Evidence map›Paper›PMID 42443259›Full record

ArticleScientific reports2026

MR-based skull parametric modeling for blood-brain barrier opening in non-human primates.

Sergio Jiménez-Gambín, Fotios Tsitsos, Sua Bae, Robin Ji, Elisa E Konofagou

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Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Sergio Jiménez-GambínDepartment of Biomedical Engineering, Columbia University, New York, USA. sj3044@columbia.edu.
Fotios TsitsosDepartment of Biomedical Engineering, Columbia University, New York, USA.
Sua BaeDepartment of Biomedical Engineering, Columbia University, New York, USA.
Robin JiDepartment of Biomedical Engineering, Columbia University, New York, USA.
Elisa E KonofagouDepartment of Biomedical Engineering, Columbia University, New York, USA. ek2191@columbia.edu.

Funding

Optimization of ultrasound-facilitated blood-brain barrier openingR01EB009041 · NIBIB · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI KONOFAGOU, ELISA E. · 2008 to 2017
$4.4M
NIBIB NIH HHS R01 EB009041NIH HHS 5R01EB009041
6 · The paper itself

Abstract

Focused ultrasound (FUS) transcranial procedures require of simulation planning using the computed tomography (CT) of the skull, leading to ionizing radiation. Zero echo time (ZTE) magnetic resonance imaging (MRI) is a safe alternative for blood-brain barrier opening (BBBO) planning in non-human primates (NHP), with good contrast for bone imaging. In this study, we applied a classical coordinate-to-coordinate linear-regression method to obtain the ZTE-to-CT relationship for six NHP skulls. First, we compared ZTE-based (pseudo-CT/pCT) and CT-based simulations ex-vivo, with differences of [Formula: see text], [Formula: see text], [Formula: see text] mm and [Formula: see text] mm for the focal volume, attenuation, axial and lateral shifts, respectively. The differences between pCT simulations and experiments were [Formula: see text], [Formula: see text] mm and [Formula: see text] mm for the focal attenuation, axial and lateral shifts, respectively. Finally, pCT-based and CT-based simulations for in-vivo planning resulted in differences of [Formula: see text], [Formula: see text], [Formula: see text], [Formula: see text] mm and [Formula: see text] for the focal volume, attenuation, in-focus BBBO volume, sonicated skull thickness, and Skull Density Ratio, respectively, where pCT and CT predicted a [Formula: see text] and [Formula: see text] of BBBO volume, respectively. These results demonstrate for the first time the feasibility of a ZTE-to-CT skull modeling method for BBBO planning in NHPs, defining a fully non-ionizing planning technique for transcranial FUS applications.

Indexed as

Blood-brain barrierComputed tomographyFocused ultrasoundMagnetic resonance imagingSkull modeling

Identifiers

PMID42443259
PMCPMC13661248

What Socratic holds

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.