Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Rhodamine 123 MeSH Descriptor Data 2025


MeSH Heading
Rhodamine 123
Tree Number(s)
D03.633.300.953.600.500
Unique ID
D020112
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D020112
Scope Note
A fluorescent probe with low toxicity which is a potent substrate for ATP BINDING CASSETTE TRANSPORTER, SUBFAMILY B, MEMBER 1 and the bacterial multidrug efflux transporter. It is used to assess mitochondrial bioenergetics in living cells and to measure the efflux activity of ATP BINDING CASSETTE TRANSPORTER, SUBFAMILY B, MEMBER 1 in both normal and malignant cells. (Leukemia 1997;11(7):1124-30)
Pharm Action
Fluorescent Dyes
Registry Numbers
1N3CZ14C5O
Related Numbers
62669-70-9
CAS Type 1 Name
Xanthylium, 3,6-diamino-9-(2-(methoxycarbonyl)phenyl)-, chloride
Previous Indexing
Rhodamines (1982-1998)
See Also
ATP Binding Cassette Transporter, Subfamily B, Member 1
Public MeSH Note
1999; RHODAMINE 123 was indexed under RHODAMINES 1982-1998
History Note
1999; use RHODAMINE 123 (NM) 1982-1998
Date Established
1999/01/01
Date of Entry
2024/08/09
Revision Date
2024/05/31
Rhodamine 123 Preferred
page delivered in 0.143s