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Biomedical subjects

E V Maĭstrakh

Publications and source records attributed to E V Maĭstrakh.

9 recordsLinked to original sources

[Indices of the body's neurohumoral activity and hemodynamic types in hypertension].

A study of neurohumoral parameters in patients with essential hypertension and different hemodynamic types demonstrated different patterns of hormonal change in patients with hyperkinetic, eukinetic and hypokinetic hypertension. Elevated blood tri-iodothyronine and thyroxine, seen in patients with hyperkinetic hemodynamic type, and increased catecholamine excretion in patients with hypokinetic hemodynamics may be indicative of the pathogenetic significance of the hormones in question for the formation of respective variants of essential hypertension.

Adult↗

[Nonspecific sensory and endocrine thermoregulatory mechanisms during acute cooling of the body].

Involvement of the midbrain RF into the thermoregulatory response follows excitation of anterior and posterior hypothalamic thermoregulatory centers and afferentation from thermoreceptors and other sensitive structures mainly during the "transitory" stages of the cooling process in cats and albino rats. Endocrinal shifts (hypothalamo-hypophyseal-adrenal, thyroid, and enterochromaffine systems) typical for stress response in 3-hr cooling, developed, strictly parallel to changes of thermoregulatory parameters; no such parallelism occurred in prolonged cooling (up to 30 days). Selective suppression of the endocrinal stress response to acute cooling by means of blocking the transport of hypothalamic neurosecret entailed diminishing of the adaptive thermoregulatory shifts. The unspecific sensory-endocrinal (stress) mechanism of thermoregulation seems to be adequate to acute cooling when specific responses of acclimation to prolonged cooling cannot be actualized.

Adaptation, Physiological↗