Twenty-seven compounds were isolated from the methanol extract of the stems of Pinus massoniana by means of chromatographic methods, and their structures were elucidated as 8(14),15-Pimaradien-19-oic acid (1), Pimaric (2), Podocarpic acid (3), 12-Hydroxydehydroabietic acid (4), Dehydroabietic acid (5), 15-Hydroxydehydroabietic (6), 3β-Methoxyserrat-14-en-21-one (7), 3β-Hydroxy- serrat- 14-en-21-one (8), 3β-Methoxyserrat-14-en-21-one-30-al (9),(24R)-Stigmst- 4-ene-3-one (10),β-sitosterol (11),-3-Hydroxy-5-methoxy-stilbene(12), 4-Hydroxy-3- methoxycinnamaldehyde (13),-Ferulic acidtetracosyl ester (14), Alkylferulates (15), Pinocembin (16), Coniferaldehyde (17), Matairesinol (18),-Nortrachelogenin (19), Balanophonin (20), Cedrusin (21),-Pinoresinol (22), Tanegoside (23), 1,2-Bis-(4-hydroxy-3- methoxyphenyl)-propane-1,3-diol (24),(1S*, 2S*)-1-(4- Hydroxyphenyl) glyceri...

同時(shí)對(duì)馬尾松枝條的甲醇提取物利用各種色譜技術(shù)進(jìn)行了分離純化WWW18黄，并利用現(xiàn)波譜技術(shù)鑒定了27個(gè)化合物的結(jié)構(gòu)，分別為：8(14)黄频又色又硬又爽，15-Pimaradien-19-oic acid (1)黄片免费国产黄片免费国产黄片、海松酸(2)、羅漢松酸(3)插进入视频、12-羥基脫氫松香酸(4)16年黄色免费在线观看、脫氫松香酸(5)、15-羥基-脫氫松香酯(6)91影久久久、3β-甲氧基-鋸齒石松-14-烯-21-酮(7)日一日射一射、3β-Hydroxyserrat-14-en-21-one (8)、3β-Methoxyserrat-14-en-21– one-30-al (9)亚洲最大黄色网站在线观看视频在线观看免费、(24R)-豆甾-4-烯-3-酮(10)天堂日韩无码、-3-羥基-5-甲氧基-二苯乙烯(12)、4-Hydroxy-3-methoxycinnamaldehyde (13)小黄片女生丝袜视频、-Ferulic acidtetracosyl ester (14)爱搞在线观看、Alkylferulates (15)、Pinocembin (16)欧美性爱日、Coniferaldehyde (17)黄片一级欧美、羅漢松樹(shù)脂酚(18)、 Balanophonin (20)色哟哟最新网站入口、tanegoside (23)日韩精品毛色视频在线播放网站、1，2-Bis-(4-hydroxy- 3-methoxyphenyl)-propane- 1猛男好爽好爽男人天堂，3-diol (24)人人操人人插人人搞、(1S*，2S*)- 1-(4-hydroxyphenyl)glycerins (25)、(1R*国产白领诱惑在线观看视频，2R*)-1-(4-hydroxy- phenyl)gly-cerins (26)和赤松素(27)浮力国产第三页草草影院。

Objective: To study lipid-regulating action of 2, 3, 5, 4′-tetrahydroxy stilbene-2- O-β-D -glucopyranoside from Polygonum multiflorum on experimental model hyperlipidemic rats.

中文摘要：目的：研究何首烏的2，3大黑吊日逼，5国产黄色网站在线，4′-四羥基二苯乙烯-2- O-β-D -葡萄糖苷對(duì)實(shí)驗(yàn)性高脂血癥大鼠的調(diào)脂作用。

Objective To explore the effects of 2, 3, 5, 4'-tetrahydroxy stilbene-2-β-D-glycoside on the over-expression and aggregation of α-synuclein in vitro.

目的 觀察二苯乙烯苷在體外試驗(yàn)中對(duì)COS-7細(xì)胞株過(guò)度表達(dá)α-synuclein蛋白的影響黄色在线视频免费。

Based on the objective lens and voice coil motor of the current DVD pickup head,according to photobleaching three-dimensional (3D) optical information storage's theory of two-photon absorption,the Ti∶sapphire femtosecond pulse laser was used as written optical beam and reading optical beam of two-photon three-dimensional optical storage voice coil motor was carried through multiplayer choice, and the storage and readout experimental study of binary format code with two-photon photobleaching in the new photobleaching material consisting of stilbene derivant was conducted.

基于現(xiàn)有的DVD光頭物鏡與音圈電機(jī)日韩国产播放不卡，根據(jù)光致漂白的雙光子吸收三維光信息存儲(chǔ)原理，以鈦藍(lán)寶石飛秒脈沖激光進(jìn)行雙光子光信息寫(xiě)入和讀出欧美性爱黑白配，利用音圈電機(jī)進(jìn)行選層操操操com，在新型光致漂白材料二苯乙烯衍生物中進(jìn)行光致漂白二進(jìn)制編碼信息的存儲(chǔ)和讀出實(shí)驗(yàn)研究；實(shí)現(xiàn)了三層光信息存儲(chǔ)在线观看的av网站，信息點(diǎn)間距和信息層間距分別為4 μm和15 μm人体国模私拍av；用Matlab軟件讀出信息的信號(hào)強(qiáng)度并對(duì)其進(jìn)行了識(shí)別，識(shí)別結(jié)果與寫(xiě)入的二進(jìn)制編碼信息完全一致淫淫综合网。