Memorias de Dolly

The platypus is one of the strangest animals on Earth, belonging to monotremes - the oldest lineage of mammals that separated 200 million years ago. As part of this ancient group, platypuses have preserved ancestral traits like egg-laying that other mammals lost through evolution.

The video explains why breast cancer treatments are difficult to develop due to tumor heterogeneity and the presence of cancer stem cells that can survive treatment and cause relapses. Dr. María del Mar Vivanco's laboratory is researching biomarkers to predict and prevent cancer recurrence.