pH-sensitive freeze-dried chitosan–polyvinyl pyrrolidone hydrogels as controlled release system for antibiotic delivery

Biological activity of chitosan: ultrastructural study

Riccardo A.A. Müzzarelli, V. Baldassarre, Fiorenzo Conti et al. · Biomaterials · 1988 · 531 citations

Natural Sciences, Biochemistry, Materials Science +9

Preparation and Characterization of Freeze-dried Chitosan-Poly(Ethylene Oxide) Hydrogels for Site-Specific Antibiotic Delivery in the Stomach

Vijay R. Patel, Mansoor M. Amiji · Pharmaceutical Research · 1996 · 391 citations

Pharmacy, Bioengineering, Pharmaceutics +16

Development of a Novel Controlled-Release System for Gastric Retention

Arati Deshpande, Navnit H. Shah, C. T. Rhodes et al. · Pharmaceutical Research · 1997 · 305 citations · Full text

Pharmacy, Clinical Pharmacokinetics, Clinical Sciences +14

pH-Controlled release from hydrophobic/polyelectrolyte copolymer hydrogels

Ronald A. Siegel, M. Falamarzian, Bruce A. Firestone et al. · Journal of Controlled Release · 1988 · 247 citations

Pharmacy, Materials Science, Pharmaceutics +14

Blends of synthetic and natural polymers as drug delivery systems for growth hormone

Maria Grazia Cascone, Bushra Sim, S. Downes · Biomaterials · 1995 · 221 citations

Pharmacy, Pharmaceutics, Pharmacology +16