A de novo mutation in an already mutant nucleotide of the thyroid hormone receptor beta gene perpetuates resistance to thyroid hormone.
Lado-Abeal J, Dumitrescu AM, Liao XH, Cohen RN, Pohlenz J, Weiss RE, Lebrethon MC, Verloes A, Refetoff S. A de novo mutation in an already mutant nucleotide of the thyroid hormone receptor beta gene perpetuates resistance to thyroid hormone. J Clin Endocrinol Metab. 2005 Mar; 90(3):1760-7.