Research Article

[Retracted] Serum Exosomal MicroRNAs Predict Acute Respiratory Distress Syndrome Events in Patients with Severe Community-Acquired Pneumonia

Figure 1

Isolation and characterization of serum exosomes with the standard ultracentrifuge method. (a) A representative electron microscopic image of exosomes showed the characteristic spherical shape and the size (25–75 nm). Scale bar=100 nm. (b) Analysis of the size distribution of exosomes isolated from individual serum.

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