Publications by authors named "N A Baĭkova"

Aim: To elucidate clinical and hemodynamic characteristics of patients with ischemic heart disease and low body mass.

Material: Patients with stable angina (n=162) divided into 3 groups according to body mass index (below 25, 25-27 kg/m2 and above 27 kg/m2).

Results: Patients with low body mass index compared with those with intermediate values had worse clinical (arrhythmias, derangements of conduction, recurrent myocardial infarctions, cases with heart failure), hemodynamic (lower stroke volume and cardiac index, higher total peripheral resistance), and cardiometric (lower ejection fraction, larger diastolic volumes, greater relative myocardial mass) characteristics.

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A multicenter, randomized, double-blind, crossover, placebo-controlled study was conducted in 90 isosorbide dinitrate responders showing stable angina to compare the efficacy of molsidomine retard, 8 mg b.i.d.

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Glycoprotein with biochemical characteristics that allow us to classify it as a glycoprotein of mucin-type was isolated from cultured embryonic cells of Drosophila melanogaster. This is the first finding of mucin-type glycoprotein in insects. Using high-affinity monoclonal antibodies against a carbohydrate epitope, we demonstrated that the accumulation of this glycoprotein in the culture fluid of Drosophila cell line and cultured cells of other insects was inhibited by secretion inhibitors.

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A mucin-type glycoprotein (GP) from cultured embryonic cells of Drosophila melanogaster was isolated and used to raise monoclonal antibodies (MAbs). Epitope(s) recognized by MAbs were sensitive to the treatment by O-glycanase, which specifically cleaves off O-linked mucin-type Gal(beta 1,3)GalNAc disaccharide, representing the major part of the carbohydrate moiety of Drosophila GP. Using high-affinity MAbs against carbohydrate epitopes of the Drosophila mucin GP we demonstrated its accumulation in culture medium, as well as in cultured cells, which proved to be regulated by 20-hydroxyecdysone.

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The biosynthesis of cognate glycoproteins with chitinase-sensitive carbohydrate moiety ("chitinoproteins") was detected after incubation of cultured cells of different insect species with 3H-glucosamine (Kramerov et al., Insect Biochem. v.

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