© 2004 by Oxford University Press
© 2004 Oxford University Press
CORRESPONDENCE |
RESPONSE: Re: Selenium Supplementation and Secondary Prevention of Nonmelanoma Skin Cancer in a Randomized Trial
Affiliations of authors: Division of Cancer Prevention & Population Sciences, Roswell Park Cancer Institute, Buffalo, NY (JM, MR); Memorial Sloan-Kettering Cancer Center, Department of Epidemiology & Biostatistics, New York, NY (ADL).
Correspondence to: James Marshall, PhD, Division of Cancer Prevention & Population Sciences, Roswell Park Cancer Institute, Carlton House Bldg., Rm. 304, Elm & Carlton Streets, Buffalo, NY 14263 (e-mail: james.marshall@ roswellpark.org)
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We are grateful to Dr. Huff for his comments.
The biologic activity of selenium is very much dependent on its chemical form (13). Elemental selenium, for example, has virtually no biologic activity. Selenite and selenate, inorganic forms, are toxic at fairly