Research Article

Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities

Volume: 29 Number: 6 November 2, 2025

Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities

Abstract

Xylocarpus granatum is a true mangrove species that belongs to Meliaceae family. X.granatum serves limonoids compounds commonly utilized by coastal communities as traditional medicine. This study is designed to investigate antioxidant, antibacterial, and antibiofilm activities of bioactive compounds produced by associated endophytic bacteria isolated from X.granatum leaves. The endophytic bacteria isolate XGDE 7 was obtained from the collection of microbiology laboratory, Department of Biology, University of Bengkulu. Based on 16sRNA analysis, this isolate is closely related to P.aeruginosa strain BSP12 with similarity of 99.82 %. The antibacterial activity using pellet and supernatant exhibited that the widest inhibition zone diameters were found in inhibiting Bacillus subtilis (7.93 ± 0.42 mm; 3.70 ± 0.16 mm ). Furthermore, the largest clear zone using crude extract was shown against Escherhicia.coli (12.29 ± 0.50 mm). The lowest MIC of XGDE 7 was found on Eenterococcus faecalis (15.62 µg/ml) and the highest MIC was on Stapylococcus aures (62.50 µg/ml). As for MBC, XGDE 7 isolate showed the lowest activity on E.faecalis (31.25 µg/ml), while the highest was observed on MBC S. aureus (125 µg/ml). Antibiofilm activity of XGDE 7 extract S.aureus, B.subtilis, E.coli and E.faecalis effectively inhibited at a concentration range of 2 x MIC with inhibition range of 80.10±0.5 to 74.79 ± 0.1%. Meanwhile, the antioxidant activity using DPPH method exhibited lC50 of 49.25 µg/ml. GC-MS analysis revealed various bioactive compounds; Cyclo (L-prolyl-L-valine), Hexadecanoic acid, methyl ester, Pyrrolo[1,2-a]pyrazine-1,4- dione, hexahydro-3-(2-methylpropyl), 9-octadecenoic acid (z)-,methyl ester, 10-Octadecenoic acid,methyl ester, 2,5- Piperazinedione, 3,6-bis (2-methylpropyl), and Pyrrolo [1,2-a]pyrazine-1,4-dione, hexahydro-3(phenylmethyl).

Keywords

References

  1. Zhu H, Zeng W, Chen M, He D, Cheng X, Yu J, Liu Y, Wu Y, Yang D. Endophytic Fungal Diversity of Mangrove Ferns Acrostichum speciosum and A. aureum in China. Plants (Basel). 2024;13(5):685. https://doi.org/10.3390/plants13050685.
  2. Simlai A, Roy A. Biological activities and chemical constituents of some mangrove species from Sundarban estuary: An overview. Pharmacogn Rev. 2013; 7(14): 170-178. https://doi.org/10.4103/0973-7847.120518.
  3. Rahmawati SI, Izzati FN, Hapsari Y, Septiana E, Rachman F, Bustanussalam, Simanjuntak, P. Endophytic microbes and antioxidant activities of secondary metabolites from mangroves Avicennia marina and Xylocarpus granatum. In: IOP Conf Ser: Earth Environ Sci. 2019; 278: 1- 10. https://doi.org/10.1088/1755-1315/278/1/012065.
  4. Dey D, Quispe C, Hossain R, Jain D, Ahmed KR, Janmeda P, Islam MT, Ansar RSH, Martorell M, Daştan SD, Kumar M, Taheri Y, Petkoska AT, Sharifi-Rad J. Ethnomedicinal use, phytochemistry, and pharmacology of Xylocarpus granatum J. Koenig. eCAM. 2021; 2021(1): 1-16. https://doi.org/10.1155/2021/8922196.
  5. Wu Y, Bai Y, Guo X, Qi J, Dong M, Sauriol F, Shi Q, Gu Y, Huo C. A new limonoids from Xylocarpus granatum. J. Chem Nat Compd. 2014; 50(2): 314-316. http://doi.org/10.1007/s10600-014-0940-x.
  6. Tundis R, Loizzo MR, Menichini F. An overview on chemical aspects and potential health benefifits of limonoids and their derivatives. Crit Rev Food Sci Nutr. 2014; 54 (2) : 225–250. https://doi.org/10.1080/10408398.2011.581400.
  7. Miliute I, Buzaite O, Baniulis D, Stanys V. Bacterial endophytes in agricultural crops and their role in stress tolerance: a review. Zemdirbyste-Agriculture. 2015; 102(4): 465-478. https://doi.org/10.13080/z-a.2015.102.060.
  8. Pramono H, Irawan NR, Firdaus MRA, Sudarno, Sulmartiwi L, Mubarak AS. Bacterial endophytes from manggrove leaves with antibacterial and enzymatic activities. Malasyian J Microbiol. 2019; 15(7): 543-553.

Details

Primary Language

English

Subjects

Pharmacology and Pharmaceutical Sciences (Other)

Journal Section

Research Article

Publication Date

November 2, 2025

Submission Date

November 14, 2024

Acceptance Date

January 11, 2025

Published in Issue

Year 2025 Volume: 29 Number: 6

APA
Hıdayah, T., Hadı Wıbowo, R., Septama, A. W., Sipriyadi, S., Adfa, M., Prastya, M. E., Sukmawinata, E., Mustafa, M., & Farestiani, E. (2025). Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities. Journal of Research in Pharmacy, 29(6), 2633-2642. https://doi.org/10.12991/jrespharm.1798454
AMA
1.Hıdayah T, Hadı Wıbowo R, Septama AW, et al. Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities. J. Res. Pharm. 2025;29(6):2633-2642. doi:10.12991/jrespharm.1798454
Chicago
Hıdayah, Thoriqul, Risky Hadı Wıbowo, Abdi Wira Septama, et al. 2025. “Secondary Metabolites of Endophytic Pseudomonas Aeruginosa XGDE 7 from Mangrove Xylocarpus Granatum J. Koenig : Antibacterial, Antibiofilm, and Antioxidant Activities”. Journal of Research in Pharmacy 29 (6): 2633-42. https://doi.org/10.12991/jrespharm.1798454.
EndNote
Hıdayah T, Hadı Wıbowo R, Septama AW, Sipriyadi S, Adfa M, Prastya ME, Sukmawinata E, Mustafa M, Farestiani E (November 1, 2025) Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities. Journal of Research in Pharmacy 29 6 2633–2642.
IEEE
[1]T. Hıdayah et al., “Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities”, J. Res. Pharm., vol. 29, no. 6, pp. 2633–2642, Nov. 2025, doi: 10.12991/jrespharm.1798454.
ISNAD
Hıdayah, Thoriqul - Hadı Wıbowo, Risky - Septama, Abdi Wira - Sipriyadi, Sipriyadi - Adfa, Morina - Prastya, Muhammad Eka - Sukmawinata, Eddy - Mustafa, Muskhazli - Farestiani, Eliza. “Secondary Metabolites of Endophytic Pseudomonas Aeruginosa XGDE 7 from Mangrove Xylocarpus Granatum J. Koenig : Antibacterial, Antibiofilm, and Antioxidant Activities”. Journal of Research in Pharmacy 29/6 (November 1, 2025): 2633-2642. https://doi.org/10.12991/jrespharm.1798454.
JAMA
1.Hıdayah T, Hadı Wıbowo R, Septama AW, Sipriyadi S, Adfa M, Prastya ME, Sukmawinata E, Mustafa M, Farestiani E. Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities. J. Res. Pharm. 2025;29:2633–2642.
MLA
Hıdayah, Thoriqul, et al. “Secondary Metabolites of Endophytic Pseudomonas Aeruginosa XGDE 7 from Mangrove Xylocarpus Granatum J. Koenig : Antibacterial, Antibiofilm, and Antioxidant Activities”. Journal of Research in Pharmacy, vol. 29, no. 6, Nov. 2025, pp. 2633-42, doi:10.12991/jrespharm.1798454.
Vancouver
1.Thoriqul Hıdayah, Risky Hadı Wıbowo, Abdi Wira Septama, Sipriyadi Sipriyadi, Morina Adfa, Muhammad Eka Prastya, Eddy Sukmawinata, Muskhazli Mustafa, Eliza Farestiani. Secondary metabolites of endophytic Pseudomonas aeruginosa XGDE 7 from Mangrove Xylocarpus granatum J. Koenig : Antibacterial, antibiofilm, and antioxidant activities. J. Res. Pharm. 2025 Nov. 1;29(6):2633-42. doi:10.12991/jrespharm.1798454