1. Procedure. Place a few drops of Zenker's fixative stock solution (see page 131), without glacial or formic acid, on a slice of fresh tumor tissue. A pheochromocytoma containing adrenaline or noradrenaline or both will turn brown in less than 20 min. Light of a photolamp will accelerate the reaction. Tissue is subsequently fixed in 10% buffered neutral formalin solution. For histologic demonstration of chromaffin granules in these tumors, the tissue should be fixed in Orth's solution. (See above under "Fixation for Light Microscopy."

Reducing Blood Pressure Naturally

Reducing Blood Pressure Naturally

Do You Suffer From High Blood Pressure? Do You Feel Like This Silent Killer Might Be Stalking You? Have you been diagnosed or pre-hypertension and hypertension? Then JOIN THE CROWD Nearly 1 in 3 adults in the United States suffer from High Blood Pressure and only 1 in 3 adults are actually aware that they have it.

Get My Free Ebook

Post a comment