Contents

Russian Journal of Bioorganic Chemistry

Vol. 49, No. 7, 2023

Lignin Valorization Problems (A Review)

E. I. Evstigneyev p. 1495  abstract

Application of Rice (Oryza Sativa) Husk as a Sorption Material for the Removal of Pollutants from Aqueous Media (A Review)

A. A. Kushnir, K. S. Sypko, A. S. Gubin, K. O. Sizo, and P. T. Sukhanov p. 1516  abstract

State and Prospects of Improving the Methods of Production and Use of Bacterial Cellulose (A Review)

E. A. Rogova, Yu. D. Alashkevich, V. A. Kozhukhov, I. R. Lapin, and E. G. Kiselev p. 1536  abstract

Chemical Composition and Pharmacological Activity of Aqueous Extract of Siberian Fir (Abies Sibirica L.) (A Review)

V. N. Burkova, V. P. Sergun, and A. A. Ivanov p. 1553  abstract

Synthesis and Properties of Selenium Nanoparticles in a Natural Polysaccharide Matrix

D. A. Panov, A. M. Katsev, and A. V. Omel’chenko p. 1567  abstract

Functional Materials from Waste Paper. IV. Comparative Study of the Functional Composition, Supramolecular Structure, and Morphology of the Powder Celluloses Isolated from Waste Paper, Plant Celluloses, and Nonconventional Raw Materials

A. M. Mikhailidi, V. I. Markin, and N. E. Kotel’nikova p. 1577  abstract

Comparative Studies of the Chemical Interaction of Guanidine with Dialdehyde Cellu-Lose And Pectin

O. R. Akhmedov, Sh. A. Shomurotov, and A. S. Turaev p. 1587  abstract

Isolation and Characterization of the Hemicelluloses Polysaccharides of Scots Pine (Pinus Sylvestris) Wood

N. V. Garyntseva, V. A. Levdansky, A. A. Kondrasenko, A. M. Skripnikov, and B. N. Kuznetsov p. 1596  abstract

Characterization of the Redox State of the Lignin-Carbohydrate Wood Matrix in the Initial Stages of Development Using the Example of Scots Pine

М. А. Gusakova, К. G. Bogolitsyn, А. А. Krasikova, N. V. Selivanova, and S. S. Khviuzov p. 1607  abstract

Diagnostics of Early Changes in the Physicochemical Properties of Wood under the Influence of Fungal Infections

S. R. Loskutov, O. A. Shapchenkova, E. A. Petrunina, M. A. Plyashechnik, E. A. Tyut’kova, N. V. Pashenova, I. D. Grodnitskaya, A. A. Aniskina, and V. A. Senashova p. 1618  abstract

On the Possibility of Quantitative Determination of Lignin and Cellulose in Plant Materials Using IR Spectroscopy

S. G. Kostryukov, N. A. Malov, Yu. Yu. Masterova, Kh. B. Matyakubov, I. A. Konushkin, K. V. Savrasov, A. A. Pynenkov, and N. A. Khluchina p. 1628  abstract

Analysis of the Products of Extraction and Water-Alkaline Hydrolysis of Technical Birch Bark under Microwave EMF Exposure

E. N. Koptelova, N. A. Kutakova, S. I. Tret’yakov, and A. V. Faleva p. 1636  abstract

Investigation of the Supercritical CO2 Extracts of Wild Ledum Palustre L. (Rhododendron Tomentosum Harmaja) and Identification of Its Metabolites by Tandem Mass Spectrometry

M. P. Razgonova, A. M. Zakharenko, and K. S. Golokhvast p. 1645  abstract

Seasonal Changes in the Composition of Scots Pine (Pinus Syvestris L.) Oleoresin, Measured by the NMR Method

E. D. Skakovskii, L.Yu., E. I. Gapan’kova, I. A., E. H. Popoff, and S. A. Lamotkin p. 1658  abstract

Phenolic Compounds in Leaves and Inflorescences of Hedysarum alpinum L. and H. flavescens Regel et Schmalh., Introduced into the Forest-Steppe Zone of Western Siberia

O. V. Kotsupiy, and I. E. Lobanova p. 1667  abstract

A Comparative Pharmacognostic Study of Lowland Wood-Grass Peats of Different Origin for Substantiation of Their Use as Promising Sources of Biologically Active Humic Acids

L. A. Logvinova, M. V. Zykova, S. V. Krivoshchekov, L. A. Drygunova, I. A. Perederina, O. A. Golubina, I. V. Perminova, A. I. Konstantinov, and M. V. Belousov p. 1677  abstract

Flavonoids and Lignans of Nepeta multifida (Lamiaceae) Leaves and Their Biological Activity

N. I. Kashchenko, and D. N. Olennikov p. 1689  abstract

Component Composition and Antiradical Activity of Individual Fractions of Thymus Jenis-Seensis Iljin. Essential Oil Growing in the Krasnoyarsk Territory

A. A. Efremov, I. D. Zykova, and D.G. Slashchinin p. 1699  abstract

Biologically Active Substances and Antioxidant Activity of Some Plants of the Asteraceae Family, Cultivated in Conditions of Western Siberia

M. A. Lebedeva, T. A. Kukushkina, T. M. Shaldaeva, Yu. A. Pshenichkina, and E. P. Khramova p. 1706  abstract

Flavonoids of some Plant Species of the Genus Silene

L.N. Zibareva, E.S. Filonenko, E.I. Chernyak, S.V. Morozov, and O.A. Kotelnikov p. 1714  abstract

Isolation of Dihydroquercetin and Arabinogalactan from Larch Wood by Water-Ethanol Solutions

V. A. Levdansky, A. V. Levdansky, and B. N. Kuznetsov p. 1723  abstract

Composition of Lipophilic Components of Rhododendron adamsii Rehd. Ether Extract and Activity against SARS-CoV-2 Main Protease

T. P. Kukina, I. A. Elshin, O. I. Sal’nikova, P. V. Kolosov, Ts. Sandag, D. A. Karakai, M. A. Bondareva, A. A. Nefedov, V. Yu. Chirkova, E. A. Sharlaeva, S. V. Belen’kaya, and D. N. Shcherbakov p. 1730  abstract

Structure of Cornel Cornel Fruits Anthocyanins (Cornus Mas)

Ya. Yu. Salasina, N. S. Skrypnikov, V. I. Deineka, and L. A. Deineka p. 1740  abstract

Study of the Component Composition of Leaves of Species of the Genus Juglans L. by HPLC

V. A. Kurkin, and N. I. Zimenkina p. 1747  abstract

Phytochemical Analysis of Extractive Substances Extracted by Different Methods from the Underground Part of Aconitum Septentrionale L., and the Development of Cream-Gels Based on Them

A. V. Zakharchenko, N. G. Bazarnova, and A. S. Orlova p. 1754  abstract