Antibiotic-potentiation activities of four Cameroonian dietary plants against multidrug-resistant Gram-negative bacteria expressing efflux pumps

Table 1 Information on plants used in this study

Plants samples and herbarium voucher number^a	Parts used	Popular names	Traditional used	Known antimicrobial activities of plants
*Capsicum frutescens* L. var. *facilulatum* (Solanaceae) 43079/HNC	Fruits	Green pepper	Antimitogenic [4], allergy, cancer and viral infection [5]	Antibacterial activities of aqueous and methanolic extracts against Sa, St, Vc [6, 7], antifungal activities of lectin against Af, [8]; antifungal activities of saponin CAY-1 against Ca, Aspergillus Spp and dermatophytes Tm, Tr et Mc [9]
*Brassica oleacera* L. var. *italica* (Brassicaceae) 25686/SFR Cam	Leaves	Brocoli	Oxydative stress, cytotoxic [10]	Antibacterial activities of ethanolic extractsagainst Sa, Bc, Pa [11]. Antifungal activities against Sc, Te, Hm, Pm [12].
*Brassica oleacera* L. var. *butyris* (Brassicaceae) 25686/SFR Cam	Leaves	Flower cabbage	Cytotoxic effect, antiproliférative, Oxydative stress [13].	Antibacterial activities of sulfur compounds MMTSO, AITC, MMTSO₂ against Pp, Lm, Lp, Lb Lm Sa, Ea, Ec, Bs, St and antifungal against strains Sc, Te, Hm, Pm [12].
*Basilicum polystachyon* (L.) Moench. (Lamiaceae) 38650/HNC	Leaves	Cotimandjo (Cameroon)	Infectious diseases, gastroenteritis [14].	Strong activities of acidic extracts against Gram (+), but less activities against Gram;. Strong antifungal activities of ethanolic and methanolic extracts against An [15].

Af, Fm Ca, Tm, Tr, Tt, Mc, Sa, Bc, Ec, Pa, Sc, Te Hm, Pm, Pp, Lm, Lp, Lb, Lm, Bs, Ea, St, Te, Hm, An, Kp, Ec, Sm, Vc who are respectively : Aspergillus flavus, Fusarium moniliforme, Candidat albicans, trichophyton mentagrophytes, T. rubum, T.tonsuraus Microsporum canis, Staphylococcus aureus, Bacillus cereus, Escherichia coli, Pseudomonas aeroginosa, Saccharomyces cerevisiae, Torulopsis etchellsii, Hansenula mrakii, Pichia membranefaciens, Pediococcus pentosaceus, Leuconostoc mesenteroides, Lactobacillus plantarum , Lactobacillus brevis, Listeria monocytogenes, Bacillus subtilis, Enterobacter aerogenes, Salmonella. Typhimurium, Torulopsis etchellsii, Hansenula mrakii, Aspergillus niger, Klebsiella pneumoniae CI, Enterobacter cloacae CI, CIv Vibrio cholerae MMTSO: Méthylmethanethiosulfinate, AITC: Allyisothyocyanate, MMTS0 ₂: Méthylmethanethiosulfonat. SRFC: Company of Forest Reserve of Cameroon; HNC: Cameroon National Herbarium.

ISSN: 2662-7671