Evidence-Based Complementary and Alternative Medicine

Research Article

Evaluation of the Bioactivities of Rumex crispus L. Leaves and Root Extracts Using Toxicity, Antimicrobial, and Antiparasitic Assays

Table 1

LC₅₀ and LC₉₉ (mg/mL) and the confidence limits of the dose of solvent extraction of root and leaf of R. crispus using brine shrimp lethality assay for an exposure period of 72 h.


Plant extracts	LC₅₀ (mg/mL)	LC₉₉ (mg/mL)

RT-MEE	0.491 (0.269–0.606)	1.548 (1.051–8.588)
RT-ETE	0.275 (0.174–0.357)	1.196 (0.808–2.997)
RT-ACE	0.363 (0.241–0.440)	0.872 (0.652–2.282)
RT-WAE	0.612 (0.328–0.989)	3.467 (3.126–6.950)
LF-MEE	2.734 (1.535–3.120)	5.678 (5.385–12.120)
LF-ETE	4.658 (2.211–5.399)	17.239 (14.094–22.399)
LF-ACE	1.824 (2.543–3.099)	28.566 (22.204–134.009)
LF-WAE	2.990 (1.309–3.908)	6.854 (4.767–153.999)
K₂CrO₇	0.101 (–0.048–0.187)	0.941 (0.706–1.547)

LC: lethal concentration; RT-MEE: methanol extract of root; RT-ETE: ethanol extract of root; RT-ACE: acetone extract of root; RE-WAE: water extract of root; LF-MEE; methanol extract of leaf; LF-ETE: ethanol extract of leaf; LF-ACE: acetone extract of leaf; LF-WAE: water extract of leaf.