This video segment, adapted from NOVA uses reenactment footage to show how chemist Percy Julian completed the total synthesis of physostigmine, an alkaloid derived from the Calabar bean that could be ...

Marine alkaloids constitute a diverse class of nitrogen-containing natural products isolated from sponges, molluscs, cyanobacteria and other oceanic organisms. Their polycyclic and heterocyclic ...

For centuries, the process by which the cinchona tree produces its valuable alkaloids, including the life-saving quinine used to treat malaria, was shrouded in mystery. Now, a research team from the ...

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For over 350 years, quinine and other extracts from the cinchona tree (Cinchona spp.) were the only effective medicines against malaria, a tropical fever caused by single-celled parasites of the genus ...

Newly discovered enzymes found in the Cinchona tree play a crucial role in the production of the malaria drug quinine and other important alkaloids, opening up possibilities for the biotechnological ...

Newly discovered enzymes found in the cinchona tree play a crucial role in the production of the malaria drug quinine and other important alkaloids. This opens up possibilities for the ...