Development of a mucoadhesive drug delivery system and its interaction with gastric cells

• Ahmet Baki Sahin,
• Serdar Karakurt and
• Deniz Sezlev Bilecen

Beilstein J. Nanotechnol. 2025, 16, 371–384, doi:10.3762/bjnano.16.28

• , A2033), poloxamer 407 (16758), calcium chloride, and mucin from porcine stomach (M1778) were purchased from Sigma-Aldrich, USA. Sunflower oil and sorbitan monooleate (Span 80) were from TCI Chemicals, USA. For in vitro studies, high-glucose DMEM and Pen-Step solution were purchased from Sartorius

• , 40% Amp) for 10 min. At the end of sonication, CaCl2 (0.22 M, 1 mL) containing poloxamer 407 (1%, w/v) was dripped with an injector (Genject, Türkiye) into the mixing emulsion with a syringe pump at a rate of 6 mL/h. The final emulsion was probe-sonicated in an ice bath (50 s pulses on and 10 s off

Design and characterization of polymeric microneedles containing extracts of Brazilian green propolis

• Camila Felix Vecchi,
• Rafaela Said dos Santos,
• Jéssica Bassi da Silva and
• Marcos Luciano Bruschi

Beilstein J. Nanotechnol. 2022, 13, 503–516, doi:10.3762/bjnano.13.42

• and lower toxicity [26][27]. In our previous studies, polymeric systems composed of polyvinyl alcohol (PVA), polyvinylpyrrolidone (PVP), and poloxamer 407 (P407) were obtained and characterized. P407 could improve structuring and rapid dispersion of polymeric matrices, which showed promising

• regarding in vitro and in vivo evaluation of the biological activity and cytotoxicity of the MNs, the vitro PRP release profile, the cutaneous permeation using porcine and human skin, and photoacoustic spectroscopy. Experimental Materials Poloxamer 407 (P407), gelatin, and propylene glycol were purchased

• of polyvinyl alcohol (PVA) and polyvinylpyrrolidone (PVP) in a fixed 1:1 ratio, poloxamer 407 (P407), and ethanolic propolis extract (EE) or glycolic propolis extract (GE). Supporting Information Supporting Information features pictures of molds and macroscopic appearance of the MNs, statistical

The impact of molecular tumor profiling on the design strategies for targeting myeloid leukemia and EGFR/CD44-positive solid tumors

• Nikola Geskovski,
• Nadica Matevska-Geshkovska,
• Simona Dimchevska Sazdovska,
• Marija Glavas Dodov,
• Kristina Mladenovska and
• Katerina Goracinova

Beilstein J. Nanotechnol. 2021, 12, 375–401, doi:10.3762/bjnano.12.31

• adsorbs onto the surface of poloxamer 407-coated colloidal particles, thus exhibiting microdomains that are specific for the sinusoidal BM endothelium. Another mechanism of BM targeting is the phagocytosis-mediated uptake from the perisinusoidal macrophages. It is known that the perisinusoidal BM

Photothermally active nanoparticles as a promising tool for eliminating bacteria and biofilms

• Mykola Borzenkov,
• Piersandro Pallavicini,
• Angelo Taglietti,
• Laura D’Alfonso,
• Maddalena Collini and
• Giuseppe Chirico

Beilstein J. Nanotechnol. 2020, 11, 1134–1146, doi:10.3762/bjnano.11.98

• microorganisms with limited cytotoxicity. In another recent publication, the photothermal effect of phospholipid-coated gold nanorods loaded into a poloxamer 407 hydrogel resulted in ≈4.5–5 log cycle reduction in the viable counts of a P. aeruginosa biofilm in comparison to the control sample [55]. The authors

Design of a nanostructured mucoadhesive system containing curcumin for buccal application: from physicochemical to biological aspects

• Sabrina Barbosa de Souza Ferreira,
• Gustavo Braga,
• Évelin Lemos Oliveira,
• Jéssica Bassi da Silva,
• Hélen Cássia Rosseto,
• Lidiane Vizioli de Castro Hoshino,
• Mauro Luciano Baesso,
• Wilker Caetano,
• Craig Murdoch,
• Helen Elizabeth Colley and
• Marcos Luciano Bruschi

Beilstein J. Nanotechnol. 2019, 10, 2304–2328, doi:10.3762/bjnano.10.222

• , The University of Sheffield, Sheffield, UK 10.3762/bjnano.10.222 Abstract Mucoadhesive nanostructured systems comprising poloxamer 407 and Carbopol 974P® have already demonstrated good mucoadhesion, as well as improved mechanical and rheological properties. Curcumin displays excellent biological

• selectivity targeting cancer cells. Keywords: curcumin; mucoadhesion; oral squamous cell carcinoma; permeation; poloxamer 407; Introduction The development of nanostructured systems containing poloxamer 407 (P407) and Carbopol 974P® (C974P) have previously been shown to have rheological and mechanical

• studies should be performed in tissue-engineered and in vivo models in order to test the performance of these systems in a more complex environment. Experimental Materials Curcumin (>98% purity), poloxamer 407 and mucin from porcine stomach type II were purchased from Sigma-Aldrich (St. Louis, MO, USA