The tumor formation abilities of CD133⁺ and CD133⁻ in NSCLC description and tumorigenic characteristics of CD133⁺

CD133+ and CD133− cells were injected into the tail vein of SCID mice, respectively. NSCLC: non-small cell lung cancer. SF: sphere formation. AC: adenocarcinoma. SCC: squamous cell carcinoma. Positive response (Positivity): the tumor formation in the lung tissues of SCID mice. Sphere Formation: Under serum-free medium with bFGF & EGF culture for 4 weeks.