Recipient Reaction and Composition of Autologous Sural Nerve Tissue Grafts into the Human Brain

Isaac Colvett, Anah Gilmore, Samuel Guzman, Aurélie Ledreux, Jorge E. Quintero, Dhanunjaya Rao Ginjupally, Julie A. Gurwell, John T. Slevin, Zain Guduru, Greg A. Gerhardt, Craig G. van Horne, Ann Charlotte Granholm

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Parkinson’s disease (PD) is a severe neurological disease for which there is no effective treatment or cure, and therefore it remains an unmet need in medicine. We present data from four participants who received autologous transplantation of small pieces of sural nerve tissue into either the basal forebrain containing the nucleus basalis of Meynert (NBM) or the midbrain substantia nigra (SN). The grafts did not exhibit significant cell death or severe host-tissue reaction up to 55 months post-grafting and contained peripheral cells. Dopaminergic neurites showed active growth in the graft area and into the graft in the SN graft, and cholinergic neurites were abundant near the graft in the NBM. These results provide a histological basis for changes in clinical features after autologous peripheral nerve tissue grafting into the NBM or SN in PD.

Original languageEnglish
Article number6121
JournalJournal of Clinical Medicine
Volume12
Issue number19
DOIs
StatePublished - Oct 2023

Bibliographical note

Publisher Copyright:
© 2023 by the authors.

Funding

This work was supported by the Ann Hanley Neuroscience Fund, the UK College of Medicine BRAIN Alliance, and the National Center for Advancing Translational Sciences through NIH grant UL1TR001998.

FundersFunder number
Ann Hanley Neuroscience Fund
UK College of Medicine BRAIN Alliance
National Institutes of Health (NIH)UL1TR001998
National Center for Advancing Translational Sciences (NCATS)

    Keywords

    • Parkinson’s disease
    • neurodegenerative disorders
    • nucleus basalis of Meynert
    • substantia nigra

    ASJC Scopus subject areas

    • General Medicine

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