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Expression of pleiotrophin (green) in bone marrow blood vessels (red) and stromal cells (white) is shown in normal mice (left) and in mice at 24 hours following irradiation (right).
Upon endothelial injury, a subpopulation of previously inactive cells (left) that expressed high levels of Atf3 are triggered to regenerate (green, right).
Headshot of Lili Yang in the lab in front of lab equipment
Hussein El Kerdi during his 2016 procedure at UCLA. His father, Ali El Kerdi (with cell phone) looks on.
Dr. Steven Dubinett
A photomicrograph showing new tissue growing in the stroke cavity in a mouse. Red tubes are blood vessels; green filaments are nerve fibers.
A mouse heart with cardiomyocytes dissolved, leaving a 3-D scaffold of cardiac fibroblasts. Concentrated areas of red represent post-heart attack aggregation of cardiac fibroblasts.
Microscope image of a colony of naive human embryonic stem cells showing the TFAP2C protein (green). The cells’ nuclei are blue.
UCLA professors Huan Meng, Melissa Spencer and April Pyle pictured in a lab.