منابع مشابه
Factors Affecting the Absorption of Vitamin B,,
1. The absorption of radioactive cobalamin was measured by a whole-body counting technique in control subjects and in patients with pernicious anaemia. 2. The absorption of cyanocobalamin by patients with pernicious anaemia was decreased by charcoal but not by bile or saliva. 3. The absorption of cyanocobalamin by control subjects was not affected by food but was significantly increased by pent...
متن کاملVitamin imbalance in metabolic disease.
A T THE TIME when an increasing number of clinical conditions were recognized as deficiencies of one or another chemical substance, such so-called vitamins were measured by their effect as supplement to a basal diet upon the growth and health of some species of laboratory animals. Vitamins are organic substances of natural origin, required in minute quantities, and their effects are not based o...
متن کاملAdverse drug events associated with vitamin K antagonists: factors of therapeutic imbalance
BACKGROUND Adverse drug events (ADE) occur frequently during treatment with vitamin K antagonists (AVK) and contribute to increase hemorrhagic risks. METHODS A retrospective study was conducted over a period of 2 years. Patients treated with AVK and admitted to the emergency room of a tertiary care hospital in Beirut were included. The aim of the study was to identify ADE characterized by a h...
متن کاملElectrolyte imbalance in vitamin B6-deficient rats.
The importance of vitamin Bs in water metabolism has been studied extensively. Stebbins (1) demonstrated an impaired water metabolism in animals deprived of vitamin Be. Lepkovsky and colleagues (2) suggested that derangement of water metabolism may be involved in the occurrence of fits in vitamin B&-deficient rats. Guggenheim (3) observed that rats in a state of vitamin Be deficiency show a del...
متن کاملVitamin B12 and Folic Acid Imbalance Modifies NK Cytotoxicity, Lymphocytes B and Lymphoprolipheration in Aged Rats
Different vitamin B12 and folic acid concentrations could exacerbate the immune response. The aim was to evaluate different dietary folic acid and vitamin B12 levels on the immune response in aged rats. Male Sprague Dawley aged rats were assigned to three folic acid groups (deficient, control, supplemented) each in absence of vitamin B12 for 30 days. Several parameters of innate and acquired im...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: BMJ
سال: 1945
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.1.4395.433