Artemisia argyi H. Lév. & Vaniot (A. argyi), a traditional Chinese herbal medicine, has been
commonly used in plague epidemics and has bactericidal and sterilizing pharmacological …

COVID-19 caused by SARS-CoV-2 corona virus has become a global pandemic. In the
absence of drugs and vaccine, and premises of time, efforts and cost required for their …

Abstract Coronavirus disease 2019 (COVID-19), which is brought about by novel
coronavirus or Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) could be …

Abstract (±)-Chelamine and (±)-chelidonine, B/C cis hexahydrobenzo [c] phenanthridxne
alkaloids were stereoselectively synthesized from coptisine via the key intermediate, which …

Plants are a rich source of new antiviral, pharmacologically active agents. The naturally
occurring plant alkaloid berberine (BBR) is one of the phytochemicals with a broad range of …

Isobavachalcone (IBC), a naturally occurring chalcone, is mainly isolated from the seeds of
Psoralea corylifolia Linn. IBC demonstrates multiple pharmacological activities, including …

A major impediment to cancer treatment is the development of resistance by the tumor. P‐
glycoprotein (P‐gp) and multidrug resistance protein 1 (MRP1) are involved in multidrug …

Sanguinarine and chelerythrine are intensively studied biologically active alkaloids for their
potentially useful medicinal properties, such as antimicrobial, antiinflammatory, and …

Cephalotaxus alkaloids represent a family of plant secondary metabolites known for 60
years. Significant activity against leukemia in mice was demonstrated for extracts of …

Multifunctional nature of phytochemicals and their chemical diversity has attracted attention
to develop leads originated from nature to fight COVID-19. Pharmacological activities of …