Table 1.

Phenolic compounds and retention time (Rt) of A. altissima methanolic extracts from different regions identified and quantified by HPLC-DAD (µg/100 mL).

Peak	Rt (min)	Chemicals Compounds	Bizerte (µg/100 mL)	Sousse (µg/100 mL)	Tlemcen (µg/100 mL)	Blida (µg/100 mL)
1	2.862	Gallic acid	1688.22 ± 43.89 a,b,c	551.69 ± 20.41 d,e	1735.76 ± 48.60 f	1182.25 ± 35.47
2	6.055	$\mathrm{C}\mathrm{h}\mathrm{l}\mathrm{o}\mathrm{r}\mathrm{o}\mathrm{g}\mathrm{e}\mathrm{n}\mathrm{i}\mathrm{c}\mathrm{a}\mathrm{c}\mathrm{i}\mathrm{d}$	13,334.70 ± 346.71 a,b,c	19,826.73 ± 654.28 d,e	7758.35 ± 232.75 f	5699.74 ± 159.59
3	11.433	p-Coumaric acid	1466.68 ± 38.13 a,b,c	531.82 ± 19.68 d,e	2308.28 ± 64.63 f	862.04 ± 25.86
4	14.103	$\mathrm{S}\mathrm{y}\mathrm{n}\mathrm{a}\mathrm{p}\mathrm{i}\mathrm{c}\mathrm{a}\mathrm{c}\mathrm{i}\mathrm{d}$	Trace	Trace	25.86 ± 0.96 f	218.20 ± 6.55
5	15.516	Isorhamnetin 3-O-Beta-D- Glucotrioside	55.98 ± 1.68 a,b,c	47.72 ± 1.53	2901.24 ± 81.23 f	1575.93 ± 50.42
6	16.64	Hyperoside	2217.77 ± 66.53 a,b,c	1806.26 ± 50.58 d,e	1725.02 ± 46.58 f	2811.18 ± 73.09
7	17.70	Isoquercetin	12,137.55 ± 339.85 a,b,c	10,400.04 ± 312.10 d,e	14,393.95 ± 388,64 f	14,783.70 ± 369.59
8	30.83	Quercetin	Trace	5.18 ± 0.21 d,e	2.81 ± 0.13 f	24.60 ± 0.98
9	40.985	Apigenin	Trace	3.79 ± 0.21 d,e	3.86 ± 0.10 f	6.01 ± 0.86

Values of phenolic compounds are represented as means ± SD of three measurements and are statistically compared by one-way ANOVA followed by Tukey’s multiple comparisons tests. ^a p < 0.001 significantly different from Sousse; ^b p < 0.001 significantly different from Tlemcen; ^c p < 0.001 significantly different from Blida; ^d p < 0.001 significantly different from Tlemcen; ^e p < 0.001 significantly different from Blida; and ^f p < 0.001 significantly different from Blida.