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文献和实验DETECTION OF ß-GALACTOSIDASE AND ALKALINE PHOSPHATASE ACTIVITIES IN TISSUE
. 0.5% glutaraldehyde Make from a 25.0% stock immediately before use. You can buy a 25% solution (Sigma) and freeze-thaw it many times. 4.0% paraformaldyde 4 g paraformaldehyde 2 mM MgCl2 (0.2 ml of a 1 M stock) 1.25 mM EGTA (0.25 ml of a .5M
Carnoy's Fix: 6 parts 100 % EtOH 3 parts CHCl3 1 part glacial acetic acid Carmine Alum Stain: Place 1 g carmine (Sigma C1022) and 2.5 g aluminum potassium sulfate (Sigma A7167) in 500 ml distilled water and boil for 20 min. Adjust final
Preparation Of Ciliated Protozoa For Scanning Electron Microscopy
each. Dehydrate uranyl acetate-treated cells in a series of ethanol-water washes (25%, 50%, 75%, two 95%, and three 100% ethanol). If possible, use ethanol dried over molecular sieve pellets (Sigma Chemical Corp. #M2260). Dehydrate
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