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Re: Grid for volume density calculation

Posted by r.ghezzo on Nov 10, 2005; 2:11pm
URL: http://imagej.273.s1.nabble.com/Grid-for-volume-density-calculation-tp3704500p3704503.html

Hi, we have developed a plugin for computing Lm in mice and human lungs. I will
tell the programmer to send you a copy of the java code with the cross hairs,
we also have one with the Weibull grid of non overlapping segments.
Heberto Ghezzo Ph.D.
Meakins-Christie Labs
McGill Uniuversity
Montreal - canada


Quoting Anda Cornea <[hidden email]>:

> We have used a combination of 2 plugins,  Grid and Cell Counter, for a
> similar purpose, on brain MRI images. I am not sure that I understand the
> last paragraph.  Can you change the magnification of image acquisition?
>
> Anda
>
> Anda Cornea Ph.D.
> Head of the Imaging and Morphology Core
> Oregon National Primate Research Center
> Oregon Health & Science University
> (503) 690-5293
>
> >>> [hidden email] 11/08/05 9:28 PM >>>
> I am looking for some assistance. we are trying to analyze lung
> slices with a aim to estimate the ratio of the volume density of the
> lung as compared to the airspaces. I would like to overlay a grid of
> crosshairs over an image of the lung and be able to count the number
> of times the grid intersects the lung and the airspaces. We used to
> use a program called Stereology Toolbox for the Mac OS9 to do this
> but would like to use ImageJ so that it could be used cross platform
> and on TIFF images. I am hoping that there is a plug in already
> created out there that can do this, before having to create one.
>
> The problem is that we are dealing with  very small lungs and
> sometimes we cannot fill the entire field of view with the lung slice
> and would like to do a volume density calculation as described in
> Howard and Reed.
>
> thanks in advance,
>
> vivek
>
> Vivek Balasubramaniam, MD
> Assistant Professor
> Director, Pediatric Heart Lung Center Laboratory
> University of Colorado Health Sciences Center
> The Children's Hospital
> (clinical office) 303-837-2522
> (lab) 303-724-4062
> (pager) 303-826-8560
>