RAFFn MRI Data for Murine MPS I Dysmyelination Assessment

Featuring MRI and histological data from a study validating the RAFFn MRI technique for measuring myelination and dysmyelination in mice with Type I mucopolysaccharidosis (MPS I). The data includes RAFF5 relaxation time constants correlated with histological myelin density (R2 = 0.68, P<0.001) and comparisons between MPS I mice and heterozygotes across brain regions like the striatum, internal capsule, and fornix. The study was authored by David Satzer and published in 2020.

Use Cases

• Validate the RAFF5 relaxation time constant as a biomarker for myelin density using the provided histological correlation data.
• Compare RAFF5 relaxation time constants between MPS I mice and heterozygotes across specific brain regions like the striatum and internal capsule.
• Analyze differences in myelin density or corpus callosum thickness between MPS I mice and heterozygotes using the histological assessment data.
• Investigate the relationship between RAFFn technique parameters (e.g., RAFF4, RAFF5) and exchange correlation times based on the Bloch-McConnell theoretical analysis.

Strengths

• Data includes a strong statistical correlation (R2 = 0.68, P<0.001) between RAFF5 MRI measurements and histological myelin density.
• Study provides specific p-values for regional differences in RAFF5 relaxation times in MPS I mice (e.g., striatum P=0.004, internal capsule P=0.039).
• Dataset is associated with a published research study on a novel MRI technique (RAFFn) for a specific neurological disorder model.

Limitations

• The dataset scope is limited to a specific mouse model (MPS I) and may not generalize to other species or neurological conditions.
• Sample size and specific row/column counts are unknown, limiting statistical power assessments for secondary analyses.
• Histological assessment revealed no significant differences in myelin density or corpus callosum thickness between the studied groups.

Provenance

Source

Dryad digital repository.

Collection Method

Experimental data from MRI (RAFFn technique) and histological analysis of laboratory mice.

Freshness

Last updated in 2020.