2024-03-29T06:01:24Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/2134912020-12-10T11:13:07Zcom_10261_5063com_10261_5col_10261_5066
DIGITAL.CSIC
author
Maza, Alfons de la
author
Coderch Negra, M. Luisa
author
Parra Juez, José Luis
author
López Serrano, Olga
2020-06-05T08:08:17Z
2020-06-05T08:08:17Z
1997
Progress in Colloid and Polymer Science 105: 192- 196 (1997)
http://hdl.handle.net/10261/213491
10.1007/BFB0110986
The alterations caused by the surfactants sodiuim dodecyl sulfate (SDS); sodium dodecyl ether sulfate (SDES); Triton X-100 (OP-1OEO) and dodecyl betaine (D-Bet) in the
permeability of liposomes formed by a lipid mixture modeling the stratum corneum composition (40%ceramides, 25% cholesterol, 25%i plamitic acid and 10% cholesterylsulfate) were investigated. The SCliposomes/surfactant sublytic
interactions were mainly ruled by the action of surfactant monomers in all cases. The OP-10EO showed the highest ability to alter the permeability of bilayers and the
highest affinity with these structures, whereas D-Bet showed the lowest
tendencies. Although SDS and SDES exhibited sin?ilar activity at 50% CF
release (similar Re valiies), the SDES appeared to be more active at 100% CF release, its affinity with bilayers being also increased. Different trends
in the evoliition of Re and K were observed when comparing the results
obtained with those reported for phosphatidylcholine (PC) liposomes.
Thus, wbereas SC liposomes were more resistant to the action of surfactants, the surfactant atlinity with SC bilayers was always greater than that reported for PC ones.
openAccess
PERMEABILITY CHANGES IN LIPOSOMES MODELING THE STRATUM CORNEUM
COMPOSITION CAUSE BY SURFACTANTS
artículo
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URL
https://digital.csic.es/bitstream/10261/213491/1/415919.pdf
File
MD5
6322c991541952026facfb17d876833e
202924
application/octet-stream
415919.pdf