• Proprotein convertase subtilisin/kexin type 9 (PCSK9) plays a central role in cholesterol homeostasis in humans as a major regulator of LDLR levels. PCSK9 is an intriguing protease in that it does not act by proteolysis but by preventing LDLR recirculation from endosomes to the plasma membrane. This, and the inexistence of any other proteolytic…[Read more]

  • 5 cm above the clavicular head. Neurovascular structures of the carotid sheath were dissected circumferentially and mobilized medially. The longus coli muscle over the C6 lateral mass was reflected medially. The vertebral artery was dissected to expose the maximum possible length. The inferior thyroid artery was sacrificed for better exposure. VA…[Read more]

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