Larvicidal, antimicrobial and brine shrimp activities of extracts from Cissampelos mucronata and Tephrosia villosa from coast region, Tanzania

Table 2 Brine shrimp activity of extracts from C.mucronata and T. villosa

Plant extracts	Regression equation	LC₅₀ (μg/ml)	95% Confidence interval (CI)	Regression coefficient (r)
CMAE	Y = 65.1169logx - 86.7002	125.691	90.101 6 - 175.339	0.926045
CMRE	Y = 114.1741logx - 196.0862	143.008	115.608 - 176.901	0.918404
CMAD	Y = 90.1643logx - 135.5126	114.155	113.329 - 145.205	0.935504
CMRD	Y = 85.4278logx - 101.6604	59.608	46.244 - 76.835	0.975568
TVFE	Y = 68.4308logx - 17.4949	9.690	7.058 - 13.304	0.968423
TVLE	Y = 127.7823logx - 221.9319	134.304	111.087 - 162.373	0.899348
TVTE	Y = 68.0408logx - 111.7285	238.196	166.687 - 340.382	0.969139
TVRE	Y = 95.0056logx - 12.1626	4.511	3.589 - 5.670	0.999793
Cyclophosphamide	Y = 69.9680logx - 34.9360	16.365	12.006 - 22.305	0.994929

CMAE = Cissampelos mucronata aerial parts extract (100% ethanol), CMRE = Cissampelos mucronata root extract (100% ethanol), CMAD = Cissampelos mucronata aerial parts extract (dichloromethane), CMRD = Cissampelos mucronata root extract (dichloromethane), TVFE = Tephrosia villosa fruits extract (100% ethanol), TVLE = Tephrosia villosa leaves extract (100% ethanol), TVTE = Tephrosia villosa twigs extract (100% ethanol), TVRE = Tephrosia villosa root extract (100% ethanol).

ISSN: 2662-7671