Mike Neugent PhD

@mikeneugent.bsky.social

Incoming Assistant Professor | Department of Urology | Department of Microbiology & Immunology | University of Rochester Medical Center | host microbiome metabolic interfaces | biochemical ecology | Women’s health | Cancer

We started with a simple question: which tool and db should we use for resistome profiling in the EMBARK project? That question sent us down a rabbit hole. Different ARG annotation pipelines don't just give different ARG numbers, they give you different resistome profiles. 1/3

I’m thrilled to announce that the Neugent Lab will officially set sail on May 1st, 2026 in the Department of Urology at the University of Rochester Medical Center! My lab will investigate how we can manipulate the ecosystem of host / #microbiome interfaces to impact urologic health.

I’m thrilled to announce that the Neugent Lab will officially set sail on May 1st, 2026 in the Department of Urology at the University of Rochester Medical Center! My lab will investigate how we can manipulate the ecosystem of host / #microbiome interfaces to impact urologic health.

(BioRxiv All) Sodium ion-assisted structural lipidomics for sphingolipid profiling: Sphingolipids are diverse lipids with sphingobases and N-acyl fatty acids as the hydrophobic moieties. While the importance of the in-depth elucidation of hydrophobic structures is widely… #BioRxiv #MassSpecRSS

Sodium ion-assisted structural lipidomics for sphingolipid profiling

Sphingolipids are diverse lipids with sphingobases and N-acyl fatty acids as the hydrophobic moieties. While the importance of the in-depth elucidation of hydrophobic structures is widely recognized in lipid biology, mass spectrometry-based annotation of ceramides in the commonly used protonated form is often hindered by in-source dehydration during electrospray ionization in the heated state and variable water losses in the product ion spectrum. In this study, we investigated the sodium ion form and its product ions in ceramides with the use of electron-activated dissociation tandem mass spectrometry (EAD MS/MS) in addition to collision-induced dissociation to facilitate in-depth structural elucidation. While dehydrated ions from the protonated form were frequently observed, the sodium adduct ions remained stable because of their higher activation energy compared with the protonated form, which was validated using quantum chemical calculations. Using the three adduct forms under optimized conditions increased confidence in annotating the ceramide peaks through retention-time matching. Furthermore, EAD MS/MS of the sodium adduct ions facilitated the positional determination of double bonds and hydroxyl groups in the ceramide hydrophobic moiety. Our approach is showcased by the annotation of phytoceramides with N-acyl 2- and 3-hydroxyl groups in mouse feces and ceramides with N-acyl n-6 very long-chain polyunsaturated 2-hydroxy fatty acids in mouse testis.

dlvr.it

TODAY Are you interested in learning more about the urobiome? Join the CAIRIBU U-RIG Research Hour to hear talks from Seth Reasoner, titled "Pathogen Evolution in Neurogenic Bladder" and Katy Patras, titled "The Vaginal Microbiota and Colonization by Uropathogens."

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THIS WEEK Are you interested in learning about transitional care? Join this CAIRIBU Catalyst Conversation to hear from Dr. Kristin Ebert. Her talk is titled "Navigating the Journey: Enhancing Transitional Care for Urology Patients." More info: https://buff.ly/3Wtazij

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Harvard scientists are leaving academia for the private sector to fast-track biomedical breakthroughs. Michael Mina (eMed), Douglas Melton (Vertex), Stuart Schreiber (Arena Bioworks) cite funding delays & admin hurdles as key reasons. #BiomedicalResearch www.harvardmagazine.com/2025/01/harv...

Harvard Professors Leaving for Private Sector Research | Harvard Magazine

Three distinguished scientists on leaving academia to advance biomedical research

harvardmagazine.com