[The questionnaire method in mass screening of the population for the presence of diabetes mellitus].

A questionnaire form for detection of diabetes mellitus among high risk persons has been prepared. The form includes only such questions and answers which provide information on the presence of absence of diabetes. Their qualitative characteristics are presented in the form of a scale of assessment, and the total assessment is expressed by integral characteristics of a degree of probability of the presence of diabetes mellitus.

[Changes in the level of cortisol in the blood of rabbits during self stimulation].

The time-course of changes in the blood plasma cortisol level during activation of the positive reinforcement system was studied in experiments on adult chinchilla male rabbits. The self-stimulation status of the brain lateral hypothalamus was utilized as a model for positive reinforcement. The basal cortisol level in intact rabbits, determined by means of radioimmunoassay, was equal to 5.