Abstract:
The present invention relates to a herbal mixture extract of Rehmanniae Radix Preparata and Acanthopanacis Cortex and a composition comprising the same for the prevention and treatment of osteoporosis.The herbal mixture extract of the present invention enhances the expression of osteoprotegerin (OPG) in osteoblasts and effectively inhibits the generation and activation of osteoclasts, so that it can be effectively used for the prevention and treatment of osteoporosis.
Abstract:
Disclosed are a blue phosphorescent compound with a high color purity and a high efficiency, and an organic electroluminescent device using the same. The blue phosphorescent compound is represented by the following Formula: wherein R1 to R5 are each independently hydrogen (H), fluorine (F), chlorine (Cl), bromine (Br), a cyano group, a C1 to C6 alkyl group, a C1 to C6 alkoxy group, a C6 to C20 substituted or unsubstituted aromatic group, a C5 to C20 substituted or unsubstituted heterocyclic group, a C1 to C6 amine group, a C6 to C20 aromatic-substituted amine group, or a C5 to C20 heterocycle-substituted amine group, X is selected from nitrogen (N), oxygen (O), phosphorous (P) and sulfur (S) atoms, at least one of A1, A2, A3 and A4 is nitrogen (N), and the remaining are selected from hydrogen (H)-substituted carbon, and alkyl or alkoxy-substituted carbon, L is a monodentate or bidentate ligand and n is 1 to 3.
Abstract:
A red phosphorescent compound, includes a host material being capable of transporting an electron or a hole; and a dopant material represented by the following formula 1: wherein each of R1 to R4 is selected from the group consisting of hydrogen atom (H), C1 to C6 alkyl and C1 to C6 alkoxy, and at least one of R1 to R4 is C1 to C6 alkyl, and wherein each of R5 to R7 is selected from the group consisting of hydrogen, C1 to C6 alkyl and pyrrole, and at least one of R5 to R7 is pyrrole, and wherein each of X and Y is selected from the group consisting of H, non-substituted C1 to C6 alkyl and C1 to C6 alkyl substituted by fluorine.
Abstract:
The present invention relates to a use of a specific alpha-arylmethoxyacrylate derivative, or its pharmacologically acceptable salt or solvate for preventing and treating metabolic bone diseases.
Abstract:
A blue fluorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1: [Formula 1] wherein each of the R1, the R2, the R3, the R4, and the R5 is selected from hydrogen, fluorine, C1-C6 substituted or non-substituted alkyl group, C6-C30 substituted or non-substituted aromatic group, and C6-C30 substituted or non-substituted heterocyclic group, and two of the R1, the R2, the R3, the R4 and the R5 are fluorine and wherein the R6 is selected from the C6-C30 substituted or non-substituted aromatic group, and the C6-C30 substituted or non-substituted heterocyclic group.
Abstract:
The present invention relates to a herbal mixture extract of Pleurotus eryngii, Acanthopanacis Cortex and Notoginseng Radix and a composition for prevention and treatment of periodontal disease containing the herbal mixture extract as an active ingredient, more precisely, a herbal mixture extract having activities of inhibiting the generation and activation of osteoclasts by enhancing the expression of osteoprotegerin (OPG) in osteoblasts, preventing alveolar bone from destruction by inhibiting the proliferation of osteoclasts and maintaining the growth of periodontal ligament cells and gingival fibroblasts, and a composition for prevention and treatment of periodontal disease containing the above mixture as an active ingredient.
Abstract:
A red phosphorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1: and each of R1 to R4 is one of the group consisting of hydrogen atom (H), C1 to C6 substituted or non-substituted alkyl group, C1 to C6 substituted or non-substituted alkoxy group, and halogen atom.
Abstract:
A red phosphorescent compound, includes a host material being capable of transporting an electron or a hole; and a dopant material represented by the following formula 1: wherein each of R1 to R4 is selected from the group consisting of hydrogen atom (H), C1 to C6 alkyl and C1 to C6 alkoxy, and at least one of R1 to R4 is C1 to C6 alkyl, and wherein each of R5 to R7 is selected from the group consisting of hydrogen, C1 to C6 alkyl and pyrrole, and at least one of R5 to R7 is pyrrole, and wherein each of X and Y is selected from the group consisting of H, non-substituted C1 to C6 alkyl and C1 to C6 alkyl substituted by fluorine.
Abstract:
Disclosed herein is a red phosphorescent compound represented by Formula 1 below: wherein Further disclosed herein is an organic electroluminescent (EL) device using the red phosphorescent compound.
Abstract:
The present invention relates to a use of a specific alpha-arylmethoxyacrylate derivative, or its pharmacologically acceptable salt or solvate for preventing and treating metabolic bone diseases.