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University of Nebraska Medical Center

Yutong Liu, PhD

The research endeavors of Yutong Liu, PhD, encompass the development and application of innovative MRI techniques to advance our understanding of central nervous system health and disease, with the overarching goal of making meaningful contributions to the diagnosis, treatment, and prevention of neurological disorders.

Drawing upon a rich background in bioimaging, with a particular emphasis on magnetic resonance imaging, Dr. Liu specializes in the development and implementation of advanced imaging and image analysis methodologies tailored to investigate a wide spectrum of human diseases modeled in small animals and nonhuman primates. His extensive research portfolio spans various areas of neurological and neurodegenerative disorders, including HIV infection, stroke, neurodegenerative diseases, drug addiction and cancer. Throughout his career, he has employed a diverse array of cutting-edge MRI techniques to dissect the intricate pathophysiological mechanisms underlying these conditions. By leveraging the power of MRI, he aims to unravel the complexities of central nervous system disorders, elucidating disease progression, and identifying potential therapeutic targets.

Dr. Liu is also the director of the Preclinical MRI Core Facility.

Funding

Brain Metabolic Imaging Biomarkers of HIV-1 infection During ART

NIH/NIMH R21MH134678

Our goal is to deploy novel magnetic resonance imaging techniques to noninvasively track antiretroviral drugs in the central nervous system and measure virus-associated metabolites linked to neuropathological and neuroprotective outcomes resulting from antiretroviral drugs.

PI: Yutong Liu

CNS HIV Theranostics Based on Intrinsic CEST Contrasts of Antiretroviral Drugs

NIH/NIMH R21MH128123

The goal is to develop human immunodeficiency virus theranostics for the central nervous system based on the intrinsic chemical exchange saturation transfer contrasts of antiretroviral drugs.

PI: Yutong Liu

Cognitive Neuroscience of Development and Aging (CoNDA) Center

NIH/NIGMS P20GM130447

PI: Anna Dunaevsky; Preclinical Imaging Core: Yutong Liu

Integrase Inhibitors during pregnancy and Neurodevelopmental Outcomes: Underlying Mechanism and Therapeutic

NIH/NICHD R01HD115482

Proposal seeks to examine “dolutegravir inhibition of matrix metalloproteinases activity” as a novel underlying mechanism for dolutegravir-associated 

neurodevelopmental impairment (prenatal and postnatal) and assess long-acting poloxamer-encapsulated dolutegravir nanoformulations as potential delivery means to attenuate such drug-associated neurotoxicity.

PI: Aditya Bade; Co-I: Yutong Liu

Targeted lipid nanoparticles for gene therapeutics delivery approach to eradicating HIV reservoirs

NIH/NIMH R01MH121402

This award is to convert nucleoside reverse transcriptase and an integrase inhibitor(s) into long-acting slow effective release antiretroviral nanocrystals with improved safety and efficacy against human immunodeficiency virus infection. Prodrug nanocrystals are lipophilic and stabilized by biocompatible surfactants. The formulations are being developed with the potential to extend drug-dosing intervals up to once every six months.

PI: Howard Gendelman; Co-I: Yutong Liu

Impact of drugs of abuse on HIV brain reservoirs and HAND in humanized microglia mice

NIH/NIDA R01DA054535

Aims of the proposal are to completely characterize the new humanized microglial mouse model of HIV brain infection in establishing linkages to human disease, and to comprehensively evaluate the central nervous system viral reservoir during cART and drug abuse.

PI: Santhi Gorantla; Co-I: Yutong Liu