Results 111 to 120 of about 374,292 (378)

Gastro-intestinal absorption of isoniazid and rifampicin in patients with intestinal tuberculosis [PDF]

open access: yes, 1990
The gastro-intestinal absorption of isoniazid and rifampicin was studied in 12 patients with intestinal tuberculosis (10 slow and 2 rapid acetylators of isoniazid) and compared with that in 18 patients with pulmonary tuberculosis (8 slow and 10 rapid ...
Balasubramanian, Rani   +6 more
core  

Reduction in jejunal fluid absorption in vivo through distension and cholinergic stimulation not attributable to enterocyte secretion [PDF]

open access: yes, 2018
Jejunal fluid absorption in vivo was reduced by distension and by hydrostatic pressure and further declined on adding E. coli STa enterotoxin but no net fluid secretion was detected.
Graham, V.   +8 more
core   +1 more source

Asymmetric Fluid Flow in Helical Pipes Inspired by Shark Intestines [PDF]

open access: yesProc. Natl. Acad. Sci. U.S.A. 121 (40) e2406481121 (2024)
Unlike human intestines, which are long, hollow tubes, the intestines of sharks and rays contain interior helical structures surrounding a cylindrical hole. One function of these structures may be to create asymmetric flow, favoring passage of fluid down the digestive tract, from anterior to posterior.
arxiv   +1 more source

Active Hydrogen for Electrochemical Ammonia Synthesis

open access: yesAdvanced Functional Materials, EarlyView.
This review provides a comprehensive overview of the active hydrogen (H*) for electrochemical ammonia synthesis with particular attention given to the regulation of H* generation and consumption to suppress the competition of hydrogen evolution reaction and enhance the yield, selectivity, and Faradaic efficiency of ammonia.
Guoqiang Gan, Guo Hong, Wenjun Zhang
wiley   +1 more source

Intestinal absorption of radioiodide in rats exposed to hypoxia /380 mm Hg/ and food deprivation [PDF]

open access: yes
Intestinal absorption of radioiodide in rats exposed to hypoxia and food ...
Anthony, A., Pearson, P. F.
core   +1 more source

The use of the Ussing chamber system to investigate iron absorption by the duodenum, jejunum and ileum in the mouse : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Physiology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2002
Iron deficiency anaemia is found in approximately 30% of the worlds population and is particularly prevalent in developing countries. The majority of these deficiencies are due to insufficient absorption of iron from the diet.
Edmunds, Shelley Jane
core  

The arteriolar vasodilatation model of vibrio cholerae induced diarrhoeal disease [PDF]

open access: yes, 2018
Secretory diarrhoeal disease caused by enterotoxins produced by pathogenic bacteria is characterised by severe fluid loss into the intestine. A prevalent explanation for such high rates of loss, such as occur in episodes of cholera, is that intestinal ...
Lucas, Michael
core   +1 more source

A Novel Protein‐Polysaccharide Oral Nanoemulsion Targeting Activated Hepatic Stellate Cells to Enhance the Therapeutic Effect of Pirfenidone on Fibrosis After Transarterial Chemoembolization for Liver Cancer

open access: yesAdvanced Functional Materials, EarlyView.
Transarterial Chemoembolization (TACE) may aggravate liver fibrosis. In this study, a novel oral targeting nanoemulsion is fabricated to enhance the therapeutic effect of antifibrotic drug‐pirfenidone (PFD) on fibrosis after TACE. Studies have shown that PFD nanoemulsion can enhance the oral liver targeting effect of PFD, and effectively improve the ...
Zhimei Cheng   +12 more
wiley   +1 more source

Dietary saturated fatty acid content affects lymph lipoproteins: studies in the rat.

open access: yesJournal of Lipid Research, 1983
We examined effects on intestinal absorption of cholesterol and triglycerides and intestinal lipoprotein formation by feeding rats diets in which saturated fatty acids (palmitic plus stearic) comprised 78%, 68%, 48%, or 38% of triglyceride fatty acids ...
E B Feldman   +5 more
doaj  

Diet-induced iron deficiency in rats impacts small intestinal calcium and phosphate absorption [PDF]

open access: yes, 2021
Aims: Recent reports suggest that iron deficiency impacts both intestinal calcium and phosphate absorption, although the exact transport pathways and intestinal segment responsible have not been determined.
Chichger, H, Marks, J, Srai, S, Unwin, R
core  

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