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Recent successes in the search for an effective, safe and perma nent preventive of paralytic polio, have intensified the need for March- of Dimes funds to explore and exploit the findings, accord ing to Basil O'Conn >r. president of the National Foundation for Infantile Paralysis. Certainly the discoveries con cerning gamma globulin did not mean the end to polio problems," Mr. O'Connor said. "While they solved some problems, they also created many new ones." The two main findings. Mr. O'Connor said, were that 111 gamma globulin provides marked protection of a temporary nature against paralytic polio and '2' it may modify the severity of polio during the late stages of the in- I cubation period of the disease, even though it may not prevent the disease completely if given after the infection has taken place Limitations Cited Mr O'Cotuior cited three im pel! ant limitations to the use of gamma globulin.
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