The Thyroid Cytotoxic Autoantibody
THE THYROID CYTOTOXIC AUTOANTIBODY I. J. Forbes, … , Deborah Doniach, I. L. Solomon J Clin Invest. 1962;41(5):996-1006. https://doi.org/10.1172/JCI104579. Research Article Find the latest version: https://jci.me/104579/pdf Journal of Clinical Investigation Vol. 41, No. 5, 1962 THE THYROID CYTOTOXIC AUTOANTIBODY By I. J. FORBES,* I. M. ROITT, DEBORAH DONIACH AND I. L. SOLOMON t (From the Middlesex Hospital Medical School, London, England) (Submitted for publication November 27, 1961; accepted January 18, 1962) The presence of circulating autoantibodies in micromethod of Donnelley (6), and was known to sup- patients with Hashimoto's disease suggests that port good cell growth. Fresh normal serum was always used in tests with serum fractions or absorbed sera. autoimmunity is implicated in the disease process, Guinea pig serum could be used as a source of comple- but the ultimate proof of an autoimmune patho- ment but was occasionally cytotoxic. The cultures were genesis of thyroiditis and other human diseases incubated for 18 to 24 hours at 370C. must be obtained by demonstrating the autoag- The sensitivity of each gland was established by in- gressive action of antibodies or immunologically cluding as controls known weakly cytotoxic sera and competent cells on the living tissue in its normal potent Hashimoto sera, sometimes set up in dilutions. With sensitive glands, all the cells were killed by a environment. strong standard serum; the weaker sera usually allowed The demonstration by Pulvertaft, Doniach, Roitt a few clumps of cells to be established. Where cells and Hudson (1, 2) of a serum factor capable of survived in final dilutions of less than 1: 120 of the destroying human thyroid cells in tissue culture standard strong serum, the gland was too insensitive to is an advance in this direction.
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