Fig. 1
From: A novel MRI contrast agent NaGdF4@PEG–CLS@MMP-13 NPs for detecting articular cartilage injury

Mechanism of NaGdF4@PEG–CLS@MMP13 CBP NPs.
From: A novel MRI contrast agent NaGdF4@PEG–CLS@MMP-13 NPs for detecting articular cartilage injury
Mechanism of NaGdF4@PEG–CLS@MMP13 CBP NPs.