Studies on The Uses of Antibiotics as an Aid For the Purification of Different Alclaustrdia

It was found that the couuen contaoinants of the locally prepared clostridial vaccine cultures were Sta2Allo~coccus aureus, Staphylococcus el?iderwidis. BacilJJ,u.s aubtil is •Peptococcu§ anaerobiu§ and Peptostreptoxoccus ~naerobiug· The effect of differetype B) as well as against 2 Gram-negative bacteria Escherichia5coli, Proteus mirabilis) and the is~lated contaminants was studied-The results showed the followings: 1) Gentamycin sulphate at a c oocentratioo of 100 ug/ m’L is considered as the best antibiotic for isolation and purification of all the examined clostri