Elements - AMA Manual of Style

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Margaret A. Winker

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PRINTED FROM AMA MANUAL OF STYLE ONLINE (www.amamanualofstyle.com). © American Medical Association, 2009. All Rights Reserved. Under the terms of the license agreement, an individual user may print out a PDF of a single chapter of a title in AMA Manual of Style Online for personal use (for details see Privacy Policy). date: 27 November 2015

An isotope referred to as an element rather than as part of the name of a chemical compound may be described at first mention by providing the name of the element spelled out followed by the isotope number in the same typeface and type size (no hyphen, subscript, or superscript is used). The element abbreviation may be listed in parentheses at first mention and used thereafter in the article, with the isotope number preceding the element symbol as a superscript.Of the 13 known isotopes of iodine, only iodine 128 (128I) is not radioactive. The investigators used 128I to avoid the

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