Orcinol | definition of orcinol by Medical dictionary
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Related to orcinol: orcinol test
Parent substance of the natural dye orcein, obtained from certain colorless lichens (Lecanora tinctoria, Rocella tinctoria) by treatment with boiling water; used as an external antiseptic in various skin diseases and in chemistry as a reagent for pentoses.
orcinol /or·ci·nol/ (or´sĭ-nol) an antiseptic principle, mainly derived from lichens, used as a reagent in various tests.
orcin, orcinol (or′sĭn) (-ol″)
A chemical derived from lichens and used as a histological stain.
References in periodicals archive
Metabolism of resorcinylic compounds by bacteria: orcinol pathway in Pseudomonas putida // J.
Bacterial metabolism of resorcinylic compounds: purification and properties of orcinol hydroxylase and resorcinol hydroxylase from Pseudomonas putida ORC // Eur.
The RNA content of the 5% PCA extract can be determined using the orcinol reaction (Schneider, 1957).
While yeast RNA preparations are commercially available which are suitable for use as standards in the orcinol assay, they are too degraded for the electrophoretic analysis (Figure 6A).
tridepside tenuiorin (1) and methyl orsellinate (2).