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A toxin (frae Auncient Greek: τοξικόν toxikon) is a poisonous substance produced within livin cells or organisms;[1][2] synthetic toxicants creatit bi airtifeecial processes are thus excludit. The term wis first uised bi organic chemist Ludwig Brieger (1849–1919).[3]

References[eedit | eedit soorce]

  1. "toxin" at Dorland's Medical Dictionary
  2. "toxin - Definition from the Merriam-Webster Online Dictionary". Retrieved 13 December 2008.