1. Ajayi GO, Olagunju JA, Ademuyiwa O (2011) Gas chromatography-mass spectrometry analysis and phytochemical screening of ethanolic root extract of Plumbago zeylanica, Linn. Med Plant Res 5:1756–1761
2. Alferova IV, Terekhova LP, Prauzer KH (1989) Selective medium with nalidixic acid for isolating antibiotic producing actinomycetes. Antibiot Khimioter 34:344–348
3. Almeida DG, Soares da Silva R d CF, Luna JM, Rufino RD, Santos VA, Sarubbo LA (2017) Response surface methodology for optimizing the production of biosurfactant by Candida tropicalis on industrial waste substrates. Front Microbiol 8:157
4. Appendino G, Banfi L (2011) Molecular diversity and natural products. Mol Divers 15:291–292
5. Atta HM, Bahobail AS, El-Sehrawi MH (2011) Studies on isolation, classification and phylogenetic characterization of antifungal substances produced by Streptomycesalbidoflavus-143. New York Sci J 4:40–53