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. 2021 Jul 26;10:273–284. doi: 10.2147/ITT.S284830

Table 2.

Preclinical Studies on Complement Inhibition

Authors Models Animals Interventions Effects
Silasi-Mansat54 Infusion with 1×109 live E coli (LD50 dose) Baboons C3 convertase inhibitor: Compstatin was administered as a 10-mg/kg intravenous bolus followed by 60 μg/kg/min continuous infusion Reduction in inflammatory and hemostatic processes, Improvement in systemic blood pressure and organ function
Silasi-Mansat55 Infusion with 1×109 live E coli (LD50 dose) Baboons C3 convertase inhibitor: Compstatin was administered as a 10-mg/kg intravenous bolus followed by 60 μg/kg/min continuous infusion Reduction in early profibrogenic responses in the lung, including fibroblast differentiation, cell migration and proliferation, and the enhanced production of collagens and other matrix proteins.
Czermak56 Cecal ligation and puncture Rats IgG antibody against C5a Improvement in survival rates Reduction in levels of bacteremia
Laudes57 Cecal ligation and puncture Rats Rabbit Anti-Rat C5a Improvement in survival rates
Improvement in platelet counts, fibrinogen, FVII:C, AT, plasminogen, t-PA, and PAI as well as TAT complexes and D-dimer
Barratt-Due58 Live E. coli sepsis Pigs C5 and leukotriene B4 inhibitor Ornithodoros moubata complement inhibitor (OmCI; coversin) alone and combined with anti-CD14 Reduction in proinflammatory mediators and in thrombogenicity,
Increase in IL-10, Delayed hemodynamic changes
Skjeflo59 Live E. coli sepsis Pigs C5 and leukotriene B4 inhibitor Ornithodoros moubata complement inhibitor (OmCI; coversin) alone and combined with anti-CD14 Improvement in survival
Improvement in pulmonary and systemic hemodynamic
Reduction in proinflammatory mediators
Sun60 Intratracheal inoculation with 10650% tissue culture infective dose (TCID50) of A/Anhui/1/2013 (H7N9) virus Green monkeys Neutralizing specific antihuman C5a antibody (IFX-1) Reduction in the ALI and systemic inflammation
Reduction in lung viral replication