TS Procure 812 - primary fixation Karnovsky's - tissue (TM - 013)

sandra.crameri

Published: 2023-05-09 DOI: 10.17504/protocols.io.e6nvwj342lmk/v1

Abstract

The method is used to process conventionally EM fixed 1mm3 tissues to Procure 812 resin blocks.

Steps

1.

SAN:

SPEC No:

OPERATOR & STEPS:

OPERATOR & STEPS:

Conventional

2.

Karnovsky's fixative: 2.5% volume and 4% volume in 0.1Molarity (M) Sorenson's Phosphate buffer (pH 7.2, 300mosmol/kg) for at least 0h 40m 0s or overnight

3.

0.1Molarity (M) buffer 0h 15m 0s

4.

1% volume in buffer 1h 0m 0s

5.

70% volume for at least 0h 20m 0s or overnight

6.

95% volume 0h 20m 0s

7.

100% volume 0h 20m 0s

8.

100% volume dried with molecular sieve 0h 20m 0s

9.

50% volume 50% volume 0h 20m 0s

10.

100% volume 0h 20m 0s

11.

50% volume 50% volume Procure 812

12.

100% volume Procure 8120h 20m 0s

13.

100% volume Procure 812 1h 0m 0s

14.

Embed & polymerise overnight in oven at 60°C

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