 Marine algae paddina sp has been identified as a potential source for the production of silver nanoparticles, AGNPs. These particles have been shown to exhibit strong antimicrobial properties against both gram negative and gram positive bacteria. This suggests that these particles may be useful in the development of new antimicrobial materials. This article was authored by Prakash Buya, Modhas B.A.B. Rahim, Satyavathi Sindhara Raju, and others.