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Merck
CN

SHH0026

Sigma-Aldrich

PolyFreeze Tissue Freezing Medium

clear

别名:

support matrix for tissue sectioning

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About This Item

UNSPSC代码:
12171500
NACRES:
NA.47

颜色

clear

应用

hematology
histology

储存温度

room temp

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一般描述

Tissue samples may be snap frozen using PolyFreeze with isopentane and liquid nitrogen, dry ice (slush/slurry or bunker), or in a cryostat.
PolyFreeze media do not cause autofluorescence and can easily be washed away during tissue fixation when rinsed prior to staining. Once rinsed off the slide, there is no trace of the support matrix to interfere with staining or immunohistochemistry (IHC) reactions.
Standard frozen sections at 3–6 μm are easy to obtain and mount on glass slides for drying and/or fixation prior to staining, while thicker sections can be taken as required. Sections will flow freely under an anti-roll device, allowing flat sections to be picked up from the knife-edge. Sections can be either fixed immediately in the fixative of choice or air dried for later fixation and staining. Drying or fixing the slides in the cryostat for specific procedures will not affect the PolyFreeze medium.
um are easy to obtain and mount on glass slides for drying and/or fixation prior to staining, while thicker sections can be taken as required. Sections will flow freely under an anti-roll device, allowing flat sections to be picked up from the knife-edge. Sections can be either fixed immediately in the fixative of choice or air dried for later fixation and staining. Drying or fixing the slides in the cryostat for specific procedures will not affect the PolyFreeze medium.

应用

A support matrix or form of embedding medium for frozen sectioning. This medium freezes quickly supporting the tissue for sectioning at 3 μ and up with no cracking of the matrix at temperatures from -8 °C to -25 °C. Snap freeze using PolyFreeze with isopentane and liquid nitrogen or dry ice (slush/slurry or bunker). Store specimens frozen in PolyFreeze in liquid nitrogen canisters or in airtight containers in a -80 °C freezer.
Cryo-embedding matrix for frozen specimens.
PolyFreeze tissue freezing medium has been used in immunohistochemistry.

特点和优势

  • Colored PolyFreeze (blue, green, yellow) makes differentiating multiple specimens easy during sectioning and staining
  • Experience less curling, less ice artifacts, faster freezing with PolyFreeze

储存及稳定性

Store PolyFreeze tissue freezing medium at room temperature. A cloudy appearance of the unfrozen product has no effect on performance.
Store specimens frozen in PolyFreeze medium in liquid nitrogen canisters or in airtight containers in a -80 0C freezer.

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

>230.0 °F

闪点(°C)

> 110 °C


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Shweta Kukreja et al.
Developmental biology, 467(1-2), 95-107 (2020-09-14)
The retinotectal system has been extensively studied for investigating the mechanism(s) for topographic map formation. The optic tectum, which is composed of multiple laminae, is the major retino recipient structure in the developing avian brain. Laminar development of the tectum
An ex vivo gene therapy approach in X-linked retinoschisis.
Bashar A E, et al.
Molecular Vision, 22, 718-718 (2016)
TGF-β1 and IL-10 expression in epithelial ovarian cancer cell line A2780.
Feng X, et al.
Tropical Journal of Pharmaceutical Research, 14(12), 2179-2185 (2015)

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