Review Article

The Great Healing Potential Hidden in Plant Preparations of Antioxidant Properties: A Return to Nature?

Table 8

The protective effects of plant preparations against side effects of anticancer agents.

ReferencePlant preparation, dose, treatment way and time, and animalsThe name of drug, dose, exposure way and time, and negative effectsProtective effects of plant preparationEffects of plant per se

Kim et al. [100]Dendropanax morbifera
The CHCl3 fraction of 70% methanol leaf extract
25 mg/kg once at 24 h before cisplatin and once a day for 5 days after, i.p.
Sprague Dawley male rats, 8 weeks, about 200 g
Cisplatin, a single administration of 6 mg/kg, i.p.
Body weight: ↓
Kidney/body weight ratio: ↑
Serum: BUN, CR ↑
Kidney: SOD ↓, cleaved caspase-3 and acute tubular necrosis score ↑
Body weight: (++)
Kidney/body weight ratio: (+++)
Serum: CR (++), BUN (+++)
Kidney: acute tubular necrosis score (++), SOD and cleaved caspase-3 (+++)
Not studied

Kpemissi et al. [102]Combretum micranthum leaf ethanol-water (8 : 2) extract
200 or 400 mg/kg/day p.o., for 10 days
Male Wistar rats, 6-8-week-aged, 200-250 g
Cisplatin 7.5 mg/kg, i.p., a single injection on the 5th day
Body weight: ↓
Relative kidney weight: ↑
Serum: CR, urea, UA, ALT, AST, GGT, ALP ↑, TP, ALB, Ca, Mg, P, NO, FRAP ↓
Urine: CR, urea, UA, P ↓,
TP, ALB, Ca, Mg, ↑
Kidney: MDA ↑, FRAP, NO, GSH ↓
Body weight (++ both doses)
Relative kidney weight: (+++ 200, ++ 400)
Serum: urea (+++ 200, ++ 400), CR, UA TP, ALB, Ca, Mg, P, ALT, AST, ALP, NO, FRAP (+++ both doses), GGT (↓ both doses)
Urine: CR, urea, UA TP, (+++ 200, ++ 400), ALB, Ca, Mg, P (+++ both doses)
Kidney: NO, GSH (++ both doses), FRAP (+++ 200, ++ 400), MDA (+++ both doses)
Not studied

Hosseinian et al. [16]Nigella sativa seeds 70% ethanol extract
100 or 200 mg/kg, i.p.
(i) Pretreatment (6 days)+saline for 5 days after cisplatin
(ii) Pretreatment (6 days)+extract for 5 days after cisplatin
Male Wistar rats, 230-300 g
Cisplatin 6 mg/kg on the 6th day of the experiment, i.p.
Serum: total SH ↓, MDA ↑
Kidney: total SH ↓, MDA ↑ slightly
Renal tissue damage: ↑
(i) Serum: MDA (+++ both doses), total SH (+++100, ↑ 200)
Kidney: MDA (- both doses), total SH (+++ both)
Renal tissue damage: (++ both doses)
(ii) Serum: MDA (+++ both doses), total SH (↑ both)
Kidney: MDA (- 100, +++ 200), total SH (+++ both)
Renal tissue damage: (++ both doses)
Not studied

Chen et al. [25]Total flavonoids from Clinopodium chinense (Benth.)
Pretreatment
20, 40, or 80 mg/kg, i.g., for 15 days
Male Sprague-Dawley rats, 220-250 g
Doxorubicin-induced cardiotoxicity
3 mg/kg, i.p., every two days for a total of three injections
Body and heart weight: ↓
Serum: AST, LDH, CK ↑
Heart: SOD, CAT, GPx ↓, MDA ↑
Body and heart weight: (++ 20, +++ 40 and 80)
Serum: CK, LDH (++ 20, +++ 40 and 80), AST (+++ all doses)
Heart: GPx (+ 20, ++ 40 and 80), CAT (++ all doses), MDA, SOD (++ 20, +++ 40 and 80)
80 mg/kg only studied: none

Ahmed et al. [24]Allium sativum (garlic) aqueous extract
1 mL/100 g b.w., p.o., daily for 7 days before and 7 days after methotrexate
Male Wistar rats, 100–120 g
Methotrexate-induced nephrotoxicity
20 mg/kg, a single injection, i.p.
Serum: urea, CR, K, P ↑, Na ↓
Kidney: GSH, CAT ↓, MDA, ADA, NO ↑
Serum: urea (↓), P (+), CR, K, Na (+++)
Kidney: MDA, NO (++), GSH, CAT, ADA (+++)
None

Tag et al. [37]Morus nigra (mulberry) leaves
50% ethanol extract
500 mg/kg, i.g., daily for 14 days
Male albino rats, 180–200 g
Methotrexate-induced hepatotoxicity, a single dose,
20 mg/kg, on 4th day, i.p.
Liver weight/body weight: ↑
Serum: AST, ALT, ALP, LDH ↑
Liver: total pathological score ↑, mean score of hepatocyte degeneration, congestion, cellular infiltration, fibrosis ↑
Liver weight/body weight: (++)
Serum: ALP (++), AST, ALT, LDH ↓
Liver: total pathological score (++), mean score of hepatocyte degeneration, congestion, cellular infiltration and fibrosis (++)
Serum: AST, ALT, ALP, LDH ↓

Moghadam et al. [103]Curcuma longa L., ethanol extract
100 or 200 mg/kg, p.o., for 30 days
Male Wistar rats, 220–280 g
Methotrexate-induced hepatotoxicity, a single dose 20 mg/kg i.p., on day 30th
Body weight:
Liver weight: ↑
Serum: ALB, TP ↓, ALT, AST, ALP, bilirubin ↑
Plasma: TAS ↓
Liver: SOD, GPx, CAT ↓, MDA, number of neutrophils, degree of injury ↑
Body weight:
Liver weight ratio: (++ both doses)
Serum: AST, ALP (++ both doses), ALB, ALT, bilirubin, TP (++ 100, +++ 200)
Plasma: TAS (++100, +++200)
Liver: MDA, number of neutrophils (+ 100, ++ 200), degree of injury (++ both doses),
SOD, CAT, GPx (++ 100, +++ 200)
The higher dose:
Liver: CAT ↑
Plasma: TAS ↑

Omole et al. [26]Kolaviron—a mixture of flavonoids obtained from Garcinia kola seeds
Pretreatment
200 or 400 mg/kg/d, p.o., for 14 days
Male Wistar rats, 120-150 g
Cyclophosphamide 50 mg/kg/d, i.p., 24 hours after the last dose of kolaviron, for 3 days
Relative heart weight: ↑
Heart: SOD, CAT, GPx, GSH ↓, LDH, CK, MDA, H2O2, MPO and cTn I ↑
Relative heart weight: (+++ 200, ++ 400)
Heart: LDH, CK, cTn I, MPO, and GSH (++ both doses), GPx, CAT, MDA, H2O2 (+++ 200, ++ 400),
SOD (+++) both doses
None

Sheweita et al. [101]Essential oils of Foeniculum vulgare Miller (fennel) seeds, Cuminum cyminum L. (cumin) seeds, and Syzygium aromaticum L. (clove) flower buds (0.12 mL/kg b.w., 0.10 mL/kg b.w., and 0.106 mL/kg b.w., (1/50 LD50 doses), respectively), p.o. for 28 days
Male Swiss albino mice, about 25 g
Cyclophosphamide
2.5 mg/kg b.w. for 28 days, p.o.
Serum: ALT, AST, ALP ↑
Liver (S9 fraction): TBARS ↑; GSH, GPx, GR, GST, SOD, CAT ↓
Hepatic microsomal fraction: NADPH-cytochrome c reductase ↑
Serum: ALT, AST, ALP (++ all oils)
Liver (S9 fraction): TBARS (++ clove oil, +++ fennel and cumin oils); GPx, GSH, GR, SOD, CAT (+++ all oils); GST ↑ all oils
Hepatic microsomal fraction: NADPH-cytochrome c reductase (0 all oils)
Liver: TBARS ↓,
GPx, CAT, GST ↑ (all oils), GR ↑ (cumin and clove), GSH, SOD ↑ (cumin), NADPH-cytochrome c reductase ↑ (all)

Rahate and Rajasekaran [27]Desmostachya bipinnata Stapf (L.) roots—the polyphenolic fraction of 70% methanol extract
100 or 200 mg/kg b.w., p.o., 21 days
Sprague-Dawley female rats, 150–200 g
Tamoxifen citrate
45 mg/kg b.w., p.o., 10th–21st days
Serum: protein ↓, AST, ALT, ALP, cholesterol, TG, urea, CR, UA, bilirubin ↑
Liver: LPO↑, GSH, GPx, SOD, CAT ↓
Serum: protein, AST, ALT, cholesterol, TG, urea, UA (++ both doses), CR, bilirubin (++ 100, +++ 200),
ALP (++ 100, ↓ 200)
Liver: CAT (+ 100, ++ 200), LPO, GSH, GPx, SOD, (++ both doses)
Not studied

↓: a decrease vs. control; ↑: an increase vs. control; (+): a slight beneficial effect; (++): a distinct beneficial effect; (+++): a complete beneficial effect; (0): no beneficial effect; (-): intensification of the harmful effect.