In vitro inhibitory activities of selected Australian medicinal plant extracts against protein glycation, angiotensin converting enzyme (ACE) and digestive enzymes linked to type II diabetes

Table 2 Total phenolic, flavonoid and FRAP contents in the selected Australian medicinal plant extracts

Plant name	Total phenolic (μg GAE/mg)	Flavonoid content (μg QE/mg)	FRAP (μg AAE/mg)
Petalostigma banksii
Leaves	333.70 ± 11.95^e	14.66 ± 3.25^b	449.98 ± 41.74^d
Fruits	347.87 ± 14.90^e	7.02 ± 4.49^ab	453.14 ± 38.19^d
Roots	323.53 ± 12.16^e	19.38 ± 5.38^bc	235.68 ± 9.36^bc
Petalostigma pubescens
Leaves	276.96 ± 13.84^d	22.64 ± 4.32^c	453.30 ± 51.79^d
Fruits	112.29 ± 5.34^b	3.36 ± 0.87^a	193.34 ± 7.01^b
Memecylon pauciflorum var. pauciflorum
Leaves	140.24 ± 5.28^b	26.30 ± 2.75^c	311.42 ± 23.16^c
Millettia pinnata
Inner bark	72.36 ± 15.84^a	10.01 ± 4.05^ab	26.46 ± 1.73^a
Grewia mesomischa
Root bark	200.71 ± 5.52^c	10.61 ± 3.83^ab	214.52 ± 21.79^b

Values are expressed as mean ± SD, n = 3
GAE Gallic acid equivalence, QE Quercetin equivalence, FRAP ferric reducing antioxidant potential, AAE ascorbic acid equivalence
Data in the same column marked with different letters were significantly different (p < 0.05)

ISSN: 2662-7671