Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Vascular basement membrane thickness in muscle of spiny mice and activities of glycolysis and gluconeogenesis in the liver of animals with spontaneous and experimental diabetes and of untreated human diabetics

Vascular basement membrane thickness in muscle of spiny mice and activities of glycolysis and... 125 6 6 3 3 W. Creutzfeldt D. Mende B. Willms H. D. Söling Department of Medicine University of Goettingen W.Germany Summary Vascular basement membrane thickness in the muscle was measured in spiny mice according to the method of Siperstein et al . (1968). The mean basement membrane width in spiny mice with normal glucose tolerance was 73±16 nm and in spiny mice with moderately and severely impaired glucose tolerance 75±18 and 80±18 nm respectively. In spiny mice with long lasting overt ketotic diabetes the basement membrane width was 105±9 nm. This small increase is unlikely to be related to diabetes since it is within the range of basement membrane thickness measured in normal swiss mice and far below the range described in human and experimental diabetes. — The activity of different enzymes of glycolysis and gluconeogenesis was measured in the liver of animals with experimental and spontaneous diabetes and in untreated human diabetes. The pattern of liver enzyme activity found under the different conditions could be related to the type of diabetes present. In the case of insulin deficiency (acute streptozotocin diabetes of rats, ketotic type of diabetes of spiny mice and untreated human juvenile diabetes) there is a decrease in the activity of GK, PFK and PK while FDPase and G-6-Pase activity was increased and aldolase activity unchanged. In the case of non-ketotic diabetes (mild spontaneous diabetes of spiny mice, obese hyperglycemic Bar Harbor mice, New Zealand obese mice, human maturity onset type diabetes) the activity of glucokinase was significantly increased. While the activity of gluconeogenetic enzymes increased only in the more severe states of hyperglycemia, the activity of PK increased only in the milder forms of the non-ketotik diabetes. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Diabetologia Springer Journals

Vascular basement membrane thickness in muscle of spiny mice and activities of glycolysis and gluconeogenesis in the liver of animals with spontaneous and experimental diabetes and of untreated human diabetics

Creutzfeldt, W.; Mende, D.; Willms, B.; Söling, H.
Diabetologia , Volume 6 (3) – Jun 1, 1970
Download PDF
5 pages

Loading next page...
 
/lp/springer-journals/vascular-basement-membrane-thickness-in-muscle-of-spiny-mice-and-TCFDE4goqz

References (9)

Publisher
Springer Journals
Copyright
Copyright © 1970 by Springer-Verlag
Subject
Medicine & Public Health; Human Physiology; Internal Medicine; Metabolic Diseases
ISSN
0012-186X
eISSN
1432-0428
DOI
10.1007/BF01212249
Publisher site
See Article on Publisher Site

Abstract

125 6 6 3 3 W. Creutzfeldt D. Mende B. Willms H. D. Söling Department of Medicine University of Goettingen W.Germany Summary Vascular basement membrane thickness in the muscle was measured in spiny mice according to the method of Siperstein et al . (1968). The mean basement membrane width in spiny mice with normal glucose tolerance was 73±16 nm and in spiny mice with moderately and severely impaired glucose tolerance 75±18 and 80±18 nm respectively. In spiny mice with long lasting overt ketotic diabetes the basement membrane width was 105±9 nm. This small increase is unlikely to be related to diabetes since it is within the range of basement membrane thickness measured in normal swiss mice and far below the range described in human and experimental diabetes. — The activity of different enzymes of glycolysis and gluconeogenesis was measured in the liver of animals with experimental and spontaneous diabetes and in untreated human diabetes. The pattern of liver enzyme activity found under the different conditions could be related to the type of diabetes present. In the case of insulin deficiency (acute streptozotocin diabetes of rats, ketotic type of diabetes of spiny mice and untreated human juvenile diabetes) there is a decrease in the activity of GK, PFK and PK while FDPase and G-6-Pase activity was increased and aldolase activity unchanged. In the case of non-ketotic diabetes (mild spontaneous diabetes of spiny mice, obese hyperglycemic Bar Harbor mice, New Zealand obese mice, human maturity onset type diabetes) the activity of glucokinase was significantly increased. While the activity of gluconeogenetic enzymes increased only in the more severe states of hyperglycemia, the activity of PK increased only in the milder forms of the non-ketotik diabetes.

Journal

Diabetologia – Springer Journals

Published: Jun 1, 1970

There are no references for this article.