Affiliation:
1. Instituto Federal de Educação, Ciência e Tecnologia do Sertão Pernambucano, Brazil
2. Universidade Federal do Vale do São Francisco, Brazil
3. Universidade Estadual de Feira de Santana, Brazil
Abstract
ABSTRACT The aim of the present study is to assess the antibacterial potential of plants from the Caatinga biome of the semi-arid region of Pernambuco, against Staphylococcus spp. isolates from cases of subclinical mastitis in small ruminants, such as goats and ewes. Ethanolic extracts of the following plants from the Caatinga biome were used: Encholirium spectabile Mart., Bromelia laciniosa Mart., Neoglaziovia variegata Mez., Amburana cearensis (Fr. Allem.) A. C. Smith, Hymenaea martiana Hayne, and Selaginella convoluta Spring. The presence of phenolic components, flavonoids, steroids, and terpenoids was verified for all the tested extracts. The mean minimal bactericide concentrations of the extracts of E. spectabile, B. laciniosa, and N. variegate were 11,379, 11,405, and 11,995 µg/mL, respectively. The highest inhibitory activities were observed for A. cearensis and H. martiana, which inhibited 88.1 and 99.4% of the isolates, respectively. Other studies focusing on in vitro and in vivo activities should be undertaken.
Subject
General Agricultural and Biological Sciences
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