Abstract:
PURPOSE: Provided is a pharmaceutical composition comprising the extract of a root of the balloon-flower. The composition is useful for preventing and treating degenerative brain disease or for the enhancement of memory. The composition increases cholinergic neurotransmitter activity and simultaneously prevents nerve cells from the damage. CONSTITUTION: The pharmaceutical composition for preventing and treating degenerative brain disease is characterized by containing the extract of a root of the balloon-flower, and a pharmaceutically acceptable carrier. The extract is obtained by adding 5-15 times of water to powder of a root of the balloon-flower, followed by heating at 80-100 deg.C for 1-24 hours and filtration.
Abstract:
PURPOSE: A novel method for preparing 2-arylmethyl azetidine-carbapenem-3-carboxylic ester is provided to have broad drug effect and to ensure antibacterial activity. CONSTITUTION: A 2-arylmethyl azetidine-carbapenem-3-carboxylic ester of chemical formula 1 or pharmaceutically acceptable salt thereof is prepared by coupling a compound of chemical formula 2 with a compound of chemical formula 3 at -10°C to room temperature. The coupling reaction is performed under the presence of base of triethylamine, N,N-diisopropylethylamine, pyridine, or mixture thereof.
Abstract:
본 발명은 도라지 추출물을 포함하는 퇴행성 뇌질환의 예방 및 치료용 또는 기억력 증진용 약학 조성물 또는 식품 조성물에 관한 것으로, 본 발명의 조성물은 콜린성 신경전달물질의 효능을 증강시키고 동시에 신경세포의 손상을 방지하므로 퇴행성 뇌질환의 예방 및 치료제로서, 또한 기억력 증진을 위해 유용하게 사용될 수 있다.
Abstract:
PURPOSE: A pharmaceutical composition comprising old platycodon extracts is provided, which old platycodon extract stimulates activation of macrophages to increase formation of various immune-related cytokines, so that the pharmaceutical composition is useful for prevention and treatment of disease caused by abnormality of immune system such as cancer, diabetes, dementia and asthma. CONSTITUTION: The pharmaceutical composition for prevention and treatment of disease caused by abnormality of immune system comprises old platycodon extracts and pharmaceutically acceptable carriers, wherein the old platycodon extract is prepared by adding distilled water into old platycodon powder, heating them at 90 to 95 deg. C for 5 hours twice, filtering the hot water extract of old platycodon, and freeze-drying the filtered solution.