MPA/DMBA-driven mammary carcinomas

Aitziber Buqué, Maria Perez-Lanzón, Giulia Petroni, Juliette Humeau, Norma Bloy, Takahiro Yamazaki, Ai Sato, Guido Kroemer, Lorenzo Galluzzi

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

7 Scopus citations

Abstract

The polycyclic aromatic hydrocarbon 7,12-dimethylbenz[a]anthracene (DMBA, D) administered per os to wild-type female mice bearing slow-release medroxyprogesterone (MPA, M) pellets s.c. drives the formation of mammary carcinomas that recapitulate numerous immunobiological features of human luminal B breast cancer. In particular, M/D-driven mammary carcinomas established in immunocompetent C57BL/6 female mice (1) express hormone receptors, (2) emerge by evading natural immunosurveillance and hence display a scarce immune infiltrate largely polarized toward immunosuppression, (3) exhibit exquisite sensitivity to CDK4/CDK6 inhibitors, and (4) are largely resistant to immunotherapy with immune checkpoint blockers targeting PD-1. Thus, M/D-driven mammary carcinomas evolving in immunocompetent female mice stand out as a privileged preclinical platform for the study of luminal B breast cancer. Here, we provide a detailed protocol for the establishment of M/D-driven mammary carcinomas in wild-type C57BL/6 female mice. This protocol can be easily adapted to generate M/D-driven mammary carcinomas in female mice with most genetic backgrounds (including genetically-engineered mice).

Original languageEnglish
Title of host publicationCarcinogen-driven mouse models of oncogenesis
EditorsLorenzo Galluzzi, Lorenzo Galluzzi, Lorenzo Galluzzi, Aitziber Buqué
PublisherAcademic Press Inc.
Pages1-19
Number of pages19
Volume163
ISBN (Print)9780128225349
DOIs
StatePublished - Jan 2021
Externally publishedYes

Publication series

NameMethods in Cell Biology
Volume163
ISSN (Print)0091-679X

Keywords

  • Chemotherapy
  • Immunotherapy
  • KRAS
  • PI3K
  • Radiation therapy
  • Targeted anticancer agents
  • Carcinoma
  • Humans
  • Mice, Inbred C57BL
  • Animals
  • Mammary Neoplasms, Experimental/chemically induced
  • 9,10-Dimethyl-1,2-benzanthracene
  • Female
  • Mice
  • Medroxyprogesterone Acetate
  • Breast Neoplasms/drug therapy

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