Ten thousand infected cells were injected into mammary fat pad of female NSG mouse. (elifesciences.org)
To explore that question, a team led by Cornell University biomedical engineer Claudia Fischbach first showed that female mice that were obese, because of genetics or a high - fat diet, had more fibrous mammary fat pads with straighter collagen fibers than those seen in lean mice (see image). (sciencemag.org)
Female 7 - week old nude - beige - xid mice (NCI) were injected with MCF7 / HER2 cells (5 × 106) in the right mammary fat pad. (journals.plos.org)