Study Bioprospecting of Medicinal Plant Extracts of the Semiarid Northeast: Contribution to the Control of Oral Microorganisms
Table 2
Antimicrobial activity of plants tested against oral microorganisms.
Hydroalcoholic extract
Zones of inhibition (mm)
Bacterial strains
Fungal strains
P.a.
E.f.
S.a.
S.m.
S.o.
S.s.
L.c.
C.a.
C.t.
C.k.
Acanthospermum hispidum
HEx1
0.0
0.0
0.0
0.0
11.7
0.0
0.0
0.0
0.0
0.0
HEx2
0.0
0.0
0.0
0.0
11.6
0.0
0.0
0.0
0.0
0.0
HEx3
0.0
0.0
0.0
0.0
11.9
0.0
0.0
0.0
0.0
0.0
HEx4
0.0
0.0
0.0
0.0
11.7
0.0
0.0
0.0
0.0
0.0
HEx5
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Ximenia americana
HEx1
0.0
0.0
13.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
HEx2
0.0
0.0
13.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
HEx3
0.0
14.1
14.9
0.0
0.0
0.0
0.0
0.0
0.0
0.0
HEx4
0.0
0.0
13.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
HEx5
0.0
0.0
12.6
0.0
11.2
0.0
0.0
0.0
0.0
0.0
Schinopsis brasiliensis
HEx1
17.3
0.0
25.1
0.0
14.7
0.0
0.0
0.0
0.0
0.0
HEx2
16.6
0.0
27.9
0.0
14.8
0.0
0.0
0.0
0.0
0.0
HEx3
16.9
10.8
33.2
0.0
14.0
0.0
0.0
0.0
0.0
0.0
HEx4
17.0
10.3
30.4
0.0
10.5
0.0
0.0
0.0
0.0
0.0
HEx5
18.0
0.0
12.4
0.0
11.2
0.0
0.0
0.0
0.0
0.0
Chlorhexidine
19.7
13.4
16.0
13.0
12.6
12.5
12.3
—
—
—
Nistatine
—
—
—
—
—
—
—
23.2
22.0
23.2
P.a.: P. aeruginosa; E.f.: E. faecalis; S.a.: S. aureus; S.m.: S. mutans; S.o.: S. oralis; S.s.: S. salivarius; L.c.: L. Casei; C.a.: C. albicans; C.t.: C. tropicalis; C.k.: C. krusei.
