Search Results - "KRASNOPEROV, R. A."

Second‐order stereology of spatial fibre systems by KRASNOPEROV, R. A., STOYAN, D.

“…Summary This paper describes methods for second‐order stereology of spatial fibre systems. For stationary and isotropic fibre processes it gives practicable…”
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Determination of size distribution of elliptical microvessels from size distribution measurement of their section profiles by Krasnoperov, R A, Gerasimov, A N

“…In transmission electron microscopy, microvessels (MVs) are studied as profiles on ultrathin sections. To determine MV sizes from measurements made on MV…”
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The efficiency of calcitonin transport across the C-cell-blood barrier in rat thyroid by Krasnoperov, R A, Grachev, S V, Glumova, V A, Gerasimov, A N, Ryashchikov, S N

“…This paper studies calcitonin (CT) transport across the C-cell-blood (CCB) barrier in normal rats. The efficiency of this transport is expressed as endogenous…”
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Probability density functions for axial ratios of sectioning profiles of anisotropically arranged elliptical microvessels by Krasnoperov, R.A., Gerasimov, A.N.

“…The article theoretically regards probability density functions (PDFs) for axial ratio ( X / Y ) of sectioning profiles of elliptical microvessels (MVs)…”
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Biological availability of endogenous calcitonin in rats by Krasnoperov, R. A.

“…Significant correlation was established in 52-week-old rats between serum calcitonin content and density of sublemmal granules at the vascular pole of C-cells…”
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Morphometry error due to non-perpendicular section of microvessel characterized by two-dimensional isotropic arrangement by Krasnoperov, R A, Grachev, S V, Gerasimov, A N

“…Formulas for calculation of the section non-perpendicularity error in estimation of the perimeter and cross-sectional area of microvessel profiles are proposed…”
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Ambroxol as an inhibitor of nitric oxide-dependent activation of soluble guanylate cyclase by Severina, Irina S, Bussygina, Olga G, Pyatakova, Natalya V, Khropov, Yuri V, Krasnoperov, Renat A

“…The influence of ambroxol on the activity of human platelet soluble guanylate cyclase and rat lung soluble guanylate cyclase was investigated. Ambroxol in the…”
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Stereological probing and its use in modern research by Krasnoperov, R A

“…Stereological methods are widely used in modern research. An essence of the stereological analysis is to obtain the information on geometrical properties of…”
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Morphofunctional changes in the thyroid gland in different variants of chronic experimental stress by Krasnoperov, R A, Glumova, V A, Trusov, V V, Ryashchikov, S N, Volkova, S I, Abramova, L G, Pavlov, A V

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Ultrastructural organization of blood-C-cell interrelationships in thyroid gland guanethidine-desympathized four-week-old rats by Krasnoperov, R. A., Grachev, S. V., Glumova, V. A., Ryashchikov, S. N., Volkova, S. I.

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The efficiency of the calcitonin-transporting activity of the hemato-C-cellular system in the thyroid gland by Krasnoperov, R A, Grachev, S V, Glumova, V A, Gerasimov, A N, Riashchikov, S N

“…The efficiency of hemato-C-cellular transport of calcitonin into the systemic blood flow was evaluated by the methods of statistical modelling. The linear…”
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Histophysiological study of the effect of chronic experimental stress and endogenous opioids on the thyroid gland by Krasnoperov, R. A., Glumova, V. A., Ryashchikov, S. N., Proshutina, N. .

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Application of elliptical cylinder as a novel model of microvessel shape for analysis of thyroid capillaries in hypercalcemia by Krasnoperov, R A, Grachev, S V

“…Previously designed stereological method for estimating axial ratios (X0/Y0) of microvessels (MVs) whose shape is approximated by elliptical cylinders was…”
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The bioavailability of endogenous calcitonin under selective pharmacological sympathectomy by Krasnoperov, R A

“…The serum concentrations of calcitonin (CT) and sublemmal granule numerical density in the thyroid C-cell basal polus cytoplasm were measured in…”
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Errors in measurement of section areas and perimeters of microvessels from their profiles in sections for light and electron microscopy by Krasnoperov, R A, Grachev, S V, Gerasimov, A N

“…The error of measuring the section areas and perimeters of microvessels was estimated, which is due to a deviation of the section plane from the direction…”
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Biologic availability of endogenous rat calcitonin by Krasnoperov, R A

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Study of the endogenous calcitonin transport in the rat thyroid gland by Krasnoperov, R A, Grachev, S V, Glumova, V A, Gerasimov, A N, Riashchikov, S N

“…Regression analysis revealed a significant correlation between Nvsq and calcitonine. The regression model was then transformed into a covariation one to…”
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The postnatal development of the hemato-C-cellular system in the thyroid of rats sympathectomized with guanethidine by Krasnoperov, R A, Grachev, S V, Glumova, V A, Riashchikov, S N

“…We used ultrastructural morphometry to examine submicroscopical organization of spatial contacts between the C-cells and perifollicular hemocapillaries in the…”
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A stereometric method for the single-criterial evaluation of the incretory activity of the thyroid parafollicular epithelium by Krasnoperov, R A, Grachev, S V, Glumova, V A, Riashchikov, S N, Gerasimov, A N

“…A stereometric value of secretion of the thyroid C-cell is developed. The method is based on the count of sublemmal secretory granules. To verify the method…”
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Ultrastructural organization of the hemato-C-cellular interactions in the thyroid gland of 4-week-old rats desympathectomized with guanethidine by Krasnoperov, R A, Grachev, S V, Glumova, V A, Riashchikov, S N, Volkova, S I

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