metallothionein

noun

me·​tal·​lo·​thio·​ne·​in -ˌthī-ə-ˈnē-ən How to pronounce metallothionein (audio)
: any of various metal-binding proteins involved in the metabolism of copper and zinc in body tissue (as of the liver) and in the binding of toxic metals (as cadmium)

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Cite this Entry

“Metallothionein.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/metallothionein. Accessed 15 Jun. 2024.

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