Publications by authors named "Kozar E"

In this protocol for obtaining doubled haploids plants (DH), we propose a new method for microspore isolation. This method is useful for genotypes of the Brassicaceae family with low responsiveness to DH technology. For such crops, it allows increasing the embryo yield several times and sometimes obtaining embryos for the first time.

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Fusarium basal rot of onions causes large losses during storage of commercial production of onion bulbs, which in turn adversely affects the food market situation in the off-season period. There are no data on the composition of spp., which causes onion basal rot in the Russian Federation.

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Article Synopsis
  • * Two key regions, Krasnodar Krai and Crimea, were studied, revealing different species compositions and their impacts on pepper wilting in each area.
  • * The findings highlight previously unrecognized species as potential causes of wilt, which can inform biological control strategies and aid in developing pepper varieties resistant to this disease.
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The European radish is one of the most unresponsive crops in the family to embryogenesis in microspore culture. The aim of this work was to study the process of embryogenesis of European radish and its biological features. In this study, the embryogenesis of European radish is described in detail with illustrative data for the first time.

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Here, we describe the first protocol of European radish (Raphanus sativus L. subsp. sativus convar.

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Culture of isolated microspores is a widely used method to obtain haploid and doubled haploid plants for many crop species. This protocol describes the steps necessary to obtain a large number of microspore derived embryos for pakchoi (Brassica rapa L. ssp.

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Over the recent years the market demand for scaling up the production of European radish (Raphanus sativus L.) varieties and hybrids for open and protected production, varying in ripeness group, root shape and color, has drastically increased. Therefore, the expansion of genetic diversity and acceleration of the selection process are important.

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We measured the level of cardiac markers (high-sensitivity troponin T and MB fraction of creatine kinase) in children of the first year of life with congenital heart disease in the perioperative period. After cardiac surgery, plasma levels of the above markers exceed the reference limits in the examined children. The diagnosis of myocardial ischemia using biochemical markers in the postoperative period is possible only by dynamic monitoring of the cardiac marker level.

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A new cardioplegic solution based on three natural dipeptides was developed and introduced at the Laboratory of Cardioplegia, A. N. Bakulev Research Center of Cardiovascular Surgery.

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Cardiopulmonary bypass (CPB) reduces coagulation factor levels through hemodilution and consumption. Differences in CPB-induced alterations of factor XIII (FXIII) levels in children with cyanotic and acyanotic congenital heart defects (CHDs) are not well characterized. FXIII activity (determined by Berichrom assay), prothrombin index, activated partial thromboplastin time, and fibrinogen were measured before open heart surgery with CPB and 5 days postoperatively for children older than 3 years with acyanotic (n = 30) and cyanotic (n = 30) CHDs.

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The methods of the prevention, diagnosis, and correction of hemostatic disorders are discussed in cardiosurgical patients. Prevention of hemorrhages requires hemostatic history data collection that allows identification of patients with concomitant hemophilia and those, taking antithrombotic drugs. The benefits of an extended study of blood coagulation disorders are shown in neonates and babies of the first year of life due to the physiological features of the hemostatic system and the pattern of heart disease.

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Hematological status of infants with congenital heart disease (CHD) was evaluated by automated systems. Blood analyses were carried out in 40 infants with the pale type and in 20 with the blue type CHD. Increased erythrocyte count and hematocrit were detected in the blue type CHD.

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