Antimicrobial activities of Gloriosa superba Linn (Colchicaceae) extracts

Figures & data

Table I.  Anti-fungal activities of crude extract and various fractions of Gloriosa superba Linn.

		Crude extract		CHCl3		Ethyl acetate		Butanol		H2O
Name of Fungi	N.C	LG	%	LG	%	LG	%	LG	%	LG	%	Std
T. longifusus	100	48	52	33	67	33	67	22	78	82	18	65 ^1
C. albicans	100	35	65	25	75	20	80	10	90	100	–	110.8 ^1
A. flavus	100	–	–	–	–	–	–	–	–	–	–	24 ^2
M. canis	100	30	70	20	80	30	70	25	75	100	–	97 ^1
F. solani	100	–	–	–	–	–	–	–	–	–	–	85 ^1
C. glaberata	100	40	60	20	80	10	90	10	90	70	30	110.8 ^2

¹Standard Drug = Miconazole; ²Standard Drug = Amphotericin B, NC = Negative control, LG = Linear growth (mm), % = % inhibition.

Figure 1.  Antifungal activity of the crude extract and subsequent fractions of the Gloriosa superba Linn at 400 μg/ mL.

Table II.  Antibacterial activities of crude extract and various fractions of Gloriosa superba Linn.

		Crude extract		Chloroform		Ethyl acetate		n-Butanol		Aqueous
Name of Bacteria	Std Drug	ZI	%	ZI	%	ZI	%	ZI	%	ZI	%
E. coli	30	–	–	–	–	–	–	–	–	–	–
B. subtilis	23	3	13%	4	17%	4	17%	7	30%	6	26%
K. pneumonae	27	–	–	–	–	–	–	–	–	–	–
S. aurous	27	16	59%	14	52%	7	26%	23	88%	–	–
S.flexenari	24	10	42%	08	33%	10	42%	12	50%	11	46%
S. typhi	25	–	–	–	–	–	–	–	–	–	–
P.aeruginosa	24	–	–	–	–	–	–	–	–	–	–

Standard drug (Std) = Imipinem, ZI = Zone of inhibition, % = % inhibition.

Figure 2.  Antibacterial activity of the crude extract and subsequent fractions of the Gloriosa superba Linn against S. aurous at 100 μg/mL.

Figure 3.  Total phenol content of the crude extract and subsequent fractions of Gloriosa superba Linn.