magnocellular


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mag·no·cel·lu·lar

(mag'nō-sel'yū-lăr),
Composed of cells of large size.
[L. magnus, large, + cellular]

mag·no·cel·lu·lar

(mag'nō-sel'yū-lăr)
Composed of cells of large size.
[L. magnus, large, + cellular]

magnocellular

(măg″nō-sĕl′ū-lĭr) [L. magnus, great, large + ″]
Having a large body; said of cells, esp. those in the hypothalamus and lateral geniculate nucleus of the thalamus.
References in periodicals archive ?
Release of oxytocin and vasopressin by magnocellular nuclei in vitro: Specific facilitatory effect of oxytocin on its own release.
Like AVP, oxytocin is produced by both magnocellular and parvocellular neurons of the hypothalamus.
In more specific terms, it is thought that when there is an extra-retinal signal, the cortex may selectively inhibit the magnocellular information before, during, and after the movement of the eyes in order to make the percept appear stationary.
Medial frontal cortex (MFC) and orbitofrontal cortex (OFC) are anatomically defined as the prefrontal cortex regions that receive robust projections from the magnocellular nucleus; medial nucleus of the mediodorsal thalamus.
Parvocellular pathways are sensitive to high-spatial-frequency stimuli and low temporal frequencies, while magnocellular pathways are sensitive to low-spatial-frequency stimuli and high temporal frequencies.
The magnocellular nucleus in the medulla and subcoeruleus locus, which are related to the control of atony, appears to be altered in RBD.
Electron-microscopic immunocytochemical demonstration of separate vasotocinergic, mesotocinergic and somatostatinergic neurons in the hypothalamic magnocellular preoptic nucleus of the frog.
The fourteen contributions that make up the main body of the text are organized in three parts devoted to the properties and control of vasopressin and oxytocin neurons and synaptic plasticity and the autoregulation of vasopressin and oxytocin release in magnocellular neuroendocrine neurons, and gonadotropin-releasing hormone neurons of the parvocellular neurosecretory system.
Different from other automated VF testing modalities, the low spatial temporal frequency stimulus used in FDT presumably stimulates the magnocellular pathway [21].
AVP synthesis comprises several steps of enzymatic cleavage of the precursor preprovasopressin synthetized in the magnocellular neurons of the hypothalamus.
Yellow filters can improve magnocellular function: Motion sensitivity, convergence, accommodation, and reading.
The Magnocellular Theory of Developmental Dyslexia.