Vanilmandelic Acid & Catecholamine Determinations |
Contents
Introduction | 3 |
Formation of Vanilmandelic Acid | 11 |
CatecholamineSecreting Tumors | 19 |
Copyright | |
8 other sections not shown
Common terms and phrases
acid reagent acid VMA adrenal medulla aliquot alkaline ascorbate beaker Bio-Rad BIOMED blood pressure Catechol catecholamines cellulose acetate cellulose acetate strips centrifuge tubes chromaffin clinical color column COMT concentrated hydrochloric acid creatinine cuvets demineralized water diastolic diazotized diazotized p-nitroaniline dilute distilled water DOPamine electrophoretic elevated eluate enzyme epinephrine epinephrine and norepinephrine ethyl acetate excretion of VMA Figure filter paper hormones hydrochloric acid hypertension Increased Increased metabolism metanephrine method MHPG minutes ml of alkaline ml of Solution ml urine monoamine oxidase Neuroblastoma norepinephrine normal normetanephrine OH OH oxidation patients with pheochromocytomas phenolic acids pheochromocytoma pipette potassium carbonate procedure purple-blue reaction reagent grade recovery refrigerator sample blanks sodium nitrite specimens stain sulfate sympathetic nerve endings systolic test tube Toluene tyramine Tyrosine unknown urinary excretion urinary VMA urine urine sample urine volume Vanillin vanilmandelic acid VMA band VMA standard volumetric flask wt/vol ОН