Results 61 to 70 of about 147,796 (254)

Deleterious effects of neuronal accumulation of glycogen in flies and mice

open access: yesEMBO Molecular Medicine, 2012
Under physiological conditions, most neurons keep glycogen synthase (GS) in an inactive form and do not show detectable levels of glycogen. Nevertheless, aberrant glycogen accumulation in neurons is a hallmark of patients suffering from Lafora disease or
Jordi Duran   +5 more
doaj   +1 more source

Regulation of Glycogen Synthase by Glucose and Glycogen [PDF]

open access: yesDiabetes, 2003
We report here use of human myoblasts in culture to study the relationships between cellular glycogen concentrations and the activities of glycogen synthase (GS) and AMP-activated protein kinase (AMPK). Incubation of cells for 2 h in the absence of glucose led to a 25% decrease in glycogen content and a significant decrease in the fractional activity ...
Reza Halse   +4 more
openaire   +1 more source

Mulberry (Morus alba L.) Leaf Extract and 1-Deoxynojirimycin Improve Skeletal Muscle Insulin Resistance via the Activation of IRS-1/PI3K/Akt Pathway in db/db Mice

open access: yesLife, 2022
Mulberry (Morus alba L.) leaves have been used to lower blood glucose in patients with diabetes. We evaluated the effects of mulberry leaves extract (MLE) and 1-deoxynojirimycin (1-DNJ) in improving insulin resistance through the activation of the IRS-1 ...
Chae-Won Kang, Miey Park, Hae-Jeung Lee
doaj   +1 more source

Nuclear glycogen synthase — fact or artifact? [PDF]

open access: yesFEBS Letters, 1982
According to Oron [FEBS Lett. (1980) 118, 255–258], nuclear glycogen synthase represents an artifact of preparation in rat liver nuclei. We investigated the nuclei isolated from in vitro growing HD33 ascites cells with exclusively cytoplasmic, and from in vivo growing HD33 Ehrlich—Lettré ascites tumor cells with mainly intranuclear, glycogen deposition.
Kopun, Marijana   +2 more
openaire   +2 more sources

Impaired Nuclear Export of Polyglutamine-Expanded Androgen Receptor in Spinal and Bulbar Muscular Atrophy. [PDF]

open access: yes, 2019
Spinal and bulbar muscular atrophy (SBMA) is a neuromuscular disease caused by polyglutamine (polyQ) expansion in the androgen receptor (AR). Prior studies have highlighted the importance of AR nuclear localization in SBMA pathogenesis; therefore, in ...
Arnold, Frederick J.   +2 more
core   +3 more sources

Glycemia Regulation: From Feedback Loops to Organizational Closure. [PDF]

open access: yes, 2020
Endocrinologists apply the idea of feedback loops to explain how hormones regulate certain bodily functions such as glucose metabolism. In particular, feedback loops focus on the maintenance of the plasma concentrations of glucose within a narrow range ...
Bich, Leonardo   +2 more
core   +5 more sources

Evaluation of the Expression and Function of the TRE2-like and TRE2 Genes in Ecdysis of Harmonia axyridis

open access: yesFrontiers in Physiology, 2019
Harmonia axyridis is an important predatory insect and widely used in biological control of agricultural and forestry pests. Trehalose is directly involved in the energy storage of the H.
Yan Li   +6 more
doaj   +1 more source

Lithium facilitates apoptotic signaling induced by activation of the Fas death domain-containing receptor

open access: yesBMC Neuroscience, 2004
Background Lithium, a mood stabilizer widely used to treat bipolar disorder, also is a neuroprotectant, providing neurons protection from apoptosis induced by a broad spectrum of toxic conditions.
Jope Richard S, Zhou Tong, Song Ling
doaj   +1 more source

Interaction between glycogenin and glycogen synthase [PDF]

open access: yesArchives of Biochemistry and Biophysics, 2006
Glycogen synthase plays a key role in regulating glycogen metabolism. In a search for regulators of glycogen synthase, a yeast two-hybrid study was performed. Two glycogen synthase-interacting proteins were identified in human skeletal muscle, glycogenin-1, and nebulin.
Alexander V, Skurat   +2 more
openaire   +2 more sources

Pancreatic cancer-associated diabetes mellitus: an open field for proteomic applications. [PDF]

open access: yes, 2005
Background: Diabetes mellitus is associated with pancreatic cancer in more than 80% of the cases. Clinical, epidemiological, and experimental data indicate that pancreatic cancer causes diabetes mellitus by releasing soluble mediators which interfere ...
BALDO G   +11 more
core   +1 more source

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