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Article
A structural-functional study of cottonplant glycoproteins
The results are presented of a structural-functional investigation of two groups of cottonplant glycoproteins — lectin-like and extensin-like proteins — using the methods of molecular modeling of various struc...
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Article
A study of the mechanism of the action of extensin-like proteins of the cotton plant in a cell culture
The mechanism of the action of extensin-like proteins (ELPs) isolated from the cotton plant on a cell line of murine melanoma (CML) has been studied from the inclusion of3H-thymidine and by counting live cells. T...
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Article
Preparation of affinity sorbents based on monoclonal antibodies to cottonplant membrane proteins
An immunosorbent has been obtained by conjugating mcABs 2C8.C7 to membrane proteins from cotton seedlings with BrCN-Sepharose 4B. As a result of the affinity chromatography of the total lectin-like proteins of...
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Article
A natural undecaprenol and its influence on the biochemical reactions of cotton seedling nuclei
A method has been developed for isolating polyprenols from the leaves of cotton plants of lines L-463, L-501, and L-4. The influence of an undecaprenol on the level of biosynthesis of the proteins of the nucle...
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Article
Influence of the glycoproteins of the cotton plant on the biosynthesis of proteins and nucleic acids
An inhibitory action of ELPs and LLPs on the inclusion of3H-thymine and35S-methionine in the cells of a suspension culture and isolated nuclei of cottonplant seedlings has been found. The influence of the ELPs on...
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Article
Action of cottonplant glycoproteins on the proliferative activity of cells
A mitogenic action of the total (LLPs) and lactose-specific (LLPs-1) lectin-like proteins on the proliferation of lymphocytes and of myeloma cells in culture has been found. A dose-dependent influence of the L...
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Article
Action of plant substances on the biosynthesis of glycoproteins in neuronal nuclei
The influence of compounds isolated from plants on the level of biosynthesis of proteins by neuronal nuclei of animal brains has been studiedin vivo andin vitro. Inhibitors and activators of biosynthesis have bee...
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Article
Study of the membrane proteins of the cotton plant using monoclonal antibodies
The total membranes from cottonplant shoots have been used as the antigenic material for obtaining monoclonal antibodies (mcABs). Eleven stable hybrids producing mcABs to components of the membrane proteins ha...
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Article
In vitro biosynthesis, isolation, and activities of nuclear glycoproteins
It has been shown by HPLC, electrophoresis, etc., that, in vitro, the nuclei of neurons of rabbit and cow brains synthesize two glycoproteins (M 25–30 kDa and 10–15 kDa). The influence of some neurotropic comp...
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Article
Amino acid compositions of proteins synthesized in vitro in the cell nuclei of eukaryotes
The proteins synthesized in vitro by the nuclei of animal and plant cells differ in their amino acid compositions. The differences found show the species specificity of the products.
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Article
Interaction with cholinesterases and conformational analysis of analogs of acetylcholine containing the alkaloids ephedrine and pseudoephedrine
Acetyl-β-methylcholine analogs of ephedrine and pseudoephedrine have been synthesized. The kinetics of their interaction with cholinesterases have been studied. To explain the differences in the sensitivity of...
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Article
Proteins synthesized in vitro in the cell nuclei of various rabbit organs
The differences in the composition of the proteins that have been detected show a tissue specificity of the products synthesized by the nuclei of these cells.
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Article
Monosaccharide composition of a glycoprotein synthesizedin vitro by nuclei of rabbit brain neurons
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Article
IR and UV spectroscopy and the spatial and electronic structure of the dipyridyl N-oxides
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The IR and UV spectra of the dipyridyl N-oxides have been obtained. The frequencies of the stretching and def...
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Article
Acetylation of lagochilin
The acetylation of lagochilin and its derivatives with acetic anhydride in the presence of pyridine has been studied by PMR spectroscopy. It has been shown that the manifestation of the polyfunctionality of la...
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Article
A demonstration of aldehyde-lactol tautomerism in gossypol by1H and13C NMR spectroscopy
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The existence of a tautomeric equilibrium between the aldehyde and lactol forms gossypol has, for the first t...
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Article
13C NMR spectrum of lagochilin and its derivatives
The13C NMR spectra of lagochilin and its derivatives have been studied. A complete assignment has been made of the lines of the spectrum and the values of the chemical shifts of the carbon atoms have been discuss...
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Article
13C NMR spectra and distribution of electron density in some dipyridyl N-oxides
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The contributions made by the Py and PyNO fragments to the13C chemical shifts of the studied dipyridyls were ...
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Article
EPR study of the dehydrogenation rate of hantzsch ester by pyridine N-oxide
Stable signals in the EPR spectra of the reaction mixture were obtained when pyridine N-oxide was used to dehydrogenate Hantzsch ester. The obtained signals belong to the neutral radicals that are formed durin...
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Article
Mechanism of the dehydrogenation of the Hantzsch ether with pyridine N-oxide
A study has been made of the dehydrogenation of Hantzsch ethers by pyridlne N-oxide. A scheme proposed for this reaction shows the hydride-ion passing over into a complex of the Hantzsch ether with the N-oxide...
