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ORIGINAL ARTICLE

Stromal–Epithelial Crosstalk Provides a Suitable Microenvironment for the Progression of Ovarian Cancer Cells in Vitro

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Pages 616-624 | Received 10 Aug 2013, Accepted 25 Sep 2013, Published online: 22 Oct 2013

Figures & data

Figure 1  Typical morphology and characterization of CAFs harvested from human EOC tissues. Typical CAF morphology: (A) spindle-shaped, (B) intermediate, and (C) flattened. Positive immunohistochemical staining for (D) α-SMA, (E) vimentin, and (F) FSP1, original magnification ×200.

Figure 1  Typical morphology and characterization of CAFs harvested from human EOC tissues. Typical CAF morphology: (A) spindle-shaped, (B) intermediate, and (C) flattened. Positive immunohistochemical staining for (D) α-SMA, (E) vimentin, and (F) FSP1, original magnification ×200.

Figure 2  Effect of CC-CM on the proliferation, migration, and invasion of EOC cell lines. A: Proliferation of OVCAR-3 cells cultured in CC-CM or control medium. B: Proliferation of SKOV-3 cells cultured in CC-CM or control medium. C: Migration of OVCAR-3 and SKOV-3 cells cultured in CC-CM or control medium. D: Invasion of OVCAR-3 and SKOV-3 cells cultured in CC-CM or control medium. *p < .05.

Figure 2  Effect of CC-CM on the proliferation, migration, and invasion of EOC cell lines. A: Proliferation of OVCAR-3 cells cultured in CC-CM or control medium. B: Proliferation of SKOV-3 cells cultured in CC-CM or control medium. C: Migration of OVCAR-3 and SKOV-3 cells cultured in CC-CM or control medium. D: Invasion of OVCAR-3 and SKOV-3 cells cultured in CC-CM or control medium. *p < .05.

Figure 3  Effect of CC-CM on serum deprivation–induced apoptosis of EOC cell lines. A and B: Flow cytometric analyses and quantification of serum deprivation–induced apoptosis in OVCAR-3 cells cultured in CC-CM or control medium. C and D: Flow cytometric analyses and quantification of serum deprivation–induced apoptosis in SKOV-3 cells cultured in CC-CM or control medium. *p < .05.

Figure 3  Effect of CC-CM on serum deprivation–induced apoptosis of EOC cell lines. A and B: Flow cytometric analyses and quantification of serum deprivation–induced apoptosis in OVCAR-3 cells cultured in CC-CM or control medium. C and D: Flow cytometric analyses and quantification of serum deprivation–induced apoptosis in SKOV-3 cells cultured in CC-CM or control medium. *p < .05.

Figure 4  The interaction of CAFs with OVCAR-3 cells leads to increased levels of various cytokines (representative results, not of all 507 cytokines). The data are expressed as the fold induction ± s.d. of triplicates. There were significant expression of some cytokines, while the expression of large number other cytokines remained unchanged. Red column, OVCAR-3 cells only; green column, CAFs only; blue column, CAF+OVCAR-3 cells.

Figure 4  The interaction of CAFs with OVCAR-3 cells leads to increased levels of various cytokines (representative results, not of all 507 cytokines). The data are expressed as the fold induction ± s.d. of triplicates. There were significant expression of some cytokines, while the expression of large number other cytokines remained unchanged. Red column, OVCAR-3 cells only; green column, CAFs only; blue column, CAF+OVCAR-3 cells.

Table 1  Significantly Expressed* Cytokines in CAF and OVCAR-3 Cell CC-CM as Compared to OVCAR-3 cell CM

Supplemental material

Supplementary Table 1: Cytokines in the RayBio® Biotin Label-based Human Antibody Array system (507).

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Supplementary Material

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