Showing 3809–3824 of 5738 results

Hydroxy Camptothecine

10-Hydroxycamptothecin is a cell-permeable powerful DNA topoisomerase I inhibitor. It has selective inhibitory effect on the phosphorylation of histone H1 and H3, but less effect on other histones.


(-)-Arctigenin, a lignan found in certain plants of the Asteraceae, exerts biological activities including anti-inflammatory, antiviral and anticancer.


Sophoridine, a natural product obtained from medicinal plants, has a variety of pharmacological effects, including anti-cancer and anti-arrhythmia, and affects the immune and central nervous systems.


Cycloastragenol is a saponin comprising a group of oil glucosides naturally present in a number of plants. It is a potent telomerase activator in neuronal cells.

Bornyl Acetate

Bornyl acetate, the main volatile constituent in numerous conifer oils and some Chinese traditional herbs, exhibits anti-inflammatory property and it is used as an analgesic.


Isopsoralen, also known as angelicin, is a constituent of roots and leaves of angelica with anti-inflammatory activity and regulates LPS-induced inflammation via inhibiting MAPK/NF-κB pathways. It also shows antiviral activity against gammaherpesviruses.


Vincamine, an indole alkaloid found in the leaves of V. minor and C. roseus, is a peripheral vasodilator that increases blood flow to the brain.


Leonurine, an active alkaloid extracted from Traditional Chinese Medicine Herba leonuri, exerts several biological effects, such as antidiabetic, cardiovascular, and bovine mastitis protection.


Arteether is a well-known antimalarial drug which acts by producing free radicals within the malarial parasite.


3,4′,5-Trimethoxy-trans-stilbene (MR-3) is a methylated derivative of resveratrol and shows more potent inhibitory effects on the growth of human cancer cells (HT-29, PC-3, COLO 205) with IC50 values of 81.31, 42.71 and 6.25 μM, respectively.

L-Rhamnose Monohydrate

L-Rhamnose monohydrate is used as a starting material for the production of furanones. It is an important material involved in the reaction of flavors developed during the preparation of various foods like bread, grilled meats, etc.

Quinic Acid

Quinic acid is a crystalline acid obtained from cinchona bark, coffee beans, and other plant products and made synthetically by hydrolysis of chlorogenic acid.


Pyrogallol, an organic compound belonging to the phenol family, used as a photographic film developer and in the preparation of other chemicals. It is known to be a superoxide anion generator and ROS inducer.


Jatrorrhizine, one of the active constituents of Coptis chinensis Franch, has multiple bioactivities, such as hypoglycemic, antimicrobial, and antioxidant activities. It is an inhibitor of AChE with IC50 of 872 nM and demonstrates >115-fold selectivity for AChE over BuChE.


Protopine, an alkaloid present in different plants, has been shown to exhibit a number of activities, such as inhibition of calcium influx through both voltage and receptor-operated channels and inhibition of rabbit blood platelet aggregation. It also possesses anti-cholinergic and anti-histaminic as well as anti-bacterial activities.