更多precipitin例句

1. The antiserum used for the precipitin reaction was obtained by treating a rabbit with human blood serum.
2. Now all these specific reactions, the precipitin reaction as well as the anaphylactic reaction, can be called forth by proteins.
3. Some precipitin tests and preliminary remarks on the systematic relationships of four South American families of frogs.
4. Sasaki demonstrated the usefulness of the precipitin technique in distinguishing species of ducks and their hybrids.
5. The precipitin reaction, however, has never been applied to actual problems in avian taxonomy prior to the present study.