Sparse and fine TH(+) nerve fibers in the NS group were scattered in the cortical layers
, mainly in layer IV.
For a long time, scientists used to believe the mammalian cerebral cortex to be the anatomical cause of cognitive ability; it is made up of six cortical layers
," said Sara Letzner from Ruhr-Universitat Bochum in Germany.
Because of the thickness of the cortical layers
of this calvarial bone, graft material can be harvested from the external cortex leaving the structures inside the cranial cavity intact (Pensler & McCarthy, 1985; Cannella & Hopkins, 1990; Frodel et al.
Prior postmortem studies have led to the hypothesis that most cartridges across cortical layers
25 have a decreased level of GABA reuptake, presumably a compensatory mechanism for lower GABA signaling associated with the disorder.
These cortical layers
contained cells of different sizes and shapes.
Semaphorin 3A, which is expressed in descending gradients across cortical layers
, was shown to serve as an attractant for newborn cortical neurons, guiding them to the upper cortical layers
01) but a greater number of GFAP-positive astrocytes in all cortical layers
as compared to control- treated animals (P less than 0.
Although most focuses of tissue rarefaction were located in the medial cortex, occasional focuses of tissue rare faction were observed in all the cortical layers
Stoner and his colleagues used gene expression to examine cellular markers in each of the cortical layers
as well as genes that are associated with autism.
4] Of the 3 cortical layers
, zona fasciculata and glomerulosa predominate.
The remaining 3 cases of focal cortical dysplasia were marked by an absence of layer II, occasional large pyramidal-type neurons (neuronal cytomegaly) malpositioned in cortical layer
I or superficial layer III, and a malalignment of pyramidal-type neurons within cortical layers
III and V.
1--This drug has inhibitory activity on cell proliferation and differentiation of cerebellar cortical layers