نتایج جستجو برای: phenolphthalein

تعداد نتایج: 300  

2014
Marjan Khazan Mehdi Hedayati Farzad Kobarfard Sahar Askari Fereidoun Azizi

BACKGROUND Adulterated herbal weight loss products with containing undeclared synthetic drugs are common and responsible for many serious health damages. OBJECTIVES The purpose of the study was to determine five synthetic adulterants in eight common herbal weight loss supplements, which are currently sold in Iran markets, to verify their presence in supplements, without mentioning on the labe...

2006
Quintin Verloop Wilna Liebenberg Andries F. Marais Antonie P. Lötter Melgardt M. de Villiers

Purpose: Following the discovery of the carcinogenicity of phenolphthalein and the subsequent ban of this compound in several countries this study was undertaken to develop compounded formulations of laxative products containing the stimulant laxatives sennosides A and B. Methods: DSC and HPLC analysis was used to determine the compatibility of sennosides with commonly used excipients before co...

2006
A. E. A. FORD-JONES

Ford-Jones, A. E. A., and Cogswell, J. J. (1975). Archives of Disease in Childhood, 50, 238. Tests for occult blood in stools of children. Three tests for the presence of occult blood in the stools of children were examined; the orthotolidine test, the guaiacum resin test, and a modified reduced phenolphthalein test. The stools of 71 neonates, 33 normal children, and 8 children with suspected g...

2016
Michał A. Glinicki Daria Jóźwiak-Niedźwiedzka Karolina Gibas Mariusz Dąbrowski

The objective of this paper is to examine the possible use of new blended cements containing calcareous fly ash in structural concrete, potentially adequate for structural elements of nuclear power plants. The investigation included five new cements made with different contents of non-clinker constituents: calcareous fly ash, siliceous fly ash, ground granulated blastfurnace slag, and a referen...

Journal: :Clinical chemistry 1966
G Goldberg W Paul H Gonick

HE RECENT EMPHASIS on disorders of acid-base metabolism has necessitated a reappraisal of those urinary constituents which represent elimination of acid or base. The conventional expression for urinary acid excretion (“net acid excretion”) is titratable acid bicarbonate + ammonia (T.A. CO2 + NH4 ) (1). It has been the contention of this laboratory that acid excretion is more inclusively represe...

Journal: :Journal of clinical pathology 1961
M KOPEC T DAROCHA S NIEWIAROWSKI J STACHURSKA

The plasma of patients with pronounced jaundice as well as that of cats with experimental obstructive jaundice inhibits the clotting of normal plasma with thrombin. The influence of different bile constituents-bilirubin, bilirubin glucuronides, sodium salts of bile acid-on the clotting of plasma or fibrinogen with thrombin was examined. Bilirubin glucuronides in concentrations above 8 mg.% show...

Background: In recent years, the use of foreign herbal weight loss supplements is growing in Iran which due to the use of some unauthorized synthetic materials by manufacturers in their products can be problematic. The aim of this study was to analyze the contents of the foreign herbal slimming capsules common in use in the city of Arak in 2015. Methods: From the available foreign herbal slimm...

Journal: :iranian red crescent medical journal 0
marjan khazan endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran mehdi hedayati cellular and molecular endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran farzad kobarfard department of medical chemistry, school of pharmacy, shahid beheshti university, tehran, ir iran sahar askari endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran fereidoun azizi endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran; endocrine research centre, research institute for endocrine sciences, shahid beheshti university of medical sciences, p.o. box: 19395-4763, tehran, ir iran. tel: +98-2122409309, fax: +98-2122402463

background adulterated herbal weight loss products with containing undeclared synthetic drugs are common and responsible for many serious health damages. objectives the purpose of the study was to determine five synthetic adulterants in eight common herbal weight loss supplements, which are currently sold in iran markets, to verify their presence in supplements, without mentioning on the labels...

2000

microdialysis probe enables the study of the concentration of analytes in the bile in awake animals where the bile flow is intact (1-3). A diagram of the shunt microdialysis probe is shown in F1. The probe’s shunt, which carries the bile flow, is of appropriate dimensions for implantation into the bile duct of an adult rat. Suspended inside the shunt is a linear microdialysis probe that continu...

Journal: :The Biochemical journal 1949
F DICKENS J PEARSON

4. Incubation of homogenates in acetate buffer leads to a progressive release of enzyme from the granules to the solution. This does not occur in citrate buffer. 5. In concentrated homogenates, the presence of the insoluble enzyme fraction can lead to false results for the total activity. 6. The pH-activity curves for the hydrolysis of phenolphthalein glucuronide in acetate buffer by the solubl...

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