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Probiotics: Fact sheet for health professionals
For peptides, COAs typically include HPLC purity percentage and mass spectrometry results verifying molecular weight matches the target compound
Placenta-specific targeting ligands, such as antibodies or peptides against surface markers on syncytiotrophoblasts, should be further screened and optimized, and efficient surface modification methods should also be established to enable targeted delivery
J Cutan Aesthet Surg
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