Soil samples from this locale provided material for WHAT renal immunosuppressive agent?
This is rapamune( sirolimus). Most of you got this one. It was discovered by Brazilian researchers as a prodcut of bacterium streptomyces hygroscopius in the soils of the Easter Island also known as Rapa Nui.
The US President who died of Bright's disease is Chester A Arthur.
He was the 21st US President. ( 1881-85)