Any structure below the epithelium.
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The subepithelium is loose and show inflammatory cell comprising of lymphocytes, plasma cells and proliferating capillaries.
It plays an important role of initiation of airway inflammation in allergic asthma, production of airway hyper-reactivity, and activation of pro-fibrotic mechanisms in the subepithelium.
3]] are the respectable soluble vapor concentrations of formaldehyde in the epithelium + mucus, and subepithelium compartments, respectively.
The subepithelium was densely infiltrated by plasma cells, eosinophils, and lymphocytes (a "row of tombstones" appearance).
It is known that uterine epithelium undergoes renewal during the proestrus of estrous cycle (11) and we hypothesized that the increases in RHAMM immunoreactivity in the epithelium and subepithelium may be related to mitosis of the uterine stem cells which are found in both the epithelial and stromal compartments of the endometrium (13).
Nevomelanocytes can be organized into intraepithelial nests of oval cells (type A), sheets of oval to cuboidal cells (type B), and spindlelike cells in the subepithelium (type C) (Figure 1, A through D).
Meanwhile, the slides and paraffin blocks of the previous gum biopsy were obtained for review, which showed dense monotonous infiltrates by blasts, with round nuclei and scanty cytoplasm in the subepithelium of the gum with frequent mitoses.
Cytokine-positive cells were localized in epithelium and subepithelium and in some instances, clusters of positive cells were observed (Fig.
They also enter the epithelium faster and are translocated in greater proportion to the subepithelium space compared with fine particles (13).
The trophoblast surrounding the embryonic area, appears to induce angiogenesis in the endometrial subepithelium.
Subepithelium shows dense infiltration of inflammatory cells consisting of neutrophils, lymphocytes, plasma cells and eosinophils admixed with epithelioid granuloma and Langhans giant cells [Figure 3].
the overall number of c-KIT (CD117)-positive cells within the subepithelium of large airways was substantially greater in obliterative bronchiolitis cases when compared to control cases