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 …

Plant extracts contain many active compounds, which are tremendously fruitful for plant
defence against several insect pests. The prime objectives of the present study were to …

Aphids pose a significant threat to global agricultural crop production, leading to widespread
pesticide use and resistance. This necessitates the use of alternative substances, like plant …

Clostridium perfringens is a Gram-positive spore-forming bacterium that causes food
poisoning. The neuraminidase (NA) protein of C. perfringens plays a pivotal role in bacterial …

Onychopetalum is an Amazonian botanical genus close-related with Bocageopsis and
Unonopsis, whose species are used in traditional medicine. Although these genera are …

Chelerythrine, an isoquinoline alkaloid isolated from the herbaceous perennial Chelidonium
majus, was found to potently and selectively inhibit an isoform of recombinant human …

Eleven undescribed isoquinoline analogues, namely edulisines A–K, along with sixteen
known alkaloids, were isolated from the whole plants of Corydalis edulis. The structures of …

The phytochemical investigation from the leaves of Duguetia pycnastera Sandwith
(Annonaceae) led to the isolation and identification of ten compounds: nine isoquinoline …

Two new lignanamides, majusamides A and B (1 and 2), and two new alkaloids,
chelidoniumine (3) and tetrahydrocoptisine N-oxide (4), together with six known …

Aphis craccivora Koch is a polyphagous and major pest of leguminous crops causing
significant damage by reducing the yield. Repeated application of synthetic insecticides for …