Our collaborative study just published in Clinical & Experimental Metastasis describes “a new Neu” — a syngeneic model of spontaneously metastatic HER2‑positive breast cancer. This model offers us the ability to ask fascinating questions of the metastatic TME… watch this space for more to come soon! This was a large collaboration led by the lab of Evanthia Roussos Torres working closely with Jesse and Yingtong in our lab, plus contributions from others labs at Johns Hopkins.