A regulator of amino acid catabolism controls Acinetobacter baumannii gut colonization

Geary JH, Ren X, Bansah DA, Pham NTT, Acosta IC, Kigongo BM, Winkelman JD, Alonzo F, Henke MT, Palmer LD. bioRxiv [Preprint]. 2025 Sep 11:2025.09.11.674065. doi: 10.1101/2025.09.11.674065.

https://www.biorxiv.org/content/10.1101/2025.09.11.674065v1

DcaP-Family Porins are Required for Carboxylic Acid Catabolism in Acinetobacter baumannii

Noel HR, Kesav NR, Winkelman JD, Palmer LD. bioRxiv [Preprint]. 2025 Jul 15:2025.07.02.662759. doi: 10.1101/2025.07.02.662759.

https://www.biorxiv.org/content/10.1101/2025.07.02.662759v3

A requirement for Acinetobacter baumannii purine biosynthesis during lung infection is exacerbated by host zinc deficiency

Palmer LD, Noel HR, Traina KA, Geary JH, Skaar EP. 2026 Mar 31;11(3):e0073525. doi: 10.1128/msphere.00735-25.

https://journals.asm.org/doi/10.1128/msphere.00735-25

Amino acid competition shapes Acinetobacter baumannii gut carriage

Ren X, Clark RM, Bansah DA, Varner EN, Tiffany CR, Jaswal K, Geary JH, Todd OA, Winkelamn JD, Friedman ES, Jarrett RN, Zemel B, Wu GD, Zackular JP, DePas WH, Behnsen J, Palmer LD. 2025 Aug 13;33(8):1396-1411.e9. doi: 10.1016/j.chom.2025.07.003.

https://www.cell.com/cell-host-microbe/fulltext/S1931-3128(25)00275-6?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS1931312825002756%3Fshowall%3Dtrue

Dietary zinc deficiency promotes Acinetobacter baumannii lung infection via IL-13 in mice

Palmer LD, Traina KA, Juttukonda LJ, Lonergan ZR, Bansah DA, Ren X, Geary JH, Pinelli C, Boyd KL, Yang TS, Skaar EP. 2024 Dec;9(12):3196-3209. doi: 10.1038/s41564-024-01849-w.

https://www.nature.com/articles/s41564-024-01849-w

Genetic synergy between Acinetobacter baumannii undecaprenyl phosphate biosynthesis and the Mla system impacts cell envelope and antimicrobial resistance

Noel HR, Keerthi S, Ren X, Winkelman JD, Troutman JM, Palmer LD. 2024 Mar 13;15(3):e0280423. doi: 10.1128/mbio.02804-23.

https://journals.asm.org/doi/10.1128/mbio.02804-23

Acinetobacter metabolism in infection and antimicrobial resistance

Ren X, Palmer LD. Infect Immun. 2023 May 16:e0043322. doi: 10.1128/iai.00433-22.

https://journals.asm.org/doi/abs/10.1128/iai.00433-22?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed

Mobile genetic elements in Acinetobacter antibiotic-resistance acquisition and dissemination

Noel HR, Petrey JR, Palmer LD. Ann N Y Acad Sci. 2022 Dec;1518(1):166-182. doi: 10.1111/nyas.14918.

https://nyaspubs.onlinelibrary.wiley.com/doi/10.1111/nyas.14918