butyrophilin

B3U1T1Y4R1O1P3H4I1L1I1N1

noun

Any of a family of proteins associated with lactation.

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Meanings

nounbutyrophilin (countable and uncountable, plural butyrophilins)

plural butyrophilins

  1. countableuncountableAny of a family of proteins associated with lactation.

    For example, prolactin is required for stimulating robust transcription of a cohort of genes that encode proteins necessary for milk synthesis and secretion such as butyrophilin and α-lactalbumin.

    2016 January 23, “Peptidylarginine Deiminase 3 (PAD3) Is Upregulated by Prolactin Stimulation of CID-9 Cells and Expressed in the Lactating Mouse Mammary Gland”, in PLOS ONE, →DOI

Origin

From butyro- + -phile + -in.

Full word history & related roots →
Cite this entry
APA

butyrophilin. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/butyrophilin

MLA

“butyrophilin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/butyrophilin. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “butyrophilin,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/butyrophilin.

Source: butyrophilin on Wiktionary, CC BY-SA 4.0.