NLM Logo

Ethidium MeSH Descriptor Data 2025


MeSH Heading
Ethidium
Tree Number(s)
D03.633.300.633.416
Unique ID
D004996
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D004996
Scope Note
A trypanocidal agent and possible antiviral agent that is widely used in experimental cell biology and biochemistry. Ethidium has several experimentally useful properties including binding to nucleic acids, noncompetitive inhibition of nicotinic acetylcholine receptors, and fluorescence among others. It is most commonly used as the bromide.
Entry Term(s)
Ethidium Bromide
Homidium Bromide
Novidium
Pharm Action
Enzyme Inhibitors
Fluorescent Dyes
Indicators and Reagents
Trypanocidal Agents
Nicotinic Antagonists
Related Numbers
059NUO2Z1L
3546-21-2
CAS Type 1 Name
Phenanthridinium, 3,8-diamino-5-ethyl-6-phenyl-
Previous Indexing
Antiprotozoal Agents (1966-1971)
Antiviral Agents (1966-1971)
appropriate enzyme/AI (1968-1971)
Phenanthridines (1969-1971)
Public MeSH Note
74
History Note
74(72)
Date Established
1974/01/01
Date of Entry
1999/01/01
Revision Date
2016/05/31
Ethidium Preferred
Ethidium Bromide Narrower
Novidium Narrower
page delivered in 0.155s