Re: [Histonet] Outdating- Embedding Wax and Mounting Media
I think that all the chemical manufacturers (and their representatives) that have been pushing for years this issue of "don't use beyond the shelf life" are feeling like been "caught with their pants down". René J. From: Rae Staskiewicz To: 'Paula Pierce' ; 'John Smallwood' ; 'Histonet' Sent: Saturday, May 14, 2011 7:48 PM Subject: RE: [Histonet] Outdating- Embedding Wax and Mounting Media Now you guys have done it!!! All the QAQC gurus are thinking!!! Rae Staskiewicz -Original Message- From: histonet-boun...@lists.utsouthwestern.edu [mailto:histonet-boun...@lists.utsouthwestern.edu] On Behalf Of Paula Pierce Sent: Saturday, May 14, 2011 4:56 PM To: John Smallwood; Histonet Subject: Re: [Histonet] Outdating- Embedding Wax and Mounting Media How funny! You are so right! What about the ink on all of those old reports and reference books? Isn't ink a dye in solvent? The best special stains I ever did were back in the day when I made my own solutions from dry chemicals that were already 20 to 30 years old. Paperwork, just a way to decrease productivity! Paula K. Pierce, HTL(ASCP)HT President Excalibur Pathology, Inc. 631 N Broadway Moore, OK 73160 405-759-3953 Lab 405-759-7513 Fax www.excaliburpathology.com From: John Smallwood To: Histonet Submissions Sent: Sat, May 14, 2011 4:18:36 PM Subject: [Histonet] Outdating- Embedding Wax and Mounting Media To all Quality Control Purists There seems to be a growing concern with regards to outdating on reagents and their continued use beyond this date. I notice that Histological wax and Mounting media are dated with an expiry date. Just begging the question-should we go back. melt down and re-embed all old blocks in fresh wax ?? Should we recover slip old slides in fresh dated Mounting media. With all the fuss over quality control in the Laboratory and Government Lab Inspection oversight , how can this be ignored and our archives put at such dreadful risk ?? J. Smallwood,MLT. STEGH St.Thomas, Ont. Can. ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet
RE: [Histonet] Outdating- Embedding Wax and Mounting Media
Now you guys have done it!!! All the QAQC gurus are thinking!!! Rae Staskiewicz -Original Message- From: histonet-boun...@lists.utsouthwestern.edu [mailto:histonet-boun...@lists.utsouthwestern.edu] On Behalf Of Paula Pierce Sent: Saturday, May 14, 2011 4:56 PM To: John Smallwood; Histonet Subject: Re: [Histonet] Outdating- Embedding Wax and Mounting Media How funny! You are so right! What about the ink on all of those old reports and reference books? Isn't ink a dye in solvent? The best special stains I ever did were back in the day when I made my own solutions from dry chemicals that were already 20 to 30 years old. Paperwork, just a way to decrease productivity! Paula K. Pierce, HTL(ASCP)HT President Excalibur Pathology, Inc. 631 N Broadway Moore, OK 73160 405-759-3953 Lab 405-759-7513 Fax www.excaliburpathology.com From: John Smallwood To: Histonet Submissions Sent: Sat, May 14, 2011 4:18:36 PM Subject: [Histonet] Outdating- Embedding Wax and Mounting Media To all Quality Control Purists There seems to be a growing concern with regards to outdating on reagents and their continued use beyond this date. I notice that Histological wax and Mounting media are dated with an expiry date. Just begging the question-should we go back. melt down and re-embed all old blocks in fresh wax ?? Should we recover slip old slides in fresh dated Mounting media. With all the fuss over quality control in the Laboratory and Government Lab Inspection oversight , how can this be ignored and our archives put at such dreadful risk ?? J. Smallwood,MLT. STEGH St.Thomas, Ont. Can. ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet
Re: [Histonet] Outdating- Embedding Wax and Mounting Media
How funny! You are so right! What about the ink on all of those old reports and reference books? Isn't ink a dye in solvent? The best special stains I ever did were back in the day when I made my own solutions from dry chemicals that were already 20 to 30 years old. Paperwork, just a way to decrease productivity! Paula K. Pierce, HTL(ASCP)HT President Excalibur Pathology, Inc. 631 N Broadway Moore, OK 73160 405-759-3953 Lab 405-759-7513 Fax www.excaliburpathology.com From: John Smallwood To: Histonet Submissions Sent: Sat, May 14, 2011 4:18:36 PM Subject: [Histonet] Outdating- Embedding Wax and Mounting Media To all Quality Control Purists There seems to be a growing concern with regards to outdating on reagents and their continued use beyond this date. I notice that Histological wax and Mounting media are dated with an expiry date. Just begging the question-should we go back. melt down and re-embed all old blocks in fresh wax ?? Should we recover slip old slides in fresh dated Mounting media. With all the fuss over quality control in the Laboratory and Government Lab Inspection oversight , how can this be ignored and our archives put at such dreadful risk ?? J. Smallwood,MLT. STEGH St.Thomas, Ont. Can. ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet ___ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet
