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Spectroscopic and thermal characterization of alternative model biomembranes from shed skins of Bothrops jararaca and Spilotis pullatus BJPS
Baby,André Rolim; Lacerda,Áurea Cristina Lemos; Sarruf,Fernanda Daud; Pinto,Claudinéia Aparecida Sales de Oliveira; Consiglieri,Vladi Olga; Serra,Cristina Helena dos Reis; Velasco,Maria Valéria Robles; Kawano,Yoshio; Kaneko,Telma Mary.
Recently, there has been an interest in the use of shed snake skin as alternative model biomembrane for human stratum corneum. This research work presented as objective the qualitative characterization of alternative model biomembranes from Bothrops jararaca and Spilotis pullatus by FT-Raman, PAS-FTIR and DSC. The employed biophysical techniques permitted the characterization of the biomembranes from shed snake skin of B. jararaca and S. pullatus by the identification of vibrational frequencies and endothermic transitions that are similar to those of the human stratum corneum.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Biomembrane/alternative models; Bothrops jararaca/skin; Bothrops jararaca/qualitative characterization; Spilotis pullatus/skin; Spilotis pullatus/qualitative characterization; Human stratum corneum/similars.
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000300006
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Critical analysis of the regulations regarding the disposal of medication waste BJPS
Bellan,Natalia; Pinto,Terezinha de Jesus Andreoli; Kaneko,Telma Mary; Moretto,Lauro Domingos; Santos Junior,Nelson dos.
Expired or unused medication at people's homes is normally disposed of in normal garbage, sewage system or, in certain cases, returned to the public health system. There is still no specific legislation regarding this leftover medication to regulate and orient the handling and correct disposal of medication waste. However, there is defined regulation regarding health services' solid waste. This article has the objective of discussing management models for the disposal of medication waste and the recommendations made by pertinent national and international legislation. By means of literature reviews, the management structure for medication waste of international legislation and the regulations regarding the environment, as well as the national legislation...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Medications/disposal; Medications/solid waste; Medications/disposal; Sanitary risk; Environmental contamination; National Solid Waste Policy.
Ano: 2012 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502012000300018
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Particle size and morphological characterization of cosmetic emulsified systems by Optical Coherence Tomography (OCT) BJPS
Prestes,Paula Souza; Peres,Daniela D'Almeida; Freitas,Anderson Zanardi de; Consiglieri,Vladi Olga; Kaneko,Telma Mary; Velasco,Maria Valéria Robles; Baby,André Rolim.
ABSTRACT The physicochemical attributes of emulsified systems are influenced by the characteristics of their internal phase droplets (concentration, size and morphology), which can be modified not only by the formulation components, but also by the analytical methodology employed. Thus, the aim of this work involved the physicochemical characterization of cosmetic emulsions obtained from different surfactants, as well as the introduction of the optical coherence tomography (OCT) as the analytical technique employed for the morphological characterization and particle size determination of the formulations. Three emulsions were prepared, differing at the type and concentration of the surfactant used, and their droplet sizes were evaluated through optical...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cosmetic emulsions/physicochemical characterization; Surfactants; Optical coherence tomography/morphological characterization; Optical microscopy/morphological characterization; Laser diffraction/morphological characterization.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502016000200273
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Stability evaluation of organic Lip Balm BJPS
Fernandes,Alessandra Ribeiro; Dario,Michelli Ferrera; Pinto,Claudinéia Aparecida Sales de Oliveira; Kaneko,Telma Mary; Baby,André Rolim; Velasco,Maria Valéria Robles.
Rising global demand for natural products whose production is harmless to the environment has stimulated the development of natural cosmetics and, within this category, organics (95% organic raw materials). The image of environmentally friendly production is one of the strongest attractions of organic products. Lip balm is a cosmetic product similar to lipstick whose purpose is to prevent lip dryness and protect against adverse environmental factors. The product's characteristics are: resistance to temperature variations, pleasant flavor, innocuousness, smoothness during application, adherence and easy intentional removal. This work involved the development of a lip balm formulated with certified organic raw materials and the execution of stability tests:...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Lip balm; Stability; Cocoa butter; Cosmetic; Organic.
Ano: 2013 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502013000200011
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Gelatin-based microspheres crosslinked with glutaraldehyde and rutin oriented to cosmetics BJPS
Graziola,Fabiana; Candido,Thalita Marcílio; Oliveira,Camila Areias de; Peres,Daniela D'Almeida; Issa,Michele Georges; Mota,Joana; Rosado,Catarina; Consiglieri,Vladi Olga; Kaneko,Telma Mary; Velasco,Maria Valéria Robles; Baby,André Rolim.
ABSTRACT Glutaraldehyde (GTA) has been extensively used as a gelatin crosslinking agent, however, new natural ones have been suggested as more biocompatible. Polyphenols are possible candidates and the flavonols, such as rutin (RUT), also exhibit potential synergism with sunscreens and antioxidant agents used in cosmetics. In this work, gelatin microspheres (M0) were obtained and crosslinked with GTA 10 mM (MG) or RUT 10 mM (MR), dissolved in acetone:NaOH 0,01M (70:30 v/v). MG exhibited crosslinking extent of 54.4%. Gelatin, M0, MG and MR did not elicit any signs of skin damage, regarding the formation of erythema, the barrier function disruption and negative interference in the stratum corneum hydration. Oily dispersions containing M0, MG or MR, isolated...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Protection solar/tests; Gelatin/microspheres/safety testing; Glutaraldehyde/safety testing; Flavonoids/Rutin/use in cosmetics; Natural products/use in cosmetics..
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502016000400603
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Comparative study of the stability of free and modified papain incorporated in topical formulations BJPS
Pinto,Claudinéia Aparecida Sales de Oliveira; Lopes,Patricia Santos; Sarruf,Fernanda Daud; Polakiewicz,Bronislaw; Kaneko,Telma Mary; Baby,Andre Rolim; Velasco,Maria Valéria Robles.
Papain is an enzyme used in topical formulations as a proteolytic debriding agent for the treatment of open, extensive wounds and burnings. It is also employed as an enhancer for cutaneous permeation of active compounds, chemical peeling and as a progressive depilatory agent. The stability of formulations containing enzymes is not easy. In this research, papain was modified with polyethylene glycol in order to increase the stability of the formulations. The comparative Normal Stability Testing of the topical formulations containing unmodified and modified papain showed that the modified variety presented with a differentiated profile under the adopted temperature conditions (5.0 ± 1.0 °C; 22.0 ± 2.0 °C; 40.0 ± 2.0 °C). The most suitable condition for...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Papain/use in topical formulations; Papain/normal stability test; Poliethylene glycol/use; Topical formulations/development; Papain/enzimatic activity.
Ano: 2011 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502011000400012
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Patenting in the cosmetic sector: study of the use of herbal extracts BJPS
Magalhães,Wagner Vidal; Baby,André Rolim; Velasco,Maria Valéria Robles; Pereira,Deborah Martin Mendes; Kaneko,Telma Mary.
The aim of this work was to evaluate the innovative performance of herbal extracts applied in cosmetics area, based on information collected from Brazilian, American and European patent banks. Analysis were carried out to evaluate the number of patent deposits from each database, the patent applicants profiles, the companies with most patent applications, and also the main uses of herbal extracts in cosmetics. Based on the results achieved, the number of patents filed at the Brazilian patent bank is much lower than that observed in American and European patent banks. Although the number of patents is limited, the analysis indicated a range of cosmetic applications that acts according to the international market trend, represented by a large number of...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cosmetics/patenting; Plant extract/use in cosmetics.
Ano: 2011 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502011000400005
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Influence of particle size on appearance and in vitro efficacy of sunscreens BJPS
Silva,Débora Granemann e; Sarruf,Fernanda Daud; Oliveira,Larissa Carolina Diniz de; Arêas,Elizabeth Pinheiro Gomes; Kaneko,Telma Mary; Consiglieri,Vladi Olga; Velasco,Maria Valéria Robles; Baby,André Rolim.
Nanotechnology applies to diverse sectors of science. In cosmetic area, investments have strengthened the idea that nanoproducts provide innumerable benefits to consumers. Extreme exposition to solar light can cause undesirable effects, thus, adding UV filters in cosmetic products are often used as prevention. Ethylhexyl methoxycinnamate and benzophenone-3 are UV filters widely used in sunscreen formulations, this UV filters absorb UVB and UVA radiation, respectively. In this study, sunscreen formulations were developed as nano and macroemulsion, but composed by the same raw material. Nanoemulsion was obtained by phase inversion temperature method (PIT). Physical and functional properties were evaluated by visual analysis, particle size distribution and by...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Nanoemulsion; PIT method; Benzophenone-3; Ethylhexyl methoxycinnamate.
Ano: 2013 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502013000200007
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Hair fiber characteristics and methods to evaluate hair physical and mechanical properties BJPS
Velasco,Maria Valéria Robles; Dias,Tania Cristina de Sá; Freitas,Anderson Zanardi de; Júnior,Nilson Dias Vieira; Pinto,Claudinéia Aparecida Sales de Oliveira; Kaneko,Telma Mary; Baby,André Rolim.
The hair thread is a natural fiber formed by keratin, a protein containing high concentration of sulfur coming from the amino acid cystine. The main physical proprieties of the hair depend mostly on its geometry; the physical and mechanical properties of hair involve characteristics to improve: elasticity, smoothness, volume, shine, and softness due to both the significant adherence of the cuticle scales and the movement control (malleability), as well as the easiness of combing, since they reduce the fibers static electricity. The evaluation of these effects on hair may be carried out by several methods, as: optical and electron microscopy, mechanical resistance measuring, shine evaluation and optical coherence tomography (OCT).
Tipo: Info:eu-repo/semantics/article Palavras-chave: Hair/properties; Hair/evaluation; Hair fibers/properties; Hair fibers/evaluation; Hair fibers/characteristics; Optical coherence tomography/analytical application; Optical microscopy/analytical application; Electron microscopy/analytical application.
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000100019
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Physical and physicochemical stability evaluation of cosmetic formulations containing soybean extract fermented by Bifidobacterium animalis BJPS
Vieira,Rafael Pinto; Fernandes,Alessandra Ribeiro; Kaneko,Telma Mary; Consiglieri,Vladi Olga; Pinto,Claudinéia Aparecida Sales de Oliveira; Pereira,Claudia Silva Cortez; Baby,André Rolim; Velasco,Maria Valéria Robles.
Peel off facial masks, based on polyvinyl alcohol (PVA), are formulations that, after application and drying, form an occlusive film over the face. After removing, they provide cleanness, tensor and moisturizing effects, removing dead cells, residues and other materials deposited on the stratum corneous. The soybean extract fermented by Bifidobacterium animalis has sugars, amino acids, peptides, proteins and free isoflavonoids in high concentrations, when compared to the unfermented extract, providing benefits to the cosmetic formulations like anti-aging effect, moisture, tensor action and emollience. The cosmetic bases of peel off facial masks, added with 5.0% w/w of fermented soybean extract, were submitted to Preliminary and Accelerated Stability...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cosmetic formulations/physical and physicochemical stability; Facial mask peel off; Polyvinyl alcohol; Soybean extract; Bifidobacterium animalis/fermentation.
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000300018
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Hydrolyzed collagen interferes with in vitro photoprotective effectiveness of sunscreens BJPS
Peres,Daniela D'Almeida; Hubner,Alexandra; Oliveira,Camila Areias de; Almeida,Tania Santos de; Kaneko,Telma Mary; Consiglieri,Vladi Olga; Pinto,Claudinéia Aparecida Sales de Oliveira; Velasco,Maria Valéria Robles; Baby,André Rolim.
ABSTRACT The chronological skin aging is a progressive and natural process with genetic and physiological changes. However, ultraviolet (UV) radiation may accelerate the oxidative stress, generating carcinogenesis and photoaging. Natural compounds and their applications are considered a trend in the cosmetic market. The protein-based film-forming compounds play an important role, once it collaborates for the better distribution of sunscreens on the skin. Here we investigated the in vitro photoprotective effectiveness of sunscreens containing the hydrolyzed collagen associated with UVA, UVB and/or inorganic filters. Sunscreens were developed with octocrylene (7.5%), butyl methoxydibenzoylmethane (avobenzone) (3.0%) and/or titanium dioxide (5.0%), associated...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Hydrolyzed collagen/protective effects; Photoprotector/effectiveness; Photoprotector/in vitro study; Sun protection factor; Sunscreen/UV filter; Critical wavelength.
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502017000200611
Registros recuperados: 11
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