| Show doctors dottai s try ti new I 1 ia influenza vaccine va tou results shown li II 11 E eap exp cr PRINCETON A new influenza vaccine having about 10 times more immunizing potency than usual commercial flu vaccines is announced in the journal of experimental medicine of the rockefeller institute this vaccine is being made commercially merci ally and has been tried on human beings the results have not been published but reports indicate that they are most satisfactory the vaccine was developed under the auspices of the committee on medical research and development americas scientific war agency the studies which led to the vaccine are reported in the rockefeller publication by dr wendell M stanley of the rockefeller institute I 1 princeton the experiments were made with the aid of miss josephine M stafford and miss mary elizabeth eshelman the new features of the vaccine are in the methods of preparation the results of flu faccin vaccination aaion in the past have been irregular dr stan leys investigations indicated that the irregularities probably were due to presence of foreign proteins in the vaccines and to varying amounts of the flu virus the stuff that affords protection furthermore in the previous vaccines the manufacturing methods were somewhat difficult the new vaccine is made more ea easily a fact which promises large scale production doduc this vaccine includes the viruses causing each of the three present known strains of flu these are porto rico lee and weiss the vaccine affords some protection against all of them and more against the weiss form of flu than other reported vaccines |
