BACITRACIN

bac·i·tra·cin   (bās'ĭ-trā'sĭn)    n.  A polypeptide antibiotic obtained from a strain of a bacterium (Bacillus subtilis) and used as a topical ointment in the treatment of certain bacterial infections, especially those caused by cocci. [baci(llus) + Margaret Tracy, an American child in whose blood it was first isolated + -in.]

Main Entry: bac·i·tra·cin
Pronunciation: "bas-&-'trAs-^&n
Function: noun
: a toxic polypeptide antibiotic isolatedfrom a bacillus (Bacillus subtilis) and usually used topically especially against gram-positive bacteria
Traácy /'trA-sE,/ Margaret, American hospital patient. Theantibiotic bacitracin was first identified in 1945 in wound drainage from Margaret Tracy.

bacitracin bac·i·tra·cin (bās'ĭ-trā'sĭn)
n.
A polypeptide antibiotic obtained from a strain of the bacterium Bacillus subtilis and used as a topical treatment for certain bacterial infections, especially those caused by cocci.