[Intestinal glucose absorption in rats of different ages (author's transl)]. 1975

W Tolu, and F Fadda, and L Carbini, and A Padalino

We studied the intestinal glucose absorption in a colony of rats at different ages. The experiment was carried out on animals of the following ages: 3, 5, 10 and 20 months. All rats were fasted 48 hr prior to the administration of 2 ml. 50% glucose solution by an oesophageal sound. After one hour the animals were killed, the intestine was washed with a determinated quantity of distilled water and homogenized, to find out any trace of glucose in mucose cells. Glucose absorption was calculated as the difference between the quantity introduced and that left in the intestine. The results of this experiment show that glucose absorption expressed as mg/100 gm. body weight/hr decrease significantly during the first 10 months, with no marked changes there after. Absorption rapidly increase during the first 16 month, if expressed as mg/hr. This is probably due to a remarkable weight increase without a proportional increase of intestinal length.

UI MeSH Term Description Entries
D007408 Intestinal Absorption Uptake of substances through the lining of the INTESTINES. Absorption, Intestinal
D001835 Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms. Body Weights,Weight, Body,Weights, Body
D005215 Fasting Abstaining from FOOD. Hunger Strike,Hunger Strikes,Strike, Hunger,Strikes, Hunger
D005947 Glucose A primary source of energy for living organisms. It is naturally occurring and is found in fruits and other parts of plants in its free state. It is used therapeutically in fluid and nutrient replacement. Dextrose,Anhydrous Dextrose,D-Glucose,Glucose Monohydrate,Glucose, (DL)-Isomer,Glucose, (alpha-D)-Isomer,Glucose, (beta-D)-Isomer,D Glucose,Dextrose, Anhydrous,Monohydrate, Glucose
D000367 Age Factors Age as a constituent element or influence contributing to the production of a result. It may be applicable to the cause or the effect of a circumstance. It is used with human or animal concepts but should be differentiated from AGING, a physiological process, and TIME FACTORS which refers only to the passage of time. Age Reporting,Age Factor,Factor, Age,Factors, Age
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D051381 Rats The common name for the genus Rattus. Rattus,Rats, Laboratory,Rats, Norway,Rattus norvegicus,Laboratory Rat,Laboratory Rats,Norway Rat,Norway Rats,Rat,Rat, Laboratory,Rat, Norway,norvegicus, Rattus

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