Bioactive sesquiterpene, plasticizer, and phenols from the fungal endophytes of Polygonum chinense L.

Annals of Microbiology

Table 5 Total phenolic content (TPC), total flavonoid content (TFC), and antioxidant capacity of fungal endophytes from P. chinense

Fungal strains/extracts	TPC (mg GAE/g dry extract)	TFC (mg CE/g dry extract)	Reducing power (mg AA/g dry extract)	DPPH radical scavenging capacity (IC₅₀ μg/mL)
P. canescens	78.9 ± 2.5^a	33.6 ± 1.0^a	95.8 ± 2.5^a	73.6 ± 3.3^b
F. chlamydosporum	50.3 ± 0.5^b	12.5 ± 0.5^d	84.7 ± 2.1^b	126.8 ± 6.7^c
A. alternata	24.9 ± 1.1^c	14.6 ± 0.2^c	48.2 ± 2.0^c	319.2 ± 40.2^d
B. sorokiniana	22.7 ± 0.8^d	17.5 ± 0.5^b	44.3 ± 0.8^d	366.2 ± 15.8^d
F. solani	21.4 ± 1.9d^e	10.1 ± 0.1^e	40.0 ± 1.1^e	440.5 ± 40.8^e
C. geniculata	19.3 ± 0.8^e	-	37.6 ± 1.1^e	472.5 ± 8.7^e
C. tenuissimum	17.8 ± 1.6^f	-	25.6 ± 0.8^g	542.6 ± 44.0^f
E. nidulans	16.5 ± 0.9^f	7.5 ± 0.3^f	30.1 ± 1.1^f	581.1 ± 35.2^f
F. incarnatum	13.6 ± 0.6^g	-	18.8 ± 1.0^h	766.9 ± 33.1^g
A. longipes	9.9 ± 0.7^h	5.9 ± 0.4^g	12.8 ± 0.2ⁱ	1114.9 ± 71.1^h
			Ascorbic acid	7.7 ± 0.02^a

Data are reported as mean ± SD of three independent analyses (n = 3). Mean with the different superscript within a column are significantly different (p < 0.05) by one-way ANOVA test. “-” indicates the absence of activity in the respective assays by the endophytic fungal extracts

ISSN: 1869-2044