History of penicillin History of penicillin The history of penicillin follows a number of observations and discoveries of apparent evidence of antibiotic activity in molds before the modern isolation of the chemical penicillin in 1928. There are anecdotes about ancient societies using molds to treat infections, and in the following centuries many people observed the inhibition of bacterial growth by various molds. However, it is unknown if the species involved were "Penicillium" species or if the antimicrobial substances produced were penicillin. The Scottish physician Alexander Fleming was the first to suggest that a "Penicillium" mold must secrete an antibacterial substance, and the first
Hunter Valentine the Showtime channel. In 2013 they joined Cyndi Lauper on the North American leg of the as the opening act. In July 2014 Hunter Valentine joined the Vans Warped Tour. In the summer of 2014 Hunter Valentine was featured on VH1's "Make or Break: The Linda Perry Project" Kiyomi McCloskey is the lead guitarist and vocalist in the band Hunter Valentine. She has cited Neil Young, Rolling Stones, Robert Johnson, Lucinda Williams and Janis Joplin as influences. She is on the third season of the series The Real L Word, a lesbian based TV show on Showtime. Laura Petracca is