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Histology and Histochemistry Laboratory

- Services  -

Equipo de LaboratorioThe following dyeing techniques are applied in tissue sections:

  • Hematoxylin & eosin (tissues in general)
  • Masson's trichrome (muscle and collagen)
  • Mallory's trichrome (conjunctive tissue)
  • PAS Alcian blue (acid and neutral mucopolysaccharides)
  • Peryodic Acid-Schiff PAS (glucogen, mucins)
  • Feulgen (DNA, collagen and conjunctive tissue)
  • Toluidine blue (mucins)
  • Oily red (fat)
  • Sudan IV (neutral fat)
  • Sudan black (triglycerides, phospholipids, cholesterol esters)
  • Ninhydrin-Schiff (proteins, amino groups)

The laboratory has the following equipment:

  • Leica RM 2025 and RM 2155 rotation microtomes for paraffin and resin sections
  • MICROM HM 505N cryostat for freezing and cutting frozen sections
  • Millipore incubator
  • VWR Scientific incubator
  • COLE PARMER oven
  • OHAUS scale
  • 2 HISTOEMBEDDER Leica paraffin embedding systems.
  • Olympus BX41 Microscope for bright field and phase contrast
  • Olympus BX51 Fluorescence microscope
  • IMAGE-PRO PLUS Olympus-Media Cybernetics Image analysis system

The laboratory offers technical support for setting up new histochemical and immune histochemical techniques where infrastructure possibilities are taken into account.

Conditions for delivering samples:

  • Tissue samples must be adequately fixed or preserved according to the recommended protocol for the technique applied for and delivered to the laboratory duly labeled.
  • The time needed to attend a service is in function of the number of samples. It is necessary to agree previously on a delivery date with the Responsible technician in charge of the laboratory for an adequate programming.

Sample reception is from Monday through Friday from 8 to 15:00 h.
For more information please contact the technician in charge of the laboratory or write to: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Service
**** Microscopy and image capture services ****
Capture and image analysis (bright field and phase contrast)
Capture and image analysis (fluorescence)
**** Dyeing techniques for paraffin cuts ****
Peryodic Acid Schiff (mucopolysaccharides)
PAS Alcian blue (acid and neutral mucopolysaccharides)
Toluidin blue(mucins)
Feulgen (DNA, collagen and connective tissue)
Hematoxylin & eosin (paraffin)
Sudan B Black(triglycerides and phospholipids)
Ninhydrin Schiff (amino groups)
Mallory's trichrome (collagen and elastic fibers)
Masson's trichrome (muscle, collagen)
**** Dyeing techniques for resin cuts ****
Toluidin blue (Resin)
**** Dyeing techniques for freezing cuts ****
Sudan B Black (Triglycerides and phospholipids)
Oily red (fat)

 

Written by M.C. Ma. del Carmen Rodríguez Jaramillo   
Last Updated on Tuesday, 15 November 2011 14:33
 
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Instituto Politécnico Nacional 195, Playa Palo de Santa Rita Sur; La Paz, B.C.S. México; C.P. 23096, Tel:(52) (612) 123-8484 Fax:(52) (612) 125-3625
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Centro de Investigaciones Biológicas del Noroeste, S.C.