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Previous Volume 361:415-421 July 23, 2009 Number 4 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

	Full Text PDF PDA Full Text Purchase this article Add to Personal Archive Add to Citation Manager Notify a Friend E-mail When Cited E-mail When Letters Appear Related Article by van Marken Lichtenbelt, W. D. Related Article by Cypess, A. M. Related Article by Virtanen, K. A. PubMed Citation

To the Editor: In the April 9 issue, van Marken Lichtenbelt et al.,¹ Cypess et al.,² and Virtanen et al.³ report on functioning supraclavicular brown adipose tissue in adult humans. Van Marken Lichtenbelt et al. conclude that brown-adipose-tissue activity induced by exposure to cold is impaired in overweight healthy subjects, and Cypess et al., using epidemiologic-association techniques, conclude that older subjects and those with a higher body-mass index (BMI) have less brown adipose tissue. It is suggested that obesity is associated with reduced brown-adipose-tissue function or activity. However, disseminated brown adipocytes⁴ within the large subcutaneous adipose-tissue mass may cumulatively represent . . . [Full Text of this Article]

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