Search Results
Results 101 - 150 of 961
1 2 3 4 5 6 7 8 9 10 >
Nile Shivraj Hariram - - 2013
The polyphenolic contents and the antioxidant activity of the skins and pulps of different grape cultivars were estimated using HPLC and DPPH antioxidant assay, respectively. The phenolics and flavonoids identified were quercetin, kaempferol, caffeic acid, p-coumaric acid, cinnamic acid, and (-)-epicatechin. The total phenolic contents were found to be the ...
Ran-Ressler Rinat R - - 2013
Branched-chain fatty acids (BCFA) are primarily saturated fatty acids (FA) with a methyl branch, usually near the terminal methyl group. BCFA are abundant in bacteria, skin, and vernix caseosa but have seldom been studied with respect to human nutrition. They are constituents of the term newborn infant gut lumen, being ...
Morofuji Ryo - - 2013
Skin has various types of transporters and is a biochemically active organ. These aspects of skin influence the distribution of chemicals in skin and their elimination from skin. The biochemical and histological variations of the skin must be taken into account when conducting transdermal penetration research. Here we used hairless ...
Desbois Andrew P - - 2013
New compounds are needed to treat acne and superficial infections caused by Propionibacterium acnes and Staphylococcus aureus due to the reduced effectiveness of agents used at present. Long-chain polyunsaturated fatty acids (LC-PUFAs) are attracting attention as potential new topical treatments for Gram-positive infections due to their antimicrobial potency and anti-inflammatory ...
Miura Yoshiro - - 2013
The author focuses on the biological significance of ω-oxidation of fatty acids. Early studies revealed that there is a subsidiary pathway for β-oxidation of fatty acids when β-oxidation is blocked. Many studies demonstrated that the ω-oxidation serves to provide succinyl-CoA for the citric acid cycle and for gluconeogenesis under conditions ...
Wen Kuo-Ching - - 2013
Melanin is responsible for skin color and plays a major role in defending against harmful external factors such as ultraviolet (UV) irradiation. Tyrosinase is responsible for the critical steps of melanogenesis, including the rate-limiting step of tyrosine hydroxylation. The mechanisms of action of skin hypopigmenting agents are thought to be ...
Sharad Jaishree J Skinfiniti Aesthetic Skin and Laser Clinic, Mumbai, - - 2013
Chemical peels have been time-tested and are here to stay. Alpha-hydroxy peels are highly popular in the dermatologist's arsenal of procedures. Glycolic acid peel is the most common alpha-hydroxy acid peel, also known as fruit peel. It is simple, inexpensive, and has no downtime. This review talks about various studies ...
Elbayed Karim - - 2012
High-resolution magic angle spinning (HR-MAS) is a nuclear magnetic resonance (NMR) technique that enables the characterization of metabolic phenotypes/metabolite profiles of cells, tissues and organs, under both normal and pathological conditions, without resorting to time-consuming extraction techniques. In this paper we explore a new domain of application of HR-MAS namely ...
Del Rio Sancho Sergio - - 2012
Percutaneous transdermal absorption of esculetin (6,7-dihydroxycoumarin), an oxidative damage inhibitor, was evaluated by means of in vitro permeation studies in which vertical Franz-type diffusion cells and pig ear skin were employed. To determine the absorption of esculetin, we validated a simple, accurate, precise, and rapid HPLC-UV method. Additionally, the effects ...
Kwon Seung Gee - - 2012
ABSTRACT: Hyaluronic acid filler injection is widely used for soft tissue augmentation. However, there could be disastrous complications by direct vascular embolization. We present a case of ischemic oculomotor nerve palsy and skin necrosis after hyaluronic acid filler injection on glabellar.Blepharoptosis, exotropia and diplopia developed suddenly right after the injection, ...
Mark Harker H Port Sunlight Laboratory, Unilever Research and Development, Quarry Road East, Bebington, Wirral, CH63 3JW, UK. - - 2013
The free amino acid (AA) composition of eccrine sweat is different from other biological fluids, for reasons which are not properly understood. We undertook the detailed analysis of the AA composition of freshly isolated pure human eccrine sweat, including some of the key derivatives of AA metabolism, to better understand ...
Genisheva Z - - 2013
Corn cobs, grape skins and grape stems were evaluated as support materials for immobilization of the lactic acid bacteria Oenococcus oeni. The support materials with immobilized cells were further used in malolactic fermentation (MLF) of white wine. Viability of using the immobilized supports was evaluated in consecutive batch fermentations under ...
Treutter Dieter - - 2012
The fruits of the European plum Prunus domestica exhibit a great diversity in appearance including the skin colors. This study attempts to elucidate the phenylpropanoid and flavonoid profiles of 28 plum varieties belonging to P. domestica and related species as well as hybrids. A total of 49 phenolic compounds extracted ...
Murakami Hitoshi - - 2012
Skin collagen decreases in protein-malnourished states. Amino acids regulate protein metabolism, glutamine stimulates collagen synthesis through the conversion process to proline and provides 75 % of the intracellular free proline in fibroblasts. However, the impact of these amino acids on collagen synthesis under malnutrition has not been examined. We investigated the ...
Park Mi-Ran - - 2013
Fusidic acid is a bacteriostatic antibiotic that is effective primarily on gram-positive bacteria, such as Staphylococcus and Corynebacterium species. It is often topically applied to the skin, but is also given systemically as a tablet or injection. Allergic contact dermatitis, or urticaria, has been reported as a side effect of ...
Arts Michael T - - 2012
Temperature and ultraviolet B radiation (UVB 290-320 nm) are inextricably linked to global climate change. These two variables may act separately, additively, or synergistically on specific aspects of fish biochemistry. We raised Atlantic Salmon (Salmo salar) parr for 54 days in outdoor tanks held at 12 and 19 °C and, at each temperature, ...
Chandra Harish Mani - - 2012
The purpose of this study was to determine the antioxidant potential of phytochemicals present in 15 commercially important tomato genotypes specifically developed for growing in different geographical regions (high altitude and plain). Antioxidant components of tomatoes, namely lycopene, anthocyanin, ascorbic acid, total phenolics, quenching capacity of free radicals, and titratable ...
Corsini Emanuela - - 2012
Progress in understanding the mechanisms of skin sensitization, provides us with the opportunity to develop in vitro tests as an alternative to in vivo sensitization testing. Keratinocytes play a key role in all phases of skin sensitization. We have recently identified interleukin-18 (IL-18) production in keratinocyte as a potentially useful ...
Tashtoush Bassam M - - 2012
At pharmacological doses, nicotinic acid has a lipid-regulating effect and is in use clinically for that purpose. However, despite of all features, its utility is strongly limited by several disadvantages such as, extensive hepatic metabolism and flushing. Transdermal delivery of nicotinic acid may, therefore, be the solution to reducing side ...
Külkamp-Guerreiro Irene C - - 2012
The cosmetic benefit obtained from the use of lipoic acid in the treatment of different skin disorders related to oxidative stress is compromised by its chemical instability, which complicates the preparation of cosmetic formulations suitable for topical use. Considering that nanoencapsulation increases the stability of lipoic acid, the aim of ...
Merinville Eve - - 2012
The aim of this work was to investigate the effects of 1,18-octadecen-9-dioic acid (dioic acid) and a Rumex occidentalis extract complex for their skin lightening action in an Indian population. Prior to the clinical study, the efficacy of dioic as an inhibitor of melanogenesis was confirmed on dark pigmented human ...
Hamazaki-Fujita Nina - - 2012
Little is known about nonpathological facial skin problems at present. The aim of the present study was to investigate the relationships among facial skin conditions, mood, and the fatty acid composition of red blood cells (RBCs) in women. One hundred and thirty-two apparently healthy Japanese women aged between 20 and ...
Fiume Monice M - - 2012
Stearyl heptanoate is an ester of stearyl alcohol and heptanoic acid that functions in cosmetics as a skin conditioning agent and is in the general class of chemicals called stearyl alkanoates. Stearyl caprylate, stearyl palmitate, stearyl stearate, stearyl behenate, and stearyl olivate are stearyl alkanoates with similar chemical structures, toxicokinetics, ...
- - 2012
On the cover: Recovery of E. coli O157:H7 on selective agars from cilantro enrichment broth, some following Immunomagnetic Separation or acid treatment, from "Detection and Isolation of Low Levels of E. coli O157:H7 in Cilantro by Real-Time PCR, Immunomagnetic Separation, and Cultural Methods with and without an Acid Treatment" by ...
Baiano Antonietta - - 2012
In order to investigate the effects of cryomaceration and reductive vinification on chemical and physical indices and on antioxidant compounds of Sauvignon blanc wines, four wine-making procedures were applied: traditional white vinification, skin cryomaceration, vinification in a reductive environment, and a combination of the last two procedures. Significant differences were ...
Ieri Francesca - - 2012
In the fresh tissues of Prunus mahaleb L., three classes of phenolics were characterised: phenolic acid derivatives (main compound being o-coumaric acid glucoside), quercetin glycosides, and anthocyanins (cyanidin 3,5-diglucoside, cyanidin 3-sambubioside, cyanidin 3-xylosyl-rutinoside and cyanidin 3-rutinoside). Coumarin was also identified. The kernels showed a high content of coumarin (0.87mgg(-1)) which ...
Korotin D M - - 2012
XPS measurements of coarse-grained and nanostructured nitinol (Ni(50.2)Ti(49.8)) before and after chemical treatment in hydrofluoric acid (40% HF, 1 min) are presented. The nanostructured state, providing the excellent mechanical properties of nitinol, is achieved by severe plastic deformation. The near-surface layers of nitinol were studied by XPS depth profiling. According ...
Fagien Steven - - 2012
: As we currently have a better understanding of the components of facial aging, injectable filling agents have a larger role in nonsurgical facial rejuvenation. Many products are now available worldwide as options for treating the spectrum of indications that include particular agents used for the treatment of various facial ...
Barrett T D - - 2012
JNJ-26070109 [(R)4-bromo-N-[1-(2,4-difluoro-phenyl)-ethyl]-2-(quinoxaline-5-sulfonylamino)-benzamide] is a novel antagonist at cholecystokinin CCK(2) receptors with good pharmacokinetic properties and represents a novel mechanism for the treatment of gastro-oesophageal reflux disease (GORD). The purpose of the present study was to determine whether chronic treatment with JNJ-26070109 could prevent, as well as treat, acid rebound in ...
Zeng Shaokui - - 2012
Acid-solubilized collagen (ASC) and pepsin-solubilized collagen (PSC) were extracted from the skin of cobia (Rachycentron canadum). The yields of ASC and PSC were 35.5% and 12.3%, respectively. Based on the protein patterns and carboxymethyl-cellulose chromatography, ASC and PSC were composed of α1α2α3 heterotrimers and were characterised as type I collagen ...
Konda Sailesh - - 2012
Pigmentary abnormalities are among the most common reasons why patients with skin of color visit a dermatologist. Hydroquinone has been a cornerstone for the treatment of hyperpigmentation; however, concerns regarding adverse effects have prompted a search for alternative agents. Some promising topical treatments include soy, licorice, rucinol, mulberry, niacinamide, ellagic ...
Lasmar Mf - - 2012
Background:  Enamel etching for brackets is usually done with phosphoric acid. Er:YAG lasers have been recently used for this purpose with conflicting results. The effects of lasers on tooth demineralization and the effects of different combinations of laser treatments and bonding agents were evaluated in this study. Methods:  The enamel ...
Pires Eduardo José - - 2012
The major objective of this work is to improve the pre-treatments of Brewers´ Spent Grains (BSG) aiming at their use as a source for lignocellulosic yeast carriers' (LCYC) production. Therefore, several pre-treatments of BSG have been designed aiming at obtaining various yeast carriers, differing on their physicochemical composition. Cellulose, hemicellulose, ...
Mohammadpour Mehrdad - - 2012
Kojic acid and deferiprone are iron chelators used for skin lightening and iron-overload treatment, respectively. As iron chelation and free radical scavenging are principal factors for wound healing, it was hypothesised that the local application of these compounds might accelerate wound healing in rats. Ointments of 3%, 6% and 9% ...
Weeks Andrea - - 2012
Conventional and silicone hydrogels as models for contact lenses were prepared to determine the effect of the presence of hyaluronic acid on lysozyme sorption and denaturation. Hyaluronic acid was loaded into poly(2-hydroxyethyl methacrylate) and poly(2-hydroxyethyl methacrylate)/TRIS - methacryloxypropyltris (trimethylsiloxy silane) hydrogels, which served as models for conventional and silicone hydrogel ...
Beer Kenneth - - 2012
Treatment protocols exist for vascular obstruction due to injections with hyaluronic acids. Options for vascular insult due to non-hyaluronic acid products are less defined. The authors report two cases of vascular insult due to calcium hydroxylapatite and discuss treatment options. Patients who have vascular occlusion due to calcium hydroxylapatite require ...
Lee Chan Woo - - 2012
Accessible triterpenoids of ursane and lupane series, the flavonoid dihydroquercetin and their synthetic derivatives with polar substituentss were tested in vitro for inhibition of collagenase 1 (MMP-1) in UVB irradiation assay. Ursolic acid and uvaol disuccinate were the most active inhibitors in the ursane series. In the lupane series, the ...
L'alloret Florence F L'Oréal Research and Innovation, Chevilly Larue, - - 2012
It is now recognized that to adequately protect skin from sun damage, sunscreens require a photostable combination of ultraviolet (UV) filters with a suitable level of UVA protection. The total amount of UV filters should be as low as possible to avoid adverse skin reactions, potential environmental impact, and to ...
Mizuochi Tatsuki - - 2012
BACKGROUND: Benign recurrent intrahepatic cholestasis type 1 (BRIC-1), a rare autosomal recessive disorder characterized by recurrent episodes of jaundice and pruritus, is caused by mutations in the ATP8B1 gene. Rifampicin has been reported to be an effective treatment of jaundice and pruritus in patients with BRIC. Proposed mechanisms of effect ...
Lim Seok Won - - 2012
A quick hemostatic effect, as well as sclerosing and shrinkage of hemorrhoids, can be attained when internal hemorrhoids are treated by using injection therapy with aluminum potassium sulfate and tannic acid (ALTA), the outcomes of treatment may be similar to those of a hemorrhoidectomy. However, if the type of hemorrhoid ...
Li Jian - - 2012
Yali pears (Pyrus bretschneideri Rehd.) are susceptible to mechanical damage. In this study, the protective effects of chitosan treatments on the quality of bruised pears were evaluated. The fruit were treated with 1.5% chitosan before or after bruise damage, respectively. Then, the fruit were stored at 16 °C and 85-90% ...
Badshah Malik - - 2012
A multi-channel analyzer was used to evaluate biogas potential of sugarcane bagasse (SCB). The Automatic Methane Potential Test System contained fifteen parallel reactors and the same number of gas flow meters attached to the acquisition system. The set of reactors - gas flow meters gave reproducible results during anaerobic digestion ...
Walvoort Marthe T C - - 2012
The automated solid-phase assembly of oligomannuronic acid alginates, key exopolysaccharides of the opportunistic Gram-negative bacterium Pseudomonas aeruginosa, has been achieved through the use of mannuronic acid building blocks in a fully automated carbohydrate synthesizer. G. A. van der Marel, J. D. C. Codée, and co-workers report in their Communication (DOI: ...
Hogendorf Wouter F J - - 2012
The use of perfluorooctylpropylsulfonylethanol as a new phosphate protecting group and fluorous linker is evaluated in the stepwise solution phase synthesis of a number of biologically relevant (carbohydrate substituted) glycerol teichoic acid fragments. Teichoic acid fragments, up to the dodecamer level, were assembled by means of phosphoramidite chemistry, using a ...
Roviello Giovanni N - - 2012
In this work, we describe the synthesis, evaluation of some biological properties, such as DNA- and RNA-binding ability and in sero stability, as well as the supramolecular assembly of a novel nucleoamino acid based on L: -spinacine. More particularly, a thymine-containing L: -spinacine derivative was synthesized in liquid phase by ...
Yokoi Taishi - - 2012
Octacalcium phosphates (OCPs) co-incorporated with various molar ratios of succinate and suberate ions were synthesized by wet processing. The interplanar spacings of the (100) planes (d(100)) of OCPs formed in the presence of succinic acid (Suc) or suberic acid (Sub) were larger than those of OCPs formed without addition of ...
Fairhurst Nathan W G - - 2012
The Ireland-Claisen [3,3]-sigmatropic rearrangement has been used to access biologically important β,β'-dihydroxy α-amino acids. The rearrangement reported is highly stereoselective and offers excellent levels of remote stereocontrol. This strategy has been used to synthesize the natural immunosuppressant mycestericin G and ent-mycestericin G, allowing for a revision of absolute configuration of ...
Jalkanen Tero - - 2012
: Thermally promoted addition of undecylenic acid is studied as a method for modifying porous silicon optical reflectors that have been pre-treated with thermal hydrocarbonization. Successful derivatization of undecylenic acid is demonstrated and confirmed with Fourier transform infrared and X-ray photoelectron spectroscopies. The results indicate that the hydrocarbonization pre-treatment considerably ...
Pearson Claire - - 2012
[This corrects the article on p. e33998 in vol. 7.].
Kandasamy Saravanakumar - - 2012
This work was to find out the dominant secondary metabolites derived from the fungus Trichoderma and to test them against skin cancer protein. The metabolites were extracted in 80% methanol from the fungal biomass of Trichoderma isolated from mangrove sediment. The crude methanol extract was purified and analysed for the ...
1 2 3 4 5 6 7 8 9 10 >