Zobrazeno 1 - 10
of 101
pro vyhledávání: '"Ih-seop Chang"'
Publikováno v:
Radiation Measurements. 56:248-251
Environmental gamma-ray dose rates were measured by using ultra-high sensitive LiF:Mg,Cu,Si thermoluminescence dosimeters (TLDs) during short-term burial. The resultant gamma-ray dose rates were compared with those measured by using optically stimula
Publikováno v:
Radiation Measurements. 46:1496-1499
The LiF:Mg,Cu,Si thermoluminescence materials, recently developed at the laboratory, gain uprising popularity because the materials show several outstanding performance results such as high sensitivities for gamma radiation, flat energy responses wit
Autor:
Yeon-Mi Lim, Hyoung-Ah Kim, Kui-Lea Park, Seong-Joon Moon, Soojin Lee, Seoyoung Kim, Susun An, Ih-Seop Chang, Yong Heo
Publikováno v:
Contact Dermatitis. 58:193-198
Background Worldwide restrictions in animal use for research have driven efforts to develop alternative methods. Objective The study aimed to test the efficacy of the macrophage inflammatory protein-1beta (MIP-1beta) assay for testing chemicals' skin
Publikováno v:
Journal of Chromatography B. 865:159-166
A new simple, rapid and sensitive high-performance anion-exchange chromatography method with pulsed amperometric detection (HPAEC-PAD) was developed and validated for the simultaneous determination of two Amadori compounds, arginyl-fructose and argin
Autor:
Jin-Young Lee, Min-Kee Kim, Ih-Seop Chang, Lee Jeong A, Heung-Soo Baek, Soo-Mi Ahn, Ho-Sik Rho, Duck-Hee Kim, Yoo Jae-Won
Publikováno v:
Bulletin of the Korean Chemical Society. 29:43-46
Data were obtained as meanvalue of 1/[V], inverse of the increase of optical density at 450 nm per min. (OD450/min), of three independent tests with differentconcentrations of L-tyrosine as a substrate. (A) with 100 μM (rectangle), 50 μM (triangle)
Publikováno v:
Journal of Nanoscience and Nanotechnology. 7:3944-3948
Micelle-to-vesicle transition method was used to make liposomes containing oleanolic acid. First, the solubilization of potassium salt of oleanolic acid at basic condition by micelle formation was confirmed. Using the soluble state of oleanolic acid
Publikováno v:
Skin Research and Technology. 13:417-424
The purpose of this study is to investigate the optimum combination of polyols and oils in moisturizing cosmetic products to improve the human skin moisturization and skin surface roughness. Polyols and oils are essential ingredients in skin care pro
Publikováno v:
Solid State Phenomena. :1717-1720
To improve lipase activity and make the particulate carrier for practical application, lipase was conjugated to chitosan(Mwavg=80,000) by immine reaction. The lipase activity of conjugate was 93% of its initial activity at room temperature for 7 mont
Publikováno v:
The Journals of Gerontology Series A: Biological Sciences and Medical Sciences. 62:490-499
We measured proteasome activities and the levels of proteasome subunits in dermal fibroblasts from individuals aged 20-82 years. Proteasome activities changed with age in a biphasic manner, decreasing significantly up to 50 years of age and showing n
Publikováno v:
Contact Dermatitis. 56:131-136
There are many cosmetic ingredients, such as preservatives and fragrances, known to elicit adverse effects. The aim of this study was to investigate the side-effects of cosmetic preservatives, by evaluating objective and subjective skin irritation. T