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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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All endothelial cells are involved in the production of thrombomodulin EXCEPT those found in:
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The correct answer is  Endothelium of the blood vessels plays an active role in preventing the extension of clots into blood vessels. All endothelial cells except those in the cerebral circulation produce thrombomodulin. Ref: Review of Medical Physiology By Ganong, 22nd Edition, Page 543; Robbins Pathologic Basis of Disease, 6th Edition, Page 120