isopropyl-beta-D-thiogalactopyranoside

/ˌaɪsəˈproʊpəl ˈbeɪtə ˈdiː wʌn ˌθaɪoʊɡəˌlæktoʊpaɪˈrænəsaɪd/

noun

A synthetic chemical used to turn on gene expression by activating the lac operon, Commonly used in molecular biology to induce the production of recombinant proteins.

Similar
isopropylthiogalactoside
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Meanings

nounisopropyl-beta-D-thiogalactopyranoside (uncountable, abbreviation IPTG)

abbreviation IPTG

  1. uncountablebiochemistryA synthetic chemical used to turn on gene expression by activating the lac operon, Commonly used in molecular biology to induce the production of recombinant proteins.

    Synonyms: isopropylthiogalactoside

Synonyms & antonyms

nounA synthetic chemical used to turn on gene expression by activating the lac operon, Commonly used in molecular biology to induce the production of recombinant proteins.

Similar
isopropylthiogalactoside
Also see
isopropylthiogalactoside

Origin

From isopropyl + beta + D + thiogalactopyranoside.

Full word history & related roots →
Cite this entry
APA

isopropyl-beta-D-thiogalactopyranoside. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/isopropyl-beta-D-thiogalactopyranoside

MLA

“isopropyl-beta-D-thiogalactopyranoside.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/isopropyl-beta-D-thiogalactopyranoside. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “isopropyl-beta-D-thiogalactopyranoside,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/isopropyl-beta-D-thiogalactopyranoside.

Source: isopropyl-beta-D-thiogalactopyranoside on Wiktionary, CC BY-SA 4.0.