In which specific location were the soil samples collected that contained the bacteria Streptomyces erythreus?

Answer

Iloilo

The soil sample that eventually led to the discovery of erythromycin was collected by Abelardo Aguilar in his home province of Iloilo, Philippines. He sent this specific sample to laboratories in the United States, where researchers successfully isolated the bacterium responsible for the antibiotic production.

In which specific location were the soil samples collected that contained the bacteria Streptomyces erythreus?
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