| 摘要 |
<p>The invention relates to medicine and can be used for producing a bioactive substance from the blood serum of domestic animals and poultry. The inventive substance is used for curing or correcting an ear disturbance, a sexual activity, spatial memory, for stimulating the proliferation of brain embryo cells and also for treating Parkinson's disease. The active substance is a special fraction of a low-molecular peptide (a.m.u. of 2-4 thousand daltons) obtained by exposing the blood to X-ray radiation (in vitro) and by a sequential separation of the required product.</p> |
