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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1987-11-17
pubmed:abstractText
Morphological and biochemical changes characterizing the degree of liver damage and the development of liver repair were studied in rats fed 21 days on a low protein diet (LPD), a standard diet (SLD) and a high protein diet (HPD) and then given a single i.p. injection of tetrachlormethane (CCl4) in a dose of 0.75 ml/kg body weight. The HPD was found to increase sensitivity to CCl4, but it also promoted the liver repair process, as seen from the increment in liver DNA synthesis and the total DNA content of the liver, increased ploidy of the hepatocytes and growth of the size of their nuclei and of the hepatocytes themselves. An increase in the total surface area of the membranes of the granular endoplasmic reticulum and the inner and outer membrane of the mitochondria, but a decrease in the surface area of the membranes of the smooth endoplasmic reticulum, were also observed after the administration of CCl4. The LPD raised liver resistance to CCl4, but the development of liver repair activity differed from the process after the SLD and HPD, since polyploidy of the hepatocytes (especially the growth of octaploid cells) predominated and there was also an increase in the number of binuclear hepatocytes. Cell hypertrophy was expressed less in rats fed on the LPD than in animals given the HPD. As far as liver repair was concerned, the HPD showed no explicit advantages over the SLD.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0369-9463
pubmed:author
pubmed:issnType
Print
pubmed:volume
36
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
349-59
pubmed:dateRevised
2003-11-14
pubmed:meshHeading
pubmed:year
1987
pubmed:articleTitle
Structural and functional changes after the administration of tetrachlormethane in the liver of rats fed on diets with different protein contents.
pubmed:affiliation
Department of Normal and Pathological Physiology, Faculty of Medicine, Charles University, Hradec Králové.
pubmed:publicationType
Journal Article