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Vol. 57 No. 2 (261) (2023)
Vol. 57 No. 2 (261) (2023)
DOI:
https://doi.org/10.46991/PYSUB.2023.57.2
Published:
2023-07-07
Chemistry
A NEW METHOD FOR THE PREPARATION OF HYDRAZIDES OF SUBSTITUTED GAMMA-HYDROXYBUTANOIC ACIDS
Tariel V. Ghochikyan, Armen S. Galstyan, Melanya A. Samvelyan
68-76
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.068
HERBAL INFUSIONS AS INHIBITORS OF TRYPSIN ACTIVITY IN WATER AND POLAR ORGANIC SOLVENT–WATER SYSTEMS
Ameer Khalid Jamal, Ali Qutaiba Mohammed, Abdulrahman Hameed Rasheed, Ahmed Raheem Al-Rubbawi, Gohar A. Shahinyan
77-89
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.077
OLIVINE-BASED SORBENTS FOR REMOVAL OF HEAVY METALS
Sergey S. Hayrapetyan, Martin S. Hayrapetyan, Hambardzum H. Khachatryan
90-99
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.090
COMPARATIVE STUDY OF THE CONTENT OF ANTHOCYANINS IN THE FRUITS OF BLUEBERRIES, BLACKBERRIES AND BLACKCURRANTS. DEVELOPMENT OF A TECHNOLOGICAL METHOD FOR OBTAINING PARTIALLY PURIFIED NEW-GALENIC EXTRACTS
Ani S. Dadayan, Artavazd S. Poghosyan, Samvel G. Ghazaryan, Anahit M. Hovhannisyan, Melanya S. Ghazaryan, Slavik A. Dadayan
100-109
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.100
CHIRAL SEPARATION OF $(2S,~9S)$-DIAMINO-2,9-DIBENZYLDECA-4,6-DIYNEDIOIC ACID AND $(2R,~9R)$-DIAMINO-2,9-DIBENZYLDECA-4,6-DIYNEDIOIC ACID
Avetis H. Tsaturyan
110-117
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.110
Biology
ERYTHROCYTES AS A MODEL FOR STUDYING THE EFFECT OF TEMPERATURE ON THE RESISTENCE OF CELLULAR MEMBRANES
Marieta S. Mikaelyan, Mariam A. Shahinyan, Marine A. Parsadanyan
118-125
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.118
STUDY OF HYBRIDIZATION OF COMPLEMENTARY SINGLE-STRANDED POLYNUCLEOTIDES POLY(rA) AND POLY(rU)
Zvart H. Movsisyan
126-132
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.126
CISPLATIN AND PROGESTERONE SEPARATE AND JOINT ACTION ON RAT THYMUS NUCLEAR PHOSPHOLIPIDS COMPOSITION AND CONTENT
Agapi G. Hovhannisyan, Nune R. Hakobyan, Zhenya V. Yavroyan, Emil S. Gevorgyan
133-140
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.133
EVALUATION OF ETHANOL AND BIOMASS PRODUCTION RATE BY DIFFERENT $SACCHAROMYCES~CEREVISIAE$ STRAINS DEPENDING ON EXTERNAL pH AND TEMPERATURE
Anahit H. Shirvanyan
141-153
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.141
ROLE OF GLYCINE-BETAINE IN THE GROWTH AND HYDROGENASES ACTIVITY OF $RALSTONIA~EUTROPHA$ H16
Meri K. Iskandaryan
154-163
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.154
EFFECT OF VARIOUS CARBON SOURCES ON THE GROWTH PROPERTIES AND MORPHOLOGY OF $SPIRULINA~PLATENSIS$
Ani A. Harutyunyan, Jemma G. Manoyan, Lusine R. Hambaryan, Lilit S. Gabrielyan
164-171
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.164
MICROBIOLOGICAL ASSESSMENT OF FECAL CONTAMINATION IN THE RIVER WATERS OF THE VOGHJI RIVER CATCHMENT BASIN
Anita L. Varagyan, Gor A. Gevorgyan
172-176
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.172
Short Communications
PREPARATION AND STUDY OF JUNIPER BERRY AND SEED EXTRACTS
Mikayel S. Torosyan, Vladimir V. Vardapetyan, Gohar A. Shahinyan, Armen I. Martiryan
177-181
PDF
DOI:
https://doi.org/10.46991/PYSU:B/2023.57.2.177
ISSN
Online ISSN
:
2953-7983
Print ISSN
:
1829-1767
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