เซลล์ตั้งต้นจากคนช่วยรักษาหนูอัมพาตได้สำเร็จ

Treating spinal cord injuries is one of the dreams of modern science, and one Israeli research group may be on the right path. Using human stem cells, they have repaired the spinal cords of mice, allowing the paraplegic rodents to walk again. VOA's Kevin Enochs reports.