I forgot how much [lambda] was to get. I gave it 200,000r. Incubation was at 1000r/min at 250 kv.
My visit was extremely pleasant. Many thanks again.
If you want more samples, x-rayed, send them down or better still come yourselves.
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No doubt this is either silly or you have done it. Take FA from two donors one donor exhibiting an antigen the other not--the
donors being "alike in all other respects." If you treat the two FA preps with antiserum for this antigen, will you
inactivate the transducing power of the FA?