This paper might be useful: Ehinger, A., Bendahl, P. O., Rydén, L., Fernö, M., & Alkner, S. (2018). Stability of oestrogen and progesterone receptor antigenicity in formalin‐fixed paraffin‐embedded breast cancer tissue over time. Apmis, 126(9), 746-754.
Regards Tony Henwood JP, MSc, BAppSc, GradDipSysAnalys, CT(ASC), FFSc(RCPA) Principal Scientist, the Children’s Hospital at Westmead Adjunct Fellow, School of Medicine, University of Western Sydney Tel: 612 9845 3306 Fax: 612 9845 3318 Pathology Department the children's hospital at westmead Cnr Hawkesbury Road and Hainsworth Street, Westmead Locked Bag 4001, Westmead NSW 2145, AUSTRALIA -----Original Message----- From: Heckford, Karen - SMMC-SF via Histonet [mailto:histonet@lists.utsouthwestern.edu] Sent: Friday, 8 February 2019 12:19 AM To: histonet@lists.utsouthwestern.edu Subject: [Histonet] ER/PR question Good Morning, One of my Pathologists wants me to do some ER/PR's on 9 year old tissue blocks. I know ER and PR can be sensitive are the IHC's going to work or will there be too much antigen decay? Thanks, Karen Heckford HT ASCP CE Lead Histology Technician St. Mary's Medical Center 450 Stanyan St. San Francisco, Ca. 94117 415-668-1000 ext. 6167 karen.heckf...@dignityhealth.org Caution: This email message, including all content and attachments, is CONFIDENTIAL and may be of a nature that is LEGALLY PRIVILEGED. The information contained in this email message is intended only for the use of the recipient(s) named above. If the reader of this message is not the intended recipient or an agent responsible for delivering it to the intended recipient, you have received this document in error. Any further review, dissemination, distribution, or copying of this message is strictly prohibited. If you have received this communication in error, please notify us immediately by reply email. Thank you _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet This message is intended for the addressee named and may contain confidential information. If you are not the intended recipient, please delete it and notify the sender. Views expressed in this message are those of the individual sender, and are not necessarily the views of NSW Health or any of its entities. _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet