Elizabeth asked a sereis of questions. One was about tissue microarrays

Beecher Instruments sells the Tissue Microarrayer used at the NIH many other
labs here and abroad. Beecher can reached at 301-585-6621 or by
e-mail: sales@beecherinstruments.com.

Instrumedics' Paraffin Sectioning Tape-Transfer system is used in
conjunction with the Tissue Microarrayer. For the NIH  group publication
references to the tape- transfer method, please visit our web site. The home
page has a link to the PSA discussion

For further information please call us at 800-237-2772 or e-mail your
questions and we will answer promptly.

Bernice
schiller@instrumedics.com