[HTML][HTML] Brain glucose metabolism: integration of energetics with function

GA Dienel - Physiological reviews, 2018 - journals.physiology.org
Glucose is the long-established, obligatory fuel for brain that fulfills many critical functions,
including ATP production, oxidative stress management, and synthesis of neurotransmitters …

GluT4: A central player in hippocampal memory and brain insulin resistance

EC McNay, J Pearson-Leary - Experimental neurology, 2020 - Elsevier
Insulin is now well-established as playing multiple roles within the brain, and specifically as
regulating hippocampal cognitive processes and metabolism. Impairments to insulin …

Glioblastoma microenvironment and cellular interactions

CB Crivii, AB Boșca, CS Melincovici, AM Constantin… - Cancers, 2022 - mdpi.com
Simple Summary This paper summarizes the crosstalk between tumor/non-tumor cells and
other elements of the glioblastoma (GB) microenvironment. In tumor pathology, glial cells …

Brain glycogen—new perspectives on its metabolic function and regulation at the subcellular level

LF Obel, MS Müller, AB Walls, HM Sickmann… - Frontiers in …, 2012 - frontiersin.org
Glycogen is a complex glucose polymer found in a variety of tissues, including brain, where
it is localized primarily in astrocytes. The small quantity found in brain compared to eg, liver …

Metabolic and inflammatory adaptation of reactive astrocytes: role of PPARs

J Iglesias, L Morales, GE Barreto - Molecular neurobiology, 2017 - Springer
Astrocyte-mediated inflammation is associated with degenerative pathologies such as
Alzheimer's and Parkinson's diseases and multiple sclerosis. The acute inflammation and …

Fueling and imaging brain activation

GA Dienel - ASN neuro, 2012 - journals.sagepub.com
Metabolic signals are used for imaging and spectroscopic studies of brain function and
disease and to elucidate the cellular basis of neuroenergetics. The major fuel for activated …

The glioblastoma microenvironment: morphology, metabolism, and molecular signature of glial dynamics to discover metabolic rewiring sequence

A Virtuoso, R Giovannoni, C De Luca… - International Journal of …, 2021 - mdpi.com
Different functional states determine glioblastoma (GBM) heterogeneity. Brain cancer cells
coexist with the glial cells in a functional syncytium based on a continuous metabolic …

Cerebral gluconeogenesis and diseases

J Yip, X Geng, J Shen, Y Ding - Frontiers in pharmacology, 2017 - frontiersin.org
The gluconeogenesis pathway, which has been known to normally present in the liver,
kidney, intestine, or muscle, has four irreversible steps catalyzed by the enzymes: pyruvate …

A tribute to Leif Hertz: The historical context of his pioneering studies of the roles of astrocytes in brain energy metabolism, neurotransmission, cognitive functions, and …

GA Dienel, A Schousboe, MC McKenna… - Journal of …, 2024 - Wiley Online Library
Abstract Leif Hertz, MD, D. Sc.(honōris causā)(1930–2018), was one of the original and
noteworthy participants in the International Conference on Brain Energy Metabolism …

Contributions of glycogen to astrocytic energetics during brain activation

GA Dienel, NF Cruz - Metabolic brain disease, 2015 - Springer
Glycogen is the major store of glucose in brain and is mainly in astrocytes. Brain glycogen
levels in unstimulated, carefully-handled rats are 10–12 μmol/g, and assuming that …