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目的研究MR成像R2*、氧/二氧化碳的混合气体诱导的活体ΔR2*测量结果与化学诱导鼠乳腺瘤模型缺氧、纤维化、坏死的组织学评估分级关系。材料与方法所有实验依
OBJECTIVE: To investigate the histological evaluation of lung cancer induced by MR imaging of R2 *, oxygen / carbon dioxide mixed gas, ΔR2 *, and chemotherapeutic induced mammary tumor model of hypoxia, fibrosis and necrosis. Materials and methods All experiments according to