orcein (Meaning)
orcein (n.)
A reddish brown amorphous dyestuff, /, obtained from orcin, and forming the essential coloring matter of cudbear and archil. It is closely related to litmus.
Synonyms & Antonyms of orcein
No Synonyms and anytonyms found
orcein Sentence Examples
- Orcein is a natural dye extracted from certain lichen species, notably Roccella tinctoria.
- The orcein stain is widely used in histology for the selective staining of elastic fibers in tissues.
- Orcein's affinity for elastic fibers is due to its interaction with aldehyde groups in the elastin protein.
- Orcein staining is particularly useful in diagnosing conditions characterized by abnormal elastic fiber organization.
- The orcein technique helps visualize arterial walls, elastic lamellae in lung tissue, and elastic fibers in skin biopsies.
- Orcein staining can also be employed to study the spatial distribution and orientation of elastic fibers in various organs.
- An orcein-based stain is used in chromosome analysis to differentiate between A-T and G-C base pairs in DNA.
- Researchers use orcein staining in archeology to determine the age and species of leather artifacts.
- Orcein's ability to bind to collagen makes it useful in histological studies of connective tissues.
- Orcein staining is a valuable tool in pathology, forensics, and other scientific disciplines requiring the visualization of elastic fibers and DNA sequences.
FAQs About the word orcein
A reddish brown amorphous dyestuff, /, obtained from orcin, and forming the essential coloring matter of cudbear and archil. It is closely related to litmus.
No synonyms found.
No antonyms found.
Orcein is a natural dye extracted from certain lichen species, notably Roccella tinctoria.
The orcein stain is widely used in histology for the selective staining of elastic fibers in tissues.
Orcein's affinity for elastic fibers is due to its interaction with aldehyde groups in the elastin protein.
Orcein staining is particularly useful in diagnosing conditions characterized by abnormal elastic fiber organization.
