chemical composition essential oil nonhuman 6 unclassified drug 6 Essential oil 5 caryophyllene 5 controlled study 5 mass fragmentography 5 plant leaf 5 Aspergillus niger 4 Bacillus subtilis 4 Escherichia coli 4 Pseudomonas aeruginosa 4 minimum inhibitory concentration 4 plant extract 4 terpinen 4 ol 4 1,1 diphenyl 2 picrylhydrazyl 3 Antimicrobial 3 Antioxidant 3 Antioxidants 3 Article 3 Candida albicans 3 Microbial Sensitivity Tests 3 Oils, Volatile 3 Piperaceae 3 Plant Leaves 3 Pseudomonas putida 3 Staphylococcus aureus 3 alpha phellandrene 3 antiinfective agent 3