An immunohistochemical vade mecum

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BA MB BCh FRCPath

version date May 2010

Introduction

"I now do see that we can nothing know" - Goethe's Faust

We turn clay to make a vessel;

But it is on the space where there is nothing that

the utility of the vessel depends.

We pierce doors and windows to make a house;

And it is on their spaces where there is nothing that the utility of the house depends.

Therefore, just as we take advantage of what is,

we should recognise the utility of what is not.

TAO TE CHING