| http://www.w3.org/ns/prov#value | - evaluated by an experienced GI pathologist.A further two biopsies were used for immunohistochemistry using c-kit/CD117, CD3 and CD4 antibodies to exclude inflammation or other pathology, and antibodies for TRPV1, SP and the pan-neuronal structural nerve marker protein gene product (PGP) 9.5.
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