Well said, Bryan!  I hope the original enquirer
follows up on the references. 
                                John.
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John A. Kiernan
Department of Anatomy and Cell Biology
The University of Western Ontario
London,   Canada   N6A 5C1
   kiernan@uwo.ca
   http://publish.uwo.ca/~jkiernan/
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Bryan Hewlett wrote:
> Anecdotal statements such as this should be completely disregarded.
>
> Have these findings been published in a peer-reviewed Journal? If not, why
> not?
>
> References:
> 
> Sircar, K., Hewlett, B.R., Huizinga, J., Chorneyko, K., Berezin, I., and
> Riddell, R.H.  Interstitial cells of Cajal as precursors of gastrointestinal
> stromal tumours. Am. J. Surg. Pathol. 1999; 23(4): 377-389.
> Robinson, T.L., Sircar, K., Hewlett, B.R., Chorneyko, K., Riddell, R.H.,
> Huizinger, J.D. Gastrointestinal Stromal Tumors May Originate from a Subset 
> of CD34-Positive Interstitial Cells of Cajal. 
> Am.J.Pathol 2000; 156(4): 1157-1163.
> Huizinger, J.D.,  Berezin, I., Sircar, K., Hewlett, B.R., Donnelly, G.,
> Bercik, P., Ross, C., Algoufi, T., Fitzgerald, P., Der, T., Riddell, R.H.,
> Collins, S.M. and Jacobson, K.
> Development of Interstitial Cells of Cajal in a Full-Term Infant Without 
> an Enteric Nervous System. Gastroenterology. 2001;120:561-567
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