Table II. Summary of histopathological findings.
G1: Negative control (Normal saline); G2: SMT01, Low dose (4×104 cells/head); G3: SMT01, intermediate dose (2×105 cells/head); G4: SMT01, High dose (1×106 cells/head); G5: Cis diammineplatinum (Ⅱ) dichloride (CDDP)+Gemcitabine (Gem); N: number of animals; Grade- ±: minimal,+: mild, ++: moderate, +++: marked, ++++: severe.