β-Adrenoceptor Activation in Breast MCF-10A Cells Induces a Pattern of Catecholamine Production Similar to that of Tumorigenic MCF-7 Cells
Abstract
:1. Introduction
2. Results
2.1. Expression of Enzymes Involved in the Biosynthesis of Catecholamines
2.2. Catecholamines Biosynthesis
2.3. Influence of β-Adrenergic Receptor Activation
2.3.1. Cell Viability
2.3.2. Clonogenic Ability
2.3.3. Catecholamine Biosynthetic Capacity
3. Discussion
4. Materials and Methods
4.1. Drugs and Antibodies
4.2. Cells and Culture Conditions
4.3. mRNA Expression by RT-qPCR
4.4. Western Blot
4.5. Immunocytochemistry Assay
4.6. HPLC-ECD Analysis
4.7. Cell Viability Assay
4.8. Colony Formation Assay
4.9. Statistical Analysis
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Conflicts of Interest
Abbreviations
DMEM | Dulbecco’s Modified Eagle Medium |
FBS | Foetal bovine serum |
ISO | Isoprenaline |
MTT | 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide |
PNMT | Phenylethanolamine N-methyltransferase |
SDS | Sodium dodecyl sulfate |
SNS | Sympathetic nervous system |
TH | Tyrosine hydroxylase |
β2-AR | β2-adrenoceptors |
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Noradrenaline (nM) | Adrenaline (nM) | |
---|---|---|
MCF-10A cells | 1.78 ± 0.36 | 1.65 ± 0.29 |
MCF-7 cells | 1.89 ± 0.51 | 11.02 ± 1.05 * |
MCF-10A Cells [α-methylNA (nM)] | MCF-7 Cells [α-methylNA (nM)] | |
---|---|---|
10 µM α-methylDOPA | 165.4 ± 8.9 | 11.0 ± 1.1 * |
100 µM α-methylDOPA | 316.3 ± 6.7 | 46.1 ± 2.8 * |
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Amaro, F.; Silva, D.; Reguengo, H.; Oliveira, J.C.; Quintas, C.; Vale, N.; Gonçalves, J.; Fresco, P. β-Adrenoceptor Activation in Breast MCF-10A Cells Induces a Pattern of Catecholamine Production Similar to that of Tumorigenic MCF-7 Cells. Int. J. Mol. Sci. 2020, 21, 7968. https://doi.org/10.3390/ijms21217968
Amaro F, Silva D, Reguengo H, Oliveira JC, Quintas C, Vale N, Gonçalves J, Fresco P. β-Adrenoceptor Activation in Breast MCF-10A Cells Induces a Pattern of Catecholamine Production Similar to that of Tumorigenic MCF-7 Cells. International Journal of Molecular Sciences. 2020; 21(21):7968. https://doi.org/10.3390/ijms21217968
Chicago/Turabian StyleAmaro, Filipa, Dany Silva, Henrique Reguengo, José C. Oliveira, Clara Quintas, Nuno Vale, Jorge Gonçalves, and Paula Fresco. 2020. "β-Adrenoceptor Activation in Breast MCF-10A Cells Induces a Pattern of Catecholamine Production Similar to that of Tumorigenic MCF-7 Cells" International Journal of Molecular Sciences 21, no. 21: 7968. https://doi.org/10.3390/ijms21217968