basal lamina


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Related to basal lamina: connective tissue, Hemidesmosomes

basal lamina

[′bā·səl ′lam·ə·nə]
(embryology)
The portion of the gray matter of the embryonic neural tube from which motor nerve roots develop.
References in periodicals archive ?
At the basal lamina, type A spermatogonia were observed, while elongated spermatids and primary spermatocytes in the zygotene stage were detected at the adluminal region of the seminiferous epithelium.
(2013) Constitutive lymphocyte transmigration across the basal lamina of high endothelial venules is regulated by the autotaxin/lysophosphatidic acid axis.
TEM showed that the myelin sheath was looser in (e) hANSs than (d) raw sciatic nerve tissue but remained attached to the basal lamina tube.
(a) Oral sucker (Os) showing sever swollen tegument with sloughing (Sl) in which The tegument had been stripped off to expose the basal lamina beneath.
This metamorphic climax stage was ultrastructurally characterized by a thickening of the basal lamina caused by vigorous folding in every region just beneath both types of epithelia (Figure 2(f)).
Santoro, "Ultrastructural and immunohistochemical study of basal lamina of the testis in adolescent varicocele," Fertility and Sterility, vol.
It was observed that the endothelial cell located in the capillary vessel wall has been surrounded by a distinct basal lamina. Erythrocyte in the capillary vessel and the collagen fibres in the connective tissue were demonstrated.
There is no significant accumulation of mitochondria, interdigitation of cell membranes, or accumulation of pericellular basal lamina. Occasional intermediate filaments can be identified.
The myoepithelial cells are connected to each other by desmosomes and to the basal lamina by hemidesmosomes (Fig.
Campbell speculated that loss of LARGE activity produces dystroglycan that is unable to interact with the basal lamina, which makes the cancer cells more mobile and allows them to escape into the bloodstream.
Some dark inclusions are also found inside the cells, close to the basal lamina, indicating an active flow of substances (Fig.
multispinata consists of a spongy acellular bone tissue and thin basal lamina, but our new taxon has flattened bone cell lacunae forming the lamellar structure of basal plates.