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Hi Chris > ----- Message from Christoph Blau <[log in to unmask]> on Thu, 25 Jun 2009 > 09:05:12 +0100 ----- > > Subject: > > FSLVMB on rat brain > > Hi everyone, > > following some success by a colleague of mine in getting fsl-vbm to > work on rat brain data, I am following the tutorial at: > http://www.fmrib.ox.ac.uk/fsl/fslvbm/index.html > > As my colleague found out, rodent brain extraction is not similar > enough to human brain extraction to reliably use fsl's BET. For the [...] > Also, as I supect that a 2mm cube is not really good enough resolution > to perform accurate registration on a rat brain, I have simply 'blown > up' my datasets by multiplying the voxel sizes of my rat brains by 10 > in the image header. Does anyone see a problem with doing this? No, this is a good idea and common practice in rat brain (f)MRI, for better compatibility with algorithms developed with human brain dimensions in mind. cheers adam > Many thanks for your help, > Chris > > [1] See: Bazin et al (2007), J Neurosci Meth 165:1, 111-121. > > -- > Christoph Blau, MVB > Trinity College Institute of Neuroscience > Lloyd Building > Trinity College > Dublin 2 > Ireland >