Approach | Antibody administration | Challenge/routes | Mice | Outcomes | Reference |
---|---|---|---|---|---|
NS1 polyclonal antisera | 500 l (i.p.) 24 h prior to challenge | 100 LD50 of DENV2 (NGC) /i.c. | BALB/c | 100% survival | [113] |
Monoclonal ascitic fluid | 1-10 mg/mouse (i.p.) 24 h prior to challenge | 100 LD50 of DENV2 (NGC) /i.c. | BALB/c | 50-93% survival | [113] |
NS1 polyclonal antisera | 300 μl (i.p.) cotreatment | NS1 (10 mg/kg) + 1×106 PFU of DENV2 (adapted strain D220)/ i.v. | Ifnar−/−C57BL/6 | 100% survival | [38] |
Anti-NS1 mAb (1H7.4) | 200 μg (i.p.) cotreatment | NS1 (10 mg/kg) +1×106 PFU of DENV2 (adapted strain D220)/ i.v. | Ifnar−/−C57BL/6 | 100% survival | [38] |
Anti-DJ NS1 and anti-ΔCa NS1 polyclonal Abs | 50-150 μg/mouse (i.p.) 24 h after challenge | 9×107 PFU of DENV2 (16681)/i.d.; 1×107 PFU of DENV2 (454009A)/i.v. | C3H/HeN | Reduce hemorrhage; rescue partial bleeding prolonged | |
Anti-NS1 mAb (33D2) | 100 μg/mouse (i.p.) 24 h after challenge | 2×108 PFU of DENV1-4/i.d.; 4×107 PFU of DENV2 (454009A)/i.v. | C3H/HeN; STAT1-/-C57BL/6 | 80% survival; reduce viremia and NS1 antigenemia; reduce hemorrhage; rescue partial bleeding prolong | [97] |
Anti-DJb NS1 polyclonal Abs | Two doses of 150 μg/mouse (i.p.) 24 and 48 h after challenge | 1×107 PFU/mouse DENV2 (16681)/i.d. | STAT1-/- C57BL/6 | Reduce mast cell degranulation, macrophage infiltration and chemokine production | [115] |
Anti-NS1 mAb (2E8) | One dose of 50-150 μg/mouse (i.p.) either 1, 3, or 4 days after challenge | 1×107 PFU/mouse | STAT1-/-C57BL/6 | Reduce viremia and NS1 antigenemia; rescue partial bleeding prolong | [114] |