A new study in Circulation Research suggests that injecting bone marrow stem cells into the patient's heart could help heal the damaged blood vessels in the heart.

Patients with hard-to-treat chest pain reported feeling better, and could exercise longer, after doctors injected stem cells taken from their bone marrow into their heart, according to a new study in Circulation Research. The early-stage research suggests that the cells were able to help heal tiny, damaged blood vessels that are often untouched by procedures like stents and angioplasty, says lead researcher Douglas Losordo of Northwestern University. TechnologyReview


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