Background & Objective: The emergence of multidrug-resistant virus, bacteria and fungi has
created an urgent need for the development of novel antibiotic drugs from natural products …

Alkaloids are one of the most important classes of plant bioactives. Among these
isoquinoline alkaloids possess varied structures and exhibit numerous biological activities …

The genus Corydalis (Papaveraceae), comprising more than 400 species in Eurasia and
North America, is a rich source of isoquinoline alkaloids with various biological properties …

Background Sophoridine is a bioactive alkaloid found in many Chinese herbs, such as
Sophora alopecuroides l, Euchresta japonica Benth and Sophora moocrorftinan …

Quinoline and quinazoline alkaloids, two important classes of N‐based heterocyclic
compounds, have attracted tremendous attention from researchers worldwide since the 19th …

Six undescribed quinoline alkaloids, named dasycarines A–E, and 18 known ones were
isolated from the root bark of Dictamnus dasycarpus. All the structures were elucidated on …

Two alkaloids, belonging to benzylisoquinoline alkaloids, were isolated from Annona
squamosa. One of these alkaloids, 6, 7-dimethoxy-1-(α-hydroxy-4-methoxybenzyl)-2-methyl …

The prevention and control of plant diseases and insect pests is the most crucial issue facing
crop protection. To discover novel pesticide candidates with diverse chemical structures …

Isoquinoline alkaloids, an important class of N‐based heterocyclic compounds, have
attracted considerable attention from researchers worldwide since the early 19th century …

Schistosomiasis is a debilitating disease caused by parasitic trematodes of the genus
Schistosoma that afflicts 200 million people worldwide. Daylilies (Hemerocallis spp.) have …