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A review of nanotechnology with an emphasis on Nanoplex / Uma revisão da nanotecnologia com ênfase em nanoplex
Kadam, Rupali Nanasaheb; Shendge, Raosaheb Sopanrao; Pande, Vishal Vijay.
  • Kadam, Rupali Nanasaheb; Sanjivani College of Pharmaceutical Education and Research. Ahmednagar. IN
  • Shendge, Raosaheb Sopanrao; Sanjivani College of Pharmaceutical Education and Research. Ahmednagar. IN
  • Pande, Vishal Vijay; Sanjivani College of Pharmaceutical Education and Research. Ahmednagar. IN
Braz. j. pharm. sci ; 51(2): 255-263, Apr.-June 2015. ilus
Article in English | LILACS | ID: lil-755064
ABSTRACT

The use of nanotechnology based on the development and fabrication of nanostructures is one approach that has been employed to overcome the challenges involved with conventional drug delivery systems. Formulating Nanoplex is the new trend in nanotechnology. A nanoplex is a complex formed by a drug nanoparticle with an oppositely charged polyelectrolyte. Both cationic and anionic drugs form complexes with oppositely charged polyelectrolytes. Compared with other nanostructures, the yield of Nanoplex is greater and the complexation efficiency is better. Nanoplex are also easier to prepare. Nanoplex formulation is characterized through the production yield, complexation efficiency, drug loading, particle size and zeta potential using scanning electron microscopy, differential scanning calorimetry, X-ray diffraction and dialysis studies. Nanoplex have wide-ranging applications in different fields such as cancer therapy, gene drug delivery, drug delivery to the brain and protein and peptide drug delivery...

RESUMO

O uso da nanotecnologia baseada no desenvolvimento e na fabricação de nanoestruturas é uma abordagem que tem sido empregada para superar os desafios envolvidos nos sistemas de liberação de fármacos convencionais. A formulação de nanoplexos é a nova tendência na nanotecnologia. Um nanoplexo é um complexo formado pela nanopartícula do fármaco com poplieletrólito de carga oposta. Tanto fármacos catiônicos quanto aniônicos formam complexos com polieletrólitos opostamente carregados. Comparado com outras nanoestruturas, o rendimento dos nanoplexos é maior e a eficiência de complexação é melhor. Nanoplexos são, também. De mais fácil preparação. A formulação de nanoplexo é caracterizada pelo rendimento de produção, eficiência de complexação, carga do fármaco, tamanho de partícula e potencial zeta, utilizando microscopia eletrônica de varredura, calorimetria exploratória diferencial, difração de raios X e estudos de diálise. Os nanoplexos têm aplicações amplas em diferentes campos, como terapia antineoplásica, liberação em terapia gênica, liberação cerebral de fármaco, liberação de fármacos protéicos e peptídicos...

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Full text: Available Index: LILACS (Americas) Main subject: Nanotechnology / Drug Compounding / Nanoparticles Limits: Humans Language: English Journal: Braz. j. pharm. sci Year: 2015 Type: Article Affiliation country: India Institution/Affiliation country: Sanjivani College of Pharmaceutical Education and Research/IN

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Full text: Available Index: LILACS (Americas) Main subject: Nanotechnology / Drug Compounding / Nanoparticles Limits: Humans Language: English Journal: Braz. j. pharm. sci Year: 2015 Type: Article Affiliation country: India Institution/Affiliation country: Sanjivani College of Pharmaceutical Education and Research/IN