Re: [Histonet] COX-2

2009-08-29 Thread Richard Cartun
It was in USA Today, but will be published in this week's issue of JAMA.

RWC

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax

 Lynette Pavelich lpave...@hurleymc.com 8/28/2009 2:37 PM 
Could you share the source of the study?

thank you,
Lynette

Lynette Pavelich, HT(ASCP)
Histology Supervisor
MSH Competency Coordinator
Hurley Medical Center
One Hurley Plaza
Flint, MI  48503
email: lpave...@hurleymc.com 
ph:  810-257-9948
fax:  810-762-7082
 Richard Cartun rcar...@harthosp.org 08/28/09 2:32 PM 
There was a recent study that showed aspirin affected the growth of
one type of colorectal cancer; that which overexpresses COX-2.  If this
holds up, get ready to start doing a lot of COX-2 IHC.

Does anyone have a good mAb to COX-2 that works on formalin-fixed,
paraffin-embedded tissue that they would recommend?  Thank you.

Richard

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax


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Re: [Histonet] h.pylori silver staining

2009-08-29 Thread Rene J Buesa
Shahram:
Under separate cover I am sending you the procedure.
René J.

--- On Sat, 8/29/09, Shahram Sabeti sabeti_shah...@yahoo.com wrote:


From: Shahram Sabeti sabeti_shah...@yahoo.com
Subject: [Histonet] h.pylori silver staining
To: histonet@lists.utsouthwestern.edu
Date: Saturday, August 29, 2009, 3:48 AM


hello dear colleagues
    i have heard of a new modified silver staining method for H.pylori.do you 
know anything about it and it's methology.please inform me if possible.
  
 yours
   sabeti 



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RE: SPAM-LOW: Re: [Histonet] COX-2

2009-08-29 Thread Patsy Ruegg
Richard,

I did a lot of work on cox2 a while ago on ffpe tissue and I was not ever
able to get results I was satisfied with.  I would be really interested in
this as well, sometimes it just takes finding the right clone and the right
pretreatment, I am not there yet with cox2 even though several people gave
me their protocols I could not get them to work well.

Best regards,
Patsy

Patsy Ruegg, HT(ASCP)QIHC
IHCtech
12635 Montview Blvd. Ste.215
Aurora, CO 80045
720-859-4060
fax 720-859-4110
www.ihctech.net 
www.ihcrg.org

-Original Message-
From: histonet-boun...@lists.utsouthwestern.edu
[mailto:histonet-boun...@lists.utsouthwestern.edu] On Behalf Of Richard
Cartun
Sent: Saturday, August 29, 2009 8:14 AM
To: Lynette Pavelich; histonet@lists.utsouthwestern.edu
Subject: SPAM-LOW: Re: [Histonet] COX-2

It was in USA Today, but will be published in this week's issue of JAMA.

RWC

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax

 Lynette Pavelich lpave...@hurleymc.com 8/28/2009 2:37 PM 
Could you share the source of the study?

thank you,
Lynette

Lynette Pavelich, HT(ASCP)
Histology Supervisor
MSH Competency Coordinator
Hurley Medical Center
One Hurley Plaza
Flint, MI  48503
email: lpave...@hurleymc.com 
ph:  810-257-9948
fax:  810-762-7082
 Richard Cartun rcar...@harthosp.org 08/28/09 2:32 PM 
There was a recent study that showed aspirin affected the growth of
one type of colorectal cancer; that which overexpresses COX-2.  If this
holds up, get ready to start doing a lot of COX-2 IHC.

Does anyone have a good mAb to COX-2 that works on formalin-fixed,
paraffin-embedded tissue that they would recommend?  Thank you.

Richard

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax


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RE: SPAM-LOW: [Histonet] Best IHC Stainer

2009-08-29 Thread Patsy Ruegg
I agree with you Amos, but some instruments are more friendly to using
other's antibodies and detections than others.  In my opinion the Dako
autostainer, Leica Bond and the BC IHC autostainers are very good open
systems, and even some of them are better at supporting animal and human
research.

Patsy
  
Patsy Ruegg, HT(ASCP)QIhc
IHCtech
12635 Montview Blvd. Ste.215
Aurora, CO 80045
720-859-4060
fax 720-859-4110
www.ihctech.net 
www.ihcrg.org


-Original Message-
From: histonet-boun...@lists.utsouthwestern.edu
[mailto:histonet-boun...@lists.utsouthwestern.edu] On Behalf Of Amos Brooks
Sent: Friday, August 28, 2009 5:49 PM
To: raha...@serha.ca; histonet@lists.utsouthwestern.edu
Subject: SPAM-LOW: [Histonet] Best IHC Stainer

Hi Randi,
   The statement that a stainer is only as good as it's antibodies is nails
on a chalk board to me. You can get a good stainer and if the company has
bad antibodies ... *change them!* No one company can do it all. If they tell
you otherwise RUN they are lieing to you.
   The definition of a good instrument is one that allows you the
flexability to use whatever antibodies you need to use. If you need to run
an antibody that isn't offered by the company that sells your instrument,
there are thousands of other antibody companies to choose from. If the
antibody requires the use of species of secondary that is not offered by the
company and the company doesn't allow you to use something else, it is not
worth using. Instrumentation is a function of good engineering and software
programming. It has little if anything to do with the biochemistry of
antibody applications.
   I really don't mean to sound sharp here, but there are too many people
that think that the company that sells their instrument is the only company
that they can use. If this is the case with any instrument the customer got
shafted in buying the instrument.

Amos


Message: 6
Date: Fri, 28 Aug 2009 10:57:44 -0300
From: Hayes, Randi (R1SE) raha...@serha.ca
Subject: [Histonet] Best IHC Stainer
To: histonet@lists.utsouthwestern.edu
Message-ID:
   cdf8c140352fb04a913cf61753056bd30378d...@rhaex1.rha-rrs.ca
Content-Type: text/plain; charset=utf-8

A stainer is only as good as its antibodies.  We've been less than
impressed with the quality of Cell Marque antibodies as well as their
customer service.  Contact me if you want specifics.  What I would
suggest is when looking for the best, look for the antibodies that
rank the most robust on external EQA surveys (UK Nequas, NordiQC as
examples) and go with a system that gives you the flexibility (within
reasonable cost) to use the most reliable antibodies.
We are Ventana XT users and have been for over 5 years.  It provides
good staining but with little flexibility to use other vendors
antibodies unless you want to completely blow your budget.  This forces
you to use Cell Marque products and I've already shared my opinion on
that.

Randi Hayes

Histology Supervisor
The Moncton Hospital
Regional Health Authority B
Moncton, NB
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[Histonet] (no subject)

2009-08-29 Thread Aazath Raj

Dear All,
 we have got a new leica multistainer ST 5020.we are using it for both 
HE and as well as PAP.Out of 34 station i have only 15 station for HE.Is 
anybody having a Staining protocol for HE which fits in 15 station with 2 
water wash bath.



Aazath 
Technical Officer
Apollo Hospitals Chennai
India 

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AW: [Histonet] (no subject)

2009-08-29 Thread Gudrun Lang
Hi Aazath,
This is our HE protocol, it's for 16 stations. 
And I'm interested in your PAP-protocol. Would you be so nice and send it to
me?

25 min oven
2 x 5 min Xylol-substitute
1 x 1 min 96%
1 x 1 min 80%
1 x 1 min 50%
1 x 1 min dest. water
1 x 10 min Mayers Hemalaun (exact)
1 x 5 min tapwater running
1 x 30 sek 2% Eosin in water (exact)
1 x 30 sek tapwater running (exact)
1 x 30 sek 96% (exact)
3 x 1 min 100%
2 x Xylol-substitute
Coverslipper

The times without exact are minimum, dip is on with all stations.
Alcohols and Xylol-subst. are changed every day.

Hope this helps
Gudrun Lang


-Ursprüngliche Nachricht-
Von: histonet-boun...@lists.utsouthwestern.edu
[mailto:histonet-boun...@lists.utsouthwestern.edu] Im Auftrag von Aazath Raj
Gesendet: Samstag, 29. August 2009 19:51
An: histonet@lists.utsouthwestern.edu
Betreff: [Histonet] (no subject)


Dear All,
 we have got a new leica multistainer ST 5020.we are using it for
both HE and as well as PAP.Out of 34 station i have only 15 station for
HE.Is anybody having a Staining protocol for HE which fits in 15 station
with 2 water wash bath.



Aazath 
Technical Officer
Apollo Hospitals Chennai
India 

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RE: [Histonet] h.pylori silver staining

2009-08-29 Thread WILLIAM DESALVO

A Warthin-Starry procedure works great. The kit and procedure on the DAKO 
Artisan is fast, reliable and provides good results.

William DeSalvo, B.S., HTL(ASCP)





 Date: Sat, 29 Aug 2009 07:32:10 -0700
 From: rjbu...@yahoo.com
 To: histonet@lists.utsouthwestern.edu; sabeti_shah...@yahoo.com
 Subject: Re: [Histonet] h.pylori silver staining
 CC: 
 
 Shahram:
 Under separate cover I am sending you the procedure.
 René J.
 
 --- On Sat, 8/29/09, Shahram Sabeti sabeti_shah...@yahoo.com wrote:
 
 
 From: Shahram Sabeti sabeti_shah...@yahoo.com
 Subject: [Histonet] h.pylori silver staining
 To: histonet@lists.utsouthwestern.edu
 Date: Saturday, August 29, 2009, 3:48 AM
 
 
 hello dear colleagues
 i have heard of a new modified silver staining method for H.pylori.do you 
 know anything about it and it's methology.please inform me if possible.
   
  yours
   
  sabeti 
 
 
 
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 Histonet@lists.utsouthwestern.edu
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Re: [Histonet] EM processing

2009-08-29 Thread Va Paula Sicurello
I have never heard of an EM lab making their own resin for embedding.  We 
almost all buy the resin kits or the separate components to make either a Epon 
812 equivalent or Spurrs.

The amount of time it takes to process is usually tissue dependent.  On 
average, it takes one day to process (if the tissue is 1mm cubed or less) and 2 
days in the oven for the resin to polymerize.  You can speed things up if you 
microwave process.

If you have any questions, please feel free to contact me.

Paula Sicurello
VA Medical Center San Diego
Veterans Medical Research Foundation (VMRF) 
Core for Micro Imaging(C-MI)
3350 La Jolla Village Dr., MC151
San Diego, CA 92161
858-552-8585 x2397

C-MI for your imaging needs.


--- On Sat, 8/29/09, histopa...@aol.com histopa...@aol.com wrote:

 From: histopa...@aol.com histopa...@aol.com
 Subject: [Histonet] EM processing
 To: histonet@lists.utsouthwestern.edu
 Date: Saturday, August 29, 2009, 3:36 AM
 Does your lab make their own plastic
 resin to process and embed specimens or do you buy it
 commercially?
 What is the average time it take to process a specimen?
 
 Thanks in advance to all who respond.
 P.Eneff
 OU Medical Center
 Oklahoma City, OK
 
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Re: [Histonet] COX-2

2009-08-29 Thread shive003
In the meantime, you can google COX-2 aspirin colorectal and get caught 
up on the various articles written on the topic in the recent past.


Jan Shivers
UMN VDL


On Aug 29 2009, Richard Cartun wrote:


It was in USA Today, but will be published in this week's issue of JAMA.

RWC

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax


Lynette Pavelich lpave...@hurleymc.com 8/28/2009 2:37 PM 

Could you share the source of the study?

thank you,
Lynette

Lynette Pavelich, HT(ASCP)
Histology Supervisor
MSH Competency Coordinator
Hurley Medical Center
One Hurley Plaza
Flint, MI  48503
email: lpave...@hurleymc.com 
ph:  810-257-9948

fax:  810-762-7082

Richard Cartun rcar...@harthosp.org 08/28/09 2:32 PM 

There was a recent study that showed aspirin affected the growth of
one type of colorectal cancer; that which overexpresses COX-2.  If this
holds up, get ready to start doing a lot of COX-2 IHC.

Does anyone have a good mAb to COX-2 that works on formalin-fixed,
paraffin-embedded tissue that they would recommend?  Thank you.

Richard

Richard W. Cartun, Ph.D.
Director, Histology  Immunopathology
Director, Biospecimen Collection Programs
Assistant Director, Anatomic Pathology
Hartford Hospital
80 Seymour Street
Hartford, CT  06102
(860) 545-1596
(860) 545-0174 Fax


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RE: [Histonet] h.pylori silver staining

2009-08-29 Thread Weems, Joyce
And to that we add the Alcian blue, HE modification portion of the Genta stain 
procedure. Works perfectly. 

Joyce




-Original Message-
From: histonet-boun...@lists.utsouthwestern.edu on behalf of WILLIAM DESALVO
Sent: Sat 8/29/2009 2:38 PM
To: rjbu...@yahoo.com; histonet; sabeti_shah...@yahoo.com
Subject: RE: [Histonet] h.pylori silver staining
 

A Warthin-Starry procedure works great. The kit and procedure on the DAKO 
Artisan is fast, reliable and provides good results.

William DeSalvo, B.S., HTL(ASCP)





 Date: Sat, 29 Aug 2009 07:32:10 -0700
 From: rjbu...@yahoo.com
 To: histonet@lists.utsouthwestern.edu; sabeti_shah...@yahoo.com
 Subject: Re: [Histonet] h.pylori silver staining
 CC: 
 
 Shahram:
 Under separate cover I am sending you the procedure.
 René J.
 
 --- On Sat, 8/29/09, Shahram Sabeti sabeti_shah...@yahoo.com wrote:
 
 
 From: Shahram Sabeti sabeti_shah...@yahoo.com
 Subject: [Histonet] h.pylori silver staining
 To: histonet@lists.utsouthwestern.edu
 Date: Saturday, August 29, 2009, 3:48 AM
 
 
 hello dear colleagues
 i have heard of a new modified silver staining method for H.pylori.do you 
 know anything about it and it's methology.please inform me if possible.
   
  yours
   
  sabeti 
 
 
 
 ___
 Histonet mailing list
 Histonet@lists.utsouthwestern.edu
 http://lists.utsouthwestern.edu/mailman/listinfo/histonet
 
 
 
   
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