Results 31 to 40 of about 303,476 (337)

Adsorption Kinetic Model Predicts and Improves Reliability of Electrochemical Serotonin Detection

open access: yesMethods and Protocols, 2023
Serotonin (5-HT) is a neurotransmitter involved in many biophysiological processes in the brain and in the gastrointestinal tract. Electrochemical methods are commonly used to quantify 5-HT, but their reliability may suffer due to the time-dependent ...
Ashley Augustiny Chapin   +2 more
doaj   +1 more source

Immunohistochemical Characterization of the Nervous System of Culex pipiens (Diptera, Culicidae)

open access: yesBiology, 2022
Arthropod-borne diseases represent one of the greatest infection-related threats as a result of climate change and globalization. Repeatedly, arbovirus-infected mosquitoes show behavioral changes whose underlying mechanisms are still largely unknown, but
Katharina M. Gregor   +4 more
doaj   +1 more source

Local and global spontaneous calcium events regulate neurite outgrowth and onset of GABAergic phenotype during neural precursor differentiation [PDF]

open access: yes, 2003
Neural stem cells can generate in vitro progenitors of the three main cell lineages found in the CNS. The signaling pathways underlying the acquisition of differentiated phenotypes in these cells are poorly understood.
Berridge, Michael J.   +5 more
core   +1 more source

d-Amino Acids and Classical Neurotransmitters in Healthy and Type 2 Diabetes-Affected Human Pancreatic Islets of Langerhans

open access: yesMetabolites, 2022
The pancreatic islets of Langerhans are clusters of cells that function as endocrine units synthesizing and releasing insulin and a range of additional peptide hormones.
Cindy J. Lee   +6 more
doaj   +1 more source

IL-4 Inhibits IL-1β-Induced Depressive-Like Behavior and Central Neurotransmitter Alterations [PDF]

open access: yes, 2015
It has been known that activation of the central innate immune system or exposure to stress can disrupt balance of anti-/proinflammatory cytokines. The aim of the present study was to investigate the role of pro- and anti-inflammatory cytokines in the ...
An, Kyungeh   +5 more
core   +4 more sources

Determining the neurotransmitter concentration profile at active synapses [PDF]

open access: yes, 2009
Establishing the temporal and concentration profiles of neurotransmitters during synaptic release is an essential step towards understanding the basic properties of inter-neuronal communication in the central nervous system.
A Barberis   +144 more
core   +2 more sources

Roles of Beta2- and Beta3-Adrenoceptor Polymorphisms in Hypertension and Metabolic Syndrome

open access: yesInternational Journal of Hypertension, 2010
Hypertension, diabetes mellitus (especially type 2 diabetes mellitus), metabolic syndrome and obesity are rapidly growing public health problems. Sympathetic nerve activation is observed in obesity, hypertension and diabetes mellitus, which have strong ...
Kazuko Masuo
doaj   +1 more source

Global parameter search reveals design principles of the mammalian circadian clock [PDF]

open access: yes, 2008
Background: Virtually all living organisms have evolved a circadian (~24 hour) clock that controls physiological and behavioural processes with exquisite precision throughout the day/night cycle.
AC Liu   +46 more
core   +5 more sources

Relationships of Adrenoceptor Polymorphisms with Obesity

open access: yesJournal of Obesity, 2011
Obesity, hypertension, and type 2 diabetes are rapidly growing public health problems. Heightened sympathetic nerve activity is a well-established observation in obesity, hypertension, and type 2 diabetes.
Kazuko Masuo, Gavin W. Lambert
doaj   +1 more source

N, N-Dimethyltryptamine (DMT), an Endogenous Hallucinogen: Past, Present, and Future Research to Determine Its Role and Function

open access: yesFrontiers in Neuroscience, 2018
This report provides a historical overview of research concerning the endogenous hallucinogen N, N-dimethyltryptamine (DMT), focusing on data regarding its biosynthesis and metabolism in the brain and peripheral tissues, methods and results for DMT ...
Steven A. Barker
doaj   +1 more source

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