Several more reports of spinal tumors from nasal stem cell transplants

CMAJ-2019-Woodworth-et-al.-Figure-1-spinal-tumor-imaging-after-nasal-stem-cell-transplant

At least four cases of spinal tumors have now been reported following experimental nasal stem cell transplants for paralysis. There’s some risk of tumor development with just about any stem cell transplant, but risks are higher with experimental injections of unproven stem cells. Whill risks of tumor formation come along even with standard bone marrow …

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