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Beilstein J. Nanotechnol. 2025, 16, 1751–1793, doi:10.3762/bjnano.16.122
Figure 1: Physiological barriers along the gastrointestinal tract that pose challenges for oral drug delivery...
Figure 2: Representation of nanospheres and nanocapsules. (A) Nanosphere with the drug retained within the po...
Figure 3: Representation of the cellular internalization pathways of polymeric nanoparticles (PNs), factors m...
Figure 4: (a–e) Molecular structures of natural polymers widely used in nanoparticles for oral drug delivery....
Figure 5: Chemical structures of the most commonly used synthetic polymers in polymeric nanoparticles (PNs) f...
Figure 6: Preparation of nanoparticle-loaded microcapsule systems tracked by multispectral optical imaging. (...
Figure 7: General structure of a lipid–polymer hybrid nanoparticle. The core consists of polymer chains and e...