Table 4.
Therapeutic compounds tested in animal models and human patients.
Therapeutic Approaches | Drug Candidates | Drug Delivery Methods | Human or Animal Model | Host Age at Virus Inoculation | Virus Inoculation | EV71 Clinical Isolates * or Adapted Strains # | Virus Genotype | Ref. |
---|---|---|---|---|---|---|---|---|
GROUP 1 Passive immunization |
bispecific anti-EV71 & CA16 Ab Bs(scFv) | i.p. injection at 24 h after inoculation | BALB/c | 1-day-old | i.c. | EV71/pSVA-MP4 # | B3 | [104] |
VP1-specific mAb | i.p. injection at 3, 24, and 48 h after inoculation | SCARB2-Tg | 1-day & 7-day-old | s.c. | E59 & 5746-TW98 * | B4 & C2 | [105] | |
human plasma or IVIG | in vitro pre-mix with EV71 at 37 °C for 1 h | ICR | 2-day-old | i.p. | KM593929 * | C4 | [106] | |
human IVIG | 3 i.p. injections at 4 h, 1- and 2-days after inoculation | Kunming mice | 7-day-old | i.p. | AH08/06 * | C4 | [107] | |
EV71-specific Ab | i.p. injection 1 day before and 1 day after (ICR), or 2 and 4 days after inoculation (C57BL/6) | ICR & C57BL/6 | 7-day & 9-day-old | oral | M2 # | C2 | [44] | |
adult immune sera | i.p. injection at 1hr before and 24 h after inoculation | young gerbils | 21-day-old | i.p. or i.m. | strain 58301 * | C4 | [108] | |
human IVIG | i.v. infusion at a dosage of 1 g/kg/day for 2 days | human patients | <2-yr-old | natural infection | N/A | N/A | [17] | |
GROUP 2 Immune modulators |
Poly (I:C) | i.p. injection at 12 h before inoculation | ICR | 3-day-old | i.p. or oral | MP4 # | C2 | [45] |
Ad-IFN-a | one intranasal shot within 12 h post-inoculation | BALB/c | 6-day-old | i.p. | strain 41 * | B4 | [71] | |
antagomir -146a | i.p. injection before or after virus inoculation | C57BL/6 | 7-day-old | i.p. | mEV71 # | B2 | [109] | |
GS-9620 | oral uptake at 2, 26, 50 h post-inoculation | ICR | 10-day-old | i.p. | MP10 # | C4 | [95] | |
GROUP 3 Anti-inflammation |
anti-IL6 Ab | i.p. co-injection of Ab and virus (day 0) | BALB/c | 1-day-old | i.p. | strain 41 * | B4 | [38] |
complement inhibitor (CR2-crry) | treatment post-inoculation | ICR | 7-day-old | i.c. | BrCr * | A | [97] | |
GROUP 4 Others |
Retro-2cycl | i.p. injection following EV71 inoculation | BALB/c | <1-day-old | i.c. | KJ508817 * | C4 | [98] |
Pleconaril | daily i.p. injection for 5 days | ICR | 1-day-old | i.p. | BrCr * | A | [99] | |
andrographolide sulfonate | i.p. injection once daily until 10 days post-inoculation | ICR | 7-day-old | i.p. | BJ09/07 # | C4 | [100] | |
adoptive transfer of macrophage | i.p. injection with adult macrophage at 1 day post-inoculation | ICR | 10-day-old | i.p. | MP10 # | C4 | [101] | |
Milrinone | i.v. injection within 2–6 h after admission at dosage 0.35–0.55 mg/kg/min for 72 h. | human patients | <2-yr-old | natural infection | N/A | N/A | [22] |
i.p.: intraperitoneal; i.v.: intravenous; i.c.: intracranial; i.m.: intra-muscular; s.c.: subcutaneous; N/A: information not available in the original paper; * clinical isolates; # mouse-adapted strain.