursolic acid, germanicol, and lupane acetate [Figure 1].
Posteriorly, it was demonstrated that betulin binds to gamma-aminobutyric acid A (GABAa) which could explain the anxiolytic and anticonvulsant properties of this compound [49].
Betulin, friedelin, AY-amyrin, scopoletin and coumarin were isolated from low polar fraction and identified by spectral data [4].
Individual and complex use of new derivatives of betulin and remantadin for inhibition influenza virus reproduction.
obtained for compound (4) and reported 1H spectral data of betulin [19-22] compound (4) was identified as 3-oxo-betulin or betulone.
betulin, lupeol and betulinic acid against acyclovir-sensitive and acyclovir-resistant HSV type 1 strains was examined.
LONDON -- Extracted from bark of the white birch tree, betulin has antiseptic, antioxidant, anti-inflammatory and antiviral properties, to name a few.
For instance, betulin, the compound that whitens paper birch bark, also deters against desiccation and bacteria, fungi, insects and gnawing animals, and the curious, concentric cracks often found on red maple bark result from repeated cycles of fungal infections and attempts by the bark to wall off, or compartmentalize, the intruders.
In the current pilot study 42 patients with serologically confirmed chronic hepatitis C were treated for 12 weeks with 160 mg of birch bark extract (BBE) (standardised to 75% betulin and 3.
In mice, the compound known as betulin lowered cholesterol, helped prevent diet-induced obesity, and improved insulin sensitivity.
The compound, called betulin, targets genes involved in the production of harmful blood fats.