The screening and testing of extracts against a variety of pharmacological targets in order to
benefit from the immense natural chemical diversity is a concern in many laboratories …

Nitric oxide (NO) is a neurotransmitter that mediates the activation and inhibition of
inflammatory cascades. Even though physiological NO is required for defense against …

Neurodegenerative diseases are a set of diseases in which slow and progressive neuronal
loss occurs. Nitric oxide (NO) as a neurotransmitter performs key roles in the stimulation and …

Seven new Securinega alkaloids, securingines A–G (1–7), together with seven known
analogues (8–14), were isolated from the twigs of Securinega suffruticosa. Their chemical …

Toona sinensis, popularly known as Chinese toon or Chinese mahogany, is a perennial
deciduous arbor belonging to the genus Toona in the Meliaceae family, which is widely …

Neurodegenerative disorders such as Alzheimer's disease (AD) are distinguished by the
irreversible degeneration of central nervous system function and structure. AD is …

Melongenaterpenes A–L (1–12), 12 new sesquiterpenoids with rare spiro [4.5] decane
skeletons, were isolated from the roots of Solanum melongena. Their 2D structures and …

This study was performed to verify the clinical effect of a mouthwash containing Sambucus
williamsii var. coreana extract on the acid production of oral bacteria and bacteria involved …

A new water-soluble polysaccharide named BSF-X was extracted and purified from the
fruiting bodies of Boletus speciosus Frost which had a molecular weight of 141,309 Da. The …

Abstract Four new iridoids (1–4), together with three known iridoids (5–7), one known
flavonoid glycoside, three phenolic acids and one phytosterol were isolated from the roots of …