sustentacular cell meaning

[Medicine]
n : a supporting epithelial cell (as a Sertoli cell or a cell of the olfactory epithelium) that lacks a specialized function (as nerve-impulse conduction)

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1. These cell balls are separated by fibrovascular stroma and surrounded by sustentacular cells.
2. The olfactory epithelium consists of olfactory sensory cells, sustentacular cells and basal cells.
3. FSH stimulates sustentacular cells to release androgen-binding protein, which promotes testosterone binding.
4. The sustentacular cells are S-100 positive and focally positive for glial fibrillary acidic protein.
5. Supporting cells, called sustentacular cells, provide metabolic and physical support to the receptors by insulating the cell and regulating the composition of the mucus.