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Synergistic and Antagonistic Effects of Phenylalanine and Various Antibiotics on the Growth of Pathogenic Bacteria    
Yazarlar
Fatih Şen
Kütahya Dumlupınar Üniversitesi, Türkiye
Mohamed Abdulhamıd Ganım
Prof. Dr. Mehmet Cengiz BALOĞLU
Kastamonu Üniversitesi, Türkiye
Ayşenur Aygün
Hakan Sezgin Sayiner
Adıyaman Üniversitesi, Türkiye
Prof. Dr. Yasemin ÇELİK ALTUNOĞLU
Kastamonu Üniversitesi, Türkiye
Prof. Dr. Fatma KANDEMİRLİ
Kastamonu Üniversitesi, Türkiye
Buse Demirkan
Esra Kuyuldar
Ela Bulut
Özet
Broad-spectrum antibiotics have been widely used in the treatment of many systemic and local infections in humans and animals. Herein, we aimed to determine the synergistic and antagonistic effects of phenylalanine with antibiotics cefoxitin, amoxicillin, vancomycin, lincomycin, and bacitracin against 14 pathogenic bacteria. The effect of antibiotics, either alone or in combination with this biomolecular liquid, was tested using the disk diffusion method against different bacteria. The addition of phenylalanine to antibiotic disks directly affected their antimicrobial activity. All the antibiotics used did not show any antimicrobial activity against Staphylococcus haemolyticus when used alone. However, in combination with phenylalanine, each antibiotic inhibited the growth of S. haemolyticus. The use of this biomolecular liquid together with amoxicillin and vancomycin also increased the antimicrobial activity against Enterococcus durans. The use of phenylalanine in combination with antibiotics also resulted in antagonistic effects on some pathogens. Further, the effects of antibiotics in combination with phenylalanine on different bacterial pathogens were investigated in vitro. Results provide valuable information to further our understanding of the molecular mechanism of action of antibiotics and to improve their efficacy against bacterial pathogens.
Anahtar Kelimeler
Antagonistic-synergetic effect,Pathogenic bacteria strains,Phenylalanine
Makale Türü Özgün Makale
Makale Alt Türü ESCI dergilerinde yayımlanan tam makale
Dergi Adı BioNanoScience
Dergi ISSN 2191-1630
Dergi Tarandığı Indeksler Emerging Sources Citation Index
Makale Dili İngilizce
Basım Tarihi 06-2019
Cilt No 9
Sayı 2
Sayfalar 446 / 452
Doi Numarası 10.1007/s12668-019-0597-9
Makale Linki http://link.springer.com/10.1007/s12668-019-0597-9