Mining Eloise for Medicine

Antibiotic resistance, a growing global threat since the discovery of penicillin in the 1940s, has been exacerbated by the overuse and misuse of antibiotics. One of the most prevalent forms of resistance today comes from the ESKAPE pathogens, a group of bacteria known for their ability to spread easily in healthcare settings and their resistance to antibiotics. Staphylococcus aureus, the causative agent of MRSA (Methicillin-Resistant Staphylococcus aureus), is one of these pathogens and exhibits significant antibiotic resistance. Staphylococcus epidermidis, the safe relative of Staphylococcus aureus, is found on human skin. In partnership with the Tiny Earth Network, which focuses on discovering soil microbes with antibiotic properties, a microbe named Eloise—found in the flower bed of an apartment complex—was identified for its inhibition of Staphylococcus epidermidis. Given its activity against Staphylococcus epidermidis, Eloise is likely to also inhibit Staphylococcus aureus, offering promising potential for combating antibiotic-resistant infections.