MATERIALS AND METHODS A pilot study in which 20 women were administered three monthly superficial intradermal injections of non-crosslinked HA of nonanimal origin containing glycerol in the periorbital area. The clinical results consisted of the evaluation of three researchers and an independent
evaluator and the degree of posttreatment patient satisfaction.
RESULTS An improvement of between 25% and 50% in skin brightness, texture, and turgor was observed in the periorbital area. Papules were present after each application, and hematoma was the longest lasting effect. All adverse events were reversible and well tolerated.
CONCLUSION Injections of HA of nonanimal origin, in association with glycerol, using a micropuncture technique are well tolerated and can improve skin brightness and turgor and reduce roughness in Duvelisib price the periorbital region.”
“8-Hydroxyquinoline-5-sulfonic AZD6738 chemical structure acid-thiourea-formaldehyde copolymer resins were synthesized through the condensation of 8-hydroxyquinoline-5-Sulfonic acid and thiourea with formaldehyde in the presence of hydrochloric acid as a catalyst and with various molar ratios of the reacting monomers. The resulting copolymers were characterized with UV-visible, IR and (1)H-NMR
spectral data, employed to determine the reactivity of monomers. The average molecular weights of these resins were determined with vapor pressure osmometry and conductometric titration in a nonaqueous medium. The chelation ion-exchange properties
were also studied with the batch equilibrium method. The resins were proved to be selective chelating ion-exchange copolymers for certain metals. The chelation ion-exchange properties of these copolymers were Studied for Cu(2+), Ni(2+), Co(2+), Pb(2+), and Fe(3+) ions. The study was carried out over a wide pH range and in media of various ionic strengths. The copolymers showed a higher selectivity for Fe(3+) ions than for Cu(2+), Ni(2+), Co(2+), and Pb(2+) ions. (C) 2008 Wiley Periodicals, Inc. J Appl Polym Sci 111: 3039-3049, 2009″
“BACKGROUND A 1,927-nm wavelength was recently added to the 1,550-nm erbium-doped fiber laser. This wavelength possesses a higher absorption coefficient for water than the 1,550-nm, conferring greater ability to target epidermal processes such as dyschromia.
OBJECTIVE To Autophagy inhibitor mw evaluate the efficacy and safety of a novel 1,927-nm fractional thulium fiber laser in the treatment of melasma.
METHODS Fourteen patients underwent three to four laser treatments (at 4-week intervals) at pulse energies of 10 to 20 mJ and total densities of 252 to 784 microscopic treatment zones per cm 2 (6-8 passes) using a 1,927-nm thulium fiber laser. Three blinded assessors and the patients evaluated clinical improvement of treatment areas at 1-, 3-, and 6-month follow-ups. Side effects were assessed, and pain was scored using a visual analog scale (0-10).