Which source has been particularly fruitful in finding novel anti-tumour agents such as bryostatins and dolostatins?

Options

A. Marine sources
B. Animals
C. Venoms and toxins
D. Combinatorial chemistry

Answer

A

Explanation

Marine sources such as coral, fish , and sponges have proved useful sources of novel lead compounds having antitumor properties. Bryost-atins and Dolostatins are some of them.