Antifungal Constituents from the Roots of Piper dilatatum Rich.

Table 1

Antifungal activity of extracts and compounds from P. dilatatum against Cladosporium cladosporioides and C. sphaerospermum.

Sample	Antifungal activity (μg)^a
	C. cladosporioides	C. sphaerospermum
DER	200 μg	200 μg
DEL	—	—
1	1 μg	1 μg
2	100 μg	100 μg
Nystatin	1 μg	1 μg

^aMinimum amount required for the inhibition of fungal growth on a thin-layer chromatographic plate (TLC).