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Plasma sCT concentration versus time profiles following intratracheal administration of native sCT, sCT-CS-NPs, sCT-CS-NPs spray dried powders and CS-NPs spray dried powders (blank, without loading sCT) compared to subcutaneous administration in rats; mean ± SD (n = 6).
Abbreviations: CS, chitosan; M, mannitol; NPs, nanoparticles; sCT, salmon calcitonin loaded; SD, standard deviation.
