In an initial pilot study, 25 patients with unilateral leg ischemia received an injection of bone marrow-mononuclear cells into the gastrocnemius of the ischemic limb and of saline into the other leg.

• 在最初的先期实验中，有25位患有单侧下肢局部缺血的患者接受注射骨髓单核球细胞在局部缺血下肢的腓肠肌，同时也注射生理盐水在另外一只腿。