Product overview

Name Erythrosin B
Description Photosensitizing vital exclusion dye
Alternative names Solvent Red 140; tetra-iodo fluorescein; Ery B; Erythrosin; Erythrosine
Biological description Photosensitizing vital exclusion dye. Synthetic dye and stain. Induces net release of transmitters via vesicles and selectively inhibits neuronal uptake of catecholamines.
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Solubility & Handling

Storage instructions Room temperature
Important This product is for RESEARCH USE ONLY and is not intended for therapeutic or diagnostic use. Not for human or veterinary use.



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Chemical Data

Chemical name Solvent Red 140; Tetraiodofluoresceuin; Erythrosine
Molecular Weight 835.89
Chemical structure Product image
Molecular Formula C20H8I4O5
CAS Number 16423-68-0
SMILES C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)O)I)I)O)I

References for Erythrosin B

References are publications that support the biological activity of the product
  • Establishing an experimental rat model of photodynamically-induced retinal vein occlusion using erythrosin B.

    Chen W et al (2014) Int J Ophthalmol 7(2) : 232-8.
  • Characterization of transmitter release as a response of vertebrate neural tissue to erythrosin B.

    Wade PD et al (1984) Brain Res 305(2) : 259-70.
  • Effect of erythrosin B on hyperpolarizing responses to catecholamines in amphibian sympathetic ganglia.

    Smith PA et al (1984) J Pharmacol Exp Ther 230(1) : 221-7.
  • Fluorescent erythrosin B is preferable to trypan blue as a vital exclusion dye for mammalian cells in monolayer culture.

    Krause AW et al (1984) J Histochem Cytochem 32(10) : 1084-90.