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Table 1 Activities of C1 inhibitor

From: Bench-to-bedside review: The role of C1-esterase inhibitor in sepsis and other critical illnesses

Protease inhibition

 

   Complement system

C1r, C1 s, MASP2

   Plasma kallikrein-kinin system

Plasma kallikrein, factor XII

   Fibrinolytic system

Plasmin, tissue plasminogen activator

   Coagulation system

Factor XI, thrombin

Interactions with endogenous proteins

 

   Complement system

C3b

   Extracellular matrix

Type IV collagen, laminin, entactin, 3 fibrin

Interactions with cells

 

   Circulating cells

Neutrophils, macrophages

   Vascular cells

Endothelial cells (E and P selectins)

Interactions with infectious agents

 

   Endotoxin

Escherichia coli 011:B4, E. Coli 0127:B5, E. Coli 055:B5, E. Coli K-235, Salmonella typhimurium, Salmonella minnesota, Salmonella typhosa

   Bacteria

Bordetella pertussis, E. coli, Serratia marcescens

   Parasites

Plasmodium falciparum

  1. Reprinted with permission from Elsevier [8].