brefeldin A

noun

A lactone antibiotic produced by fungal organisms such as Eupenicillium brefeldianum, inhibiting transport of proteins from ER to Golgi and inducing retrograde protein transport from the Golgi apparatus to the endoplasmic reticulum.

Meanings

nounbrefeldin A (uncountable)
  1. uncountablebiochemistryA lactone antibiotic produced by fungal organisms such as Eupenicillium brefeldianum, inhibiting transport of proteins from ER to Golgi and inducing retrograde protein transport from the Golgi apparatus to the endoplasmic reticulum.

Origin

From Eupenicillium brefeldianum (a fungus in which it is found) + -in.

Full word history & related roots →
Cite this entry
APA

brefeldin A. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/brefeldin%20A

MLA

“brefeldin A.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/brefeldin%20A. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “brefeldin A,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/brefeldin%20A.

Source: brefeldin A on Wiktionary, CC BY-SA 4.0.