scholarly journals THE EFFECT OF PHLORHIZIN ON THE RATE OF ABSORPTION FROM THE GASTROINTESTINAL TRACT OF THE WHITE RAT

1932 ◽  
Vol 97 (2) ◽  
pp. 497-502
Author(s):  
Robert H. Wilson
1989 ◽  
Vol 257 (5) ◽  
pp. G823-G829 ◽  
Author(s):  
C. A. Flores ◽  
S. A. Hing ◽  
M. A. Wells ◽  
O. Koldovsky

To determine the extent to which suckling animals differ from adults in their capacity to absorb fat, we compared the rate of absorption of orally administered [14C]triolein in 11- to 12-day-old suckling rats with that of 10-wk-old adults by three distinct methods. In the first, the rate of [14C]triolein disappearance was determined by quantitating substrate remaining in the gastrointestinal tract after oral administration. In the second, 14CO2 expiration in breath was measured continuously for 6 h after an identical feeding. In the third, intestinal triglyceride output was estimated by the lipoprotein lipase inhibitor, Triton WR-1339. Triolein disappearance, 14CO2 excretion, and intestinal triglyceride output were two- to threefold higher in suckling rats compared with adults (P less than 0.01, P less than 0.0001, and P less than 0.01, respectively). There was also a highly significant linear relationship between 14CO2 excretion and both triolein disappearance and intestinal triglyceride output for both age groups (P less than 0.0001 and P less than 0.003, respectively). These data show that consistent with its high dietary intake, the suckling rat can absorb triolein at rates significantly higher than the adult.


1933 ◽  
Vol 100 (1) ◽  
pp. 125-138 ◽  
Author(s):  
Harry C. Trimble ◽  
Benjamin W. Carey ◽  
Stephen J. Maddock

1985 ◽  
Vol 6 (2) ◽  
pp. 52-58 ◽  
Author(s):  
Susan T. Bagley

AbstractThe genus Klebsiella is seemingly ubiquitous in terms of its habitat associations. Klebsiella is a common opportunistic pathogen for humans and other animals, as well as being resident or transient flora (particularly in the gastrointestinal tract). Other habitats include sewage, drinking water, soils, surface waters, industrial effluents, and vegetation. Until recently, almost all these Klebsiella have been identified as one species, ie, K. pneumoniae. However, phenotypic and genotypic studies have shown that “K. pneumoniae” actually consists of at least four species, all with distinct characteristics and habitats. General habitat associations of Klebsiella species are as follows: K. pneumoniae—humans, animals, sewage, and polluted waters and soils; K. oxytoca—frequent association with most habitats; K. terrigena— unpolluted surface waters and soils, drinking water, and vegetation; K. planticola—sewage, polluted surface waters, soils, and vegetation; and K. ozaenae/K. rhinoscleromatis—infrequently detected (primarily with humans).


2001 ◽  
Vol 120 (5) ◽  
pp. A695-A695
Author(s):  
M RUEHL ◽  
I SCHOENFELDER ◽  
R FARNDALE ◽  
G KNIGHT ◽  
R SOMASUNDARAM ◽  
...  

1963 ◽  
Vol 45 (5) ◽  
pp. 625-632 ◽  
Author(s):  
Margot Shiner ◽  
T.E. Waters ◽  
J.D. Allan Gray ◽  
R.A. Lambert

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