Papaveraceae

Ethoxysanguinarine (6-Ethoxydihydrosanguinarine) shows human blood acetylcholinesterase (HuAChE) and human plasma butyrylcholinesterase (HuBuChE) inhibitory activity, with IC50 values of 0.83 +/- 0.04 microM and 4.20 +/- 0.19 microM, respectively.

1. Epiberberine may be caused drug interactions based on CYP2D6 enzyme. 2. Epiberberine has anti-adipogenic effect is mediated by downregulation of the Raf/MEK1/ERK1/2 and AMPKα/Akt pathways during 3T3-L1 adipocyte differentiation. 3. Epiberberine, as the brightest FSA emitter among the alkaloids, can also serve as an efficient conformation probe for HTG DNA and discriminate the DNA G-quadruplex from the RNA counterpart.

6-Methoxydihydrosanguinarine is a natural product. 6-Methoxydihydrosanguinarine shows strong cytotoxicity against MCF-7 and SF-268 cell lines with IC50 values of 0.61 μM and 0.54 μM, respectively.It has antibacterial activity against Methicillin-resistant Staphylococcus aureus (MRSA) strains with minimum inhibitory concentrations (MICs) ranging from1.9 to 3.9 microg/ml

(-)-Isocorypalmine ((S)-Tetrahydrocolumbamine), a natural product isolated from Corydalis chaerophylla, has significant antifungal activity.

Dihydrosanguinarine, a natural compound isolated from the leaves of [Macleaya microcarpa], exhibits antifungal and anticancer activity.

1. Chelerythrine (Broussonpapyrine) may have antimanic effect . 2. Chelerythrine can inhibit telomerase activity. 3. Chelerythrine is a well-known protein kinase C inhibitor . 4. Chelerythrine has potential antiproliferative and antitumor effects.

1. Coptisine chloride (NSC-119754) can be absorbed across intestinal epithelial cells, and completely absorbed compounds.

Cycleanine has potent antibacterial, antifungal, antiplasmodial, and cytotoxic activities.

Chelerythrine Chloride is a cell-permeable inhibitor of protein kinase C, competitive with respect to the phosphate acceptor and non-competitive with respect to ATP.

1. Coptisine (Coptisin) treatment increases cell viability based on its reversal effect on the enhanced activity of Indoleamine 2, 3-dioxygenase . 2. Coptisine treats myocardial I/R likely through suppressing myocardial apoptosis and inflammation by inhibiting the Rho/ROCK pathway. 3. Coptisine is a potential anti-osteosarcoma drug candidate, via exerting a strong anti-osteosarcoma effect with very low toxicity . 4. Coptisine with a high dosage could inhibit cholesterol synthesis via suppressing the HMGCR expression and promoting the use and excretion of cholesterol via up-regulating LDLR and CYP7A1 expression. 5. Coptisine suppresses adhesion, migration and invasion of MDA-MB-231 breast cancer cells in vitro, the down-regulation of MMP-9 in combination with the increase of TIMP-1 possibly contributing to the anti-metastatic function for breast cancer.

1. Corynoline ((+)-Corynoline) is an acetylcholinesterase inhibitor.

Scoulerine is an inhibitor of ß-site amyloid precursor protein cleaving enzyme 1(BACE1). Scoulerine a potent antimitotic compound that inhibits proliferation, arrests cell cycle, and induces apoptosis in cancer cells.

Bicuculline is an alkaloid extracted from Corydalis decumbens, acting as a competitive antagonist of the neurotransmitter GABAA receptor (IC50 = 2 μM). It also blocks Ca2+-activated potassium (SK) channels and inhibits slow afterhyperpolarization (slow AHP). Bicuculline has anticonvulsant effects and is commonly used to establish mouse seizure models.

1. Corydaline (Corydalin), an isoquinoline alkaloid, is one of the major active constituents in a new prokinetic botanical agent. 2. Corydaline promotes gastric emptying and small intestinal transit and facilitates gastric accommodation. 3. Corydaline exhibits the anti-acetylcholinesterase, antiallergic, and antinociceptive activities. 4. Corydaline has potent inhibition of CYP2C19 and CYP2C9.

Glaucine has antitussive, antioxidative potential and antiviral activities, it may be an anti-arthritic agent, it can enhance LPS and zymosan-induced IL-10 production. Glaucine can inhibit the migration and invasion of human breast cancer cells by MMP-9 i

1. Dehydrocorydaline (13-Methylpalmatine) exerts anti-metastatic potential via suppression of MMPs and Bcl-2 signaling in NSC-LC cells. 2. Dehydrocorydaline stimulates p38 MAPK activation, which can enhance heterodimerization of MyoD and E proteins, thus resulting in MyoD activation and myoblast differentiation. 3. Dehydrocorydaline shows antiplatelet effects, it inhibits thrombin-induced platelet aggregation in a low dose ( IC50= 34.914 ug/mL). 4. Dehydrocorydaline has anti-inflammatory and antinociceptive effects. 5. Dehydrocorydaline inhibits MCF-7 cell proliferation by inducing apoptosis mediated by regulating Bax/Bcl-2, activating caspases as well as cleaving PARP.

1. Acetylcorynoline (O-Acetylcorynoline) has antifungal,anti-inflammatory activity. 2. Acetylcorynoline may be one of the potent immunosuppressive agents through the blockage of dendritic cells maturation and function. 3. Acetylcorynoline is potential as a possible antiparkinsonian drug. (1) Significantly decreases dopaminergic neuron degeneration induced by 6-hydroxydopamine in BZ555 strain; (2) Prevents α-synuclein aggregation; (3) Restores food-sensing behavior, and dopamine levels; (4) Prolongs life-span in 6-hydroxydopamine-treated N2 strain. 4. Acetylcorynoline may exert its effects by decreasing egl-1 expression to suppress apoptosis pathways and by increasing rpn5 expression to enhance the activity of proteasomes.

Angoline hydrochloride (6-Methoxyldihydrochelerythrine) is an IL-6/STAT3 signaling pathway inhibitor isolated from Zanthoxylum nitidum with anticancer activity and inhibits STAT3 signaling.

Dihydroberberine has anti-atherosclerotic, anti-inflammatory, hypolipidemic and antitumor activities. It inhibits human ether-a-go-go-related gene (hERG) channels and remarkably reduces Hsp90 expression and its interaction with hERG.

13-Methylberberine chloride shows anti-adipogenic effect on 3T3-L1 adipocytes, it has potential as an anti-obesity drug

Tetrahydropalmatine (DL-Tetrahydropalmatine) is an active component isolated from corydalis, suppressing amygdaloid release of dopamine to inhibit an epileptic attack in rats.

1. Tetrahydrocoptisine (STYLOPINE) has effective effects in suppressing inflammation. 2. Tetrahydrocoptisine possesses a protective effect on LPS-induced ALI through inhibiting of NF-κB signaling pathways, which may involve the inhibition of pulmonary inflammatory process. 3. Tetrahydrocoptisine has gastroprotective activity, is attributed to reducing NO production and adjusting the pro-inflammatory cytokine, inhibited neutrophil accumulation and NF-κB expression. 4. Tetrahydrocoptisine is an active anti-inflammatory constituent by inhibition of TNF-α, IL-6 and NO production possibly via down-regulation of NF-κB activation, phospho-ERK1/2 and phospho-p38MAPK signal pathways.

Chelidonic acid (Jervaic acid) is a component of Chelidonium majus L., used as a mild analgesic, an antimicrobial, an acentral nervous system sedative. Chelidonic acid (Jervaic acid) also shows anti-inflammatory activity.

1. Dihydrochelerythrine (12,13-Dihydrochelerythrine) is nontoxic up to 5μM concentration. 2. Dihydrochelerythrine has antifungal activity against pathogenic plant fungi. 3. Dihydrochelerythrine has potential application in the therapy of serious infection caused by I. multifiliis. 4. Dihydrochelerythrine affects cell cycle distribution, activates mitochondrial apoptotic pathway, and induces apoptosis and necrosis in HL-6 cells.