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College News

Marquette researchers discover new probiotic to weaken multidrug-resistant staph infections, such as MRSA 

Researchers in Marquette’s Klingler College of Arts and Sciences have discovered a novel probiotic which can weaken the resistance of antimicrobial resistant bacterial infections, such as MRSA, by increasing its sensitivity to multiple antibiotics and inhibiting biofilm development in the human gut. 

Dr. Krassimira Hristova, professor of biological sciences at Marquette, and her team identified a single probiotic strain—Bacillus subtilis 6D1—with potent ability to inhibit biofilm growth, disassemble mature biofilm and improve antibiotic sensitivity of staph infection biofilms by interfering with this pathogen’s own communication system.  Read more.

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