High-fat feeding promotes obesity via insulin receptor/PI3K-dependent inhibition of SF-1 VMH neurons

T Klöckener, S Hess, BF Belgardt, L Paeger… - Nature …, 2011 - nature.com
Abstract Steroidogenic factor 1 (SF-1)-expressing neurons of the ventromedial
hypothalamus (VMH) control energy homeostasis, but the role of insulin action in these cells …

Palmitate alters the rhythmic expression of molecular clock genes and orexigenic neuropeptide Y mRNA levels within immortalized, hypothalamic neurons

LJ Fick, GH Fick, DD Belsham - Biochemical and biophysical research …, 2011 - Elsevier
The control of energy homeostasis within the hypothalamus is under the regulated control of
homeostatic hormones, nutrients and the expression of neuropeptides that alter feeding …

Lipotoxicity of palmitic acid on neural progenitor cells and hippocampal neurogenesis

HR Park, JY Kim, KY Park, J Lee - Toxicological research, 2011 - Springer
Lipotoxicity involves pathological alterations to cells and tissues in response to elevated fat
levels in blood. Furthermore, this process can disturb both cellular homeostasis and viability …

Cellular leptin resistance impairs the leptin-mediated suppression of neuropeptide Y secretion in hypothalamic neurons

SS Dhillon, SA McFadden, JA Chalmers… - …, 2011 - academic.oup.com
Evidence shows that neuropeptide Y (NPY) neurons are involved in mediating the
anorexigenic action of leptin via neuronal circuits in the hypothalamus. However, studies …

AMPK activation inhibits apoptosis and tau hyperphosphorylation mediated by palmitate in SH-SY5Y cells

J Kim, YJ Park, Y Jang, YH Kwon - Brain research, 2011 - Elsevier
Obesity and diabetes have been shown to be associated with cognitive impairment or early
neurodegeneration. However, the cellular mechanisms that link between these two …

Downregulation of mitochondrial lon protease impairs mitochondrial function and causes hepatic insulin resistance in human liver SK-HEP-1 cells

HJ Lee, K Chung, H Lee, K Lee, JH Lim, J Song - Diabetologia, 2011 - Springer
Aims/hypothesis Lon protease degrades oxidatively damaged proteins in mitochondrial
matrix. To examine the relationships between mitochondrial quality control, mitochondrial …

The CPT1C 5′ UTR contains a repressing upstream open reading frame that is regulated by cellular energy availability and AMPK

I Lohse, P Reilly, K Zaugg - PLoS one, 2011 - journals.plos.org
Background Translational control is utilized as a means of regulating gene expression in
many species. In most cases, posttranscriptional regulatory mechanisms play an important …

Cajal revisited: does the VMH make us fat?

CX Yi, T Scherer, MH Tschöp - Nature neuroscience, 2011 - nature.com
A new study used several mouse mutants to study insulin receptor function specifically in the
ventromedial nucleus of the hypothalamus (VMH), and found a role for VMH insulin …

Fructus Broussonetae extract improves cognitive function and endoplasmic reticulum stress in Alzheimer's disease models*☆○△

Y Li, L Hu, Z Wu, Z Yu, M Cao, K Sun… - Neural Regeneration …, 2011 - journals.lww.com
This study investigated the effects and possible targets of Fructus Broussonetiae extract, a
traditional Chinese medicinal herb, on a model of Alzheimer's disease induced by beta …

Insulin regulates Energy Homeostasis and Hypoglycemia in the Ventromedial Hypothalamus

K Tim - 2011 - kups.ub.uni-koeln.de
Growing evidence from the last decades intimately links obesity with insulin resistance and
type 2 diabetes mellitus as a consequence. Thus, the role of the central nervous system and …