Abstract：Carbon quantum dots is a kind of new fluorescent nano material, has excellent electrical conductivity, excellent biological compatibility, environment friendly and stable performance advantages, it has made tremendous progress in the fields of biology, medicine, optics, nanoelectronics, sensors, etc., tumor targeting imaging in the diagnosis and treatment of drug targeting. This paper mainly reviews the preparation, biological characteristics, biological applications of carbon quantum dots, in vivo and in vitro imaging, new fluorescence markers of organisms, drug delivery, targeted therapy, mitigation drugs, prolonging drug action time to improve the efficacy of treatment, and the future application prospect in the treatment of breast cancer.
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2020, Vol. 17 
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