Figures & data
Figure 1. Expression of CA12 protein in different breast cell lines (x ± s, n = 3) by western blot.(a) The expression of CA12 protein in different breast cell lines; (b) The relative expression of CA12 protein in different breast cell lines; **: Comparison between groups, P < 0.01
![Figure 1. Expression of CA12 protein in different breast cell lines (x ± s, n = 3) by western blot.(a) The expression of CA12 protein in different breast cell lines; (b) The relative expression of CA12 protein in different breast cell lines; **: Comparison between groups, P < 0.01](/cms/asset/b34991ba-f1d0-4c8a-ada5-8e70386ac455/kbie_a_1995575_f0001_b.gif)
Figure 2. Effects of siRNA transfection on the expression of CA12 protein in MCF-7 and MCF-7 TaxR cells (n = 3). (a)The expression of CA12 protein in MCF-7 and MCF-7 TaxR cells after siRNA transfection; (b) The relative expression of CA12 protein in MCF-7 and MCF-7 TaxR cells after siRNA transfection. *: Compared with the two control groups (blank+negative), P < 0.05
![Figure 2. Effects of siRNA transfection on the expression of CA12 protein in MCF-7 and MCF-7 TaxR cells (n = 3). (a)The expression of CA12 protein in MCF-7 and MCF-7 TaxR cells after siRNA transfection; (b) The relative expression of CA12 protein in MCF-7 and MCF-7 TaxR cells after siRNA transfection. *: Compared with the two control groups (blank+negative), P < 0.05](/cms/asset/65d4c064-2301-45da-8b1c-956502ea77cc/kbie_a_1995575_f0002_oc.jpg)
Figure 3. After CA12-siRNA transfection the survival rates of MCF-7 TaxR cells.(a) Survival curve of MCF-7 TaxR cells treat with paclitaxel (x ± s, n = 3); (b) Paclitaxel sensitivity of MCF-7 TaxR after CA12-siRNA transfection (x ± s, n = 3). Compared with the negative control group (Scramble siRNA), *P < 0.05;**P < 0.01
![Figure 3. After CA12-siRNA transfection the survival rates of MCF-7 TaxR cells.(a) Survival curve of MCF-7 TaxR cells treat with paclitaxel (x ± s, n = 3); (b) Paclitaxel sensitivity of MCF-7 TaxR after CA12-siRNA transfection (x ± s, n = 3). Compared with the negative control group (Scramble siRNA), *P < 0.05;**P < 0.01](/cms/asset/a229af71-ab63-41d6-8267-62aa8da2e49b/kbie_a_1995575_f0003_b.gif)
Figure 4. CA12-siRNA transfection combined with paclitaxel induces apoptosis of MCF-7 TaxR cells. (a) Morphological observation of MCF-7 cells after siRNA transfection; (b) Hoechst 33,342 fluorescence staining observation of MCF-7 cells after siRNA transfection;(c) Morphological observation of MCF-7 TaxR cells after siRNA transfection; (d) Hoechst 33,342 fluorescence staining observation of MCF-7 TaxR cells after siRNA. Scale bar,100 μM
![Figure 4. CA12-siRNA transfection combined with paclitaxel induces apoptosis of MCF-7 TaxR cells. (a) Morphological observation of MCF-7 cells after siRNA transfection; (b) Hoechst 33,342 fluorescence staining observation of MCF-7 cells after siRNA transfection;(c) Morphological observation of MCF-7 TaxR cells after siRNA transfection; (d) Hoechst 33,342 fluorescence staining observation of MCF-7 TaxR cells after siRNA. Scale bar,100 μM](/cms/asset/f13606c1-aa12-40be-b299-888af10b19c9/kbie_a_1995575_f0004_oc.jpg)
Figure 5. Flow cytometry to detect apoptosis rate. Apoptosis in MCF-7 and MCF-7 TaxR cells after combination siRNA transfection with paclitaxel culture. Compared with the blank control group, *P < 0.05;**P < 0.01. Compared with the negative control group, #P < 0.05; ##P < 0.01
![Figure 5. Flow cytometry to detect apoptosis rate. Apoptosis in MCF-7 and MCF-7 TaxR cells after combination siRNA transfection with paclitaxel culture. Compared with the blank control group, *P < 0.05;**P < 0.01. Compared with the negative control group, #P < 0.05; ##P < 0.01](/cms/asset/1ab37674-45dd-43d9-a089-27c6977074a8/kbie_a_1995575_f0005_b.gif)
Figure 6. Effects of siRNA transfection and paclitaxel culture on mitochondrial apoptotic signaling pathway in MCF-7 and MCF-7 TaxR cells. (a) Expression of mitochondrial apoptosis-related protein in MCF-7 and MCF-7 TaxR cells;(b) The relative expression of mitochondrial apoptotic pathway-related proteins in MCF-7 and MCF-7 TaxR cell. *: Compared with the experimental group (CA12-siRNA), P < 0.05
![Figure 6. Effects of siRNA transfection and paclitaxel culture on mitochondrial apoptotic signaling pathway in MCF-7 and MCF-7 TaxR cells. (a) Expression of mitochondrial apoptosis-related protein in MCF-7 and MCF-7 TaxR cells;(b) The relative expression of mitochondrial apoptotic pathway-related proteins in MCF-7 and MCF-7 TaxR cell. *: Compared with the experimental group (CA12-siRNA), P < 0.05](/cms/asset/78b58627-a0f0-41d1-a8b6-54c5cfbecdb2/kbie_a_1995575_f0006_b.gif)
Data availability
Data are available from the corresponding author on request.