Zobrazeno 1 - 10
of 149
pro vyhledávání: '"Melinda A. Engevik"'
Autor:
Taylor D. Ticer, Anna M. Tingler, Janiece S. Glover, Sarah A. Dooley, Jacob Kendrick, Joseph P. Zackular, Suzanne Devkota, Gary D. Wu, Karley Mahalak, Amy Engevik, Melinda A. Engevik
Publikováno v:
Frontiers in Microbiology, Vol 15 (2024)
Clostridioides difficile is a bacterial pathogen that has been implicated in severe gastrointestinal infections. C. difficile has intrinsic green autofluorescence and the level of this autofluorescence is known to be increased by growth time and oxyg
Externí odkaz:
https://doaj.org/article/a7bfdb70f5f24dd3afab23716594a565
Autor:
Ian M. Lillie, Charles E. Booth, Adelaide E. Horvath, Matthew Mondragon, Melinda A. Engevik, Thomas D. Horvath
Publikováno v:
MicrobiologyOpen, Vol 13, Iss 2, Pp n/a-n/a (2024)
Abstract Arginine‐ornithine metabolism plays a crucial role in bacterial homeostasis, as evidenced by numerous studies. However, the utilization of arginine and the downstream products of its metabolism remain undefined in various gut bacteria. To
Externí odkaz:
https://doaj.org/article/1f793b047b40408cb65914123304a8c5
Autor:
Zaria K. Killingsworth, Kelly R. Misare, Abigail S. Ryan, Elizabeth A. Ampolini, Tsultrim T. Mendenhall, Melinda A. Engevik, Jessica H. Hartman
Publikováno v:
Current Research in Toxicology, Vol 7, Iss , Pp 100195- (2024)
Aims: Cytochrome P450 2E1 (CYP2E1) is a mammalian monooxygenase expressed at high levels in the liver that metabolizes low molecular weight pollutants and drugs, as well as endogenous fatty acids and ketones. Although CYP2E1 has been mainly studied i
Externí odkaz:
https://doaj.org/article/286db841821c4bd5bca14ceb69fe1c11
Autor:
Megan E. Waller, Caroline J. Eichhorn, Alyssa Gutierrez, John E. Baatz, Carol L. Wagner, Katherine E. Chetta, Melinda A. Engevik
Publikováno v:
International Journal of Microbiology, Vol 2024 (2024)
In the neonatal intensive care unit, adequate nutrition requires various enteral products, including human milk and formula. Human milk is typically fortified to meet increased calorie goals, and infants commonly receive vitamin mixes, iron supplemen
Externí odkaz:
https://doaj.org/article/e74ca43b1bab4a5da81cb115389eb519
Autor:
Kristen A. Engevik, Hyland Gonzalez, Clay Daniels, Ronald K. Stavert, Numan Oezguen, Melinda A. Engevik, Thomas D. Horvath
Publikováno v:
STAR Protocols, Vol 4, Iss 3, Pp 102540- (2023)
Summary: We present a protocol for measuring the pH of cell-free bacterial-conditioned media based on changes in the ultraviolet-visible (UV-Vis) absorbance spectrum using the pH indicator dye litmus. This protocol includes detailed procedures for pe
Externí odkaz:
https://doaj.org/article/022c00218f0149b0b5eab923e3139faa
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-14 (2022)
Abstract Mucin-degrading microbes are known to harbor glycosyl hydrolases (GHs) which cleave specific glycan linkages. Although several microbial species have been identified as mucin degraders, there are likely many other members of the healthy gut
Externí odkaz:
https://doaj.org/article/b6778a53d35f4802acf3f05a1097295b
Autor:
Zhongcheng Shi, PhD, Yuko Mori-Akiyama, MD, Wa Du, PhD, Robert Fultz, PhD, Yanling Zhao, PhD, Wenly Ruan, MD, Susan Venable, Melinda A. Engevik, PhD, James Versalovic, MD, PhD
Publikováno v:
Cellular and Molecular Gastroenterology and Hepatology, Vol 13, Iss 3, Pp 717-737 (2022)
Background & Aims: We previously showed that histamine suppressed inflammation-associated colonic tumorigenesis through histamine type 2 receptor (H2R) signaling in mice. This study aimed to precisely elucidate the downstream effects of H2R activatio
Externí odkaz:
https://doaj.org/article/dede34a6854d4efa898e633b9abcc4bd
Autor:
Melinda A. Engevik, Heather A. Danhof, Anne Hall, Kristen A. Engevik, Thomas D. Horvath, Sigmund J. Haidacher, Kathleen M. Hoch, Bradley T. Endres, Meghna Bajaj, Kevin W. Garey, Robert A. Britton, Jennifer K. Spinler, Anthony M. Haag, James Versalovic
Publikováno v:
BMC Microbiology, Vol 21, Iss 1, Pp 1-26 (2021)
Abstract Background Bifidobacteria are commensal microbes of the mammalian gastrointestinal tract. In this study, we aimed to identify the intestinal colonization mechanisms and key metabolic pathways implemented by Bifidobacterium dentium. Results B
Externí odkaz:
https://doaj.org/article/4b0f1ff8289a499390185793dc45b7e1
Publikováno v:
Frontiers in Physiology, Vol 13 (2022)
Background: The gastrointestinal tract has been speculated to serve as a reservoir for Acinetobacter, however little is known about the ecological fitness of Acinetobacter strains in the gut. Likewise, not much is known about the ability of Acinetoba
Externí odkaz:
https://doaj.org/article/46d4574173ce488280404ded32ffeab7
Autor:
Thomas D. Horvath, Faith D. Ihekweazu, Sigmund J. Haidacher, Wenly Ruan, Kristen A. Engevik, Robert Fultz, Kathleen M. Hoch, Ruth Ann Luna, Numan Oezguen, Jennifer K. Spinler, Anthony M. Haag, James Versalovic, Melinda A. Engevik
Publikováno v:
iScience, Vol 25, Iss 5, Pp 104158- (2022)
Summary: Gut microbes can synthesize multiple neuro-active metabolites. We profiled neuro-active compounds produced by the gut commensal Bacteroides ovatus in vitro and in vivo by LC-MS/MS. We found that B. ovatus generates acetic acid, propionic aci
Externí odkaz:
https://doaj.org/article/9265eb55b5e3455eacfd6e2f6f4ffdf8