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ՀայերենРусскийEnglish
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Main Navigation (Eng)

  • Admission
    • Undergraduate admission
    • Master’s degree admission
    • Postgraduate admission
    • Foreign Students
    • Preparatory courses
    • Work Carried out with Applicants
    • YSU STEM High School
  • Education
    • Guide Book for First Year Students
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    • Continuing education
    • Academic Calendar
  • Science
    • Open science
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    • Grants
    • Publishing House
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    • HRS4R
  • News and events
    • Events
    • Activities
    • News
    • Newsletter
    • Announcement
    • Photo gallery
    • Video gallery

Secondary Navigation (Eng)

  • About YSU
    • YSU Management
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    • FAQ
  • Structure
    • YSU Faculties and Educational Centers
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      • Faculty of Theology
      • Faculty of Oriental Studies
      • Faculty of European Languages and Communication
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      • Information Technologies Educational and Research Center
      • Chair of Civil Defense
      • Chair of Physical Education and Sports
    • Column Wrapper
      • YSU STEM High School
      • YSU Ijevan Branch
    • Scientific Centers and Laboratories
      • American Studies Center
      • Center for Mathematical and Applied Research
      • Institute for Armenian Studies
      • Institute for Social and Humanitarian Studies
      • Research Center for Chemistry
      • Research Institute of Biology
      • Research Institute of Physics
      • Research Center for the Institute of Pharmacy
    • Scientific and Educational Centers
      • Observatory
      • Scientific and Educational Center for Control and Monitoring of the Quality of Medicines
      • Specialized cabinet-laboratory for the Design of Very Large Integrated Circuits (Synopsis)
      • Legal Clinic
      • Center for Applied Psychology
      • Research Center-Library of Greek Studies
      • Innovation Center for Microbial Biotechnology and Biofuels
      • Russian Center
      • Center for Russian Studies
      • Distance Learning Laboratory of Sociology
    • Column Wrapper
      • Banner
    • Administrative Divisions of YSU
      • Academic Secretary
      • Center for Doctoral Education
      • General Division
      • YSU History Museum
      • Department of Energy System Operation
      • Financial Analysis Department
      • Human Resources Department
      • Center for Admissions and Affairs with Applicants
      • Vehicle Fleet
      • Business Incubator
      • Byurakan Industrial Practice Base
      • Medical Center
      • Science Policy Department
      • Procurement Planning Department
      • Dilijan Sports and Health Center
      • YSU Archive
      • Publishing House
      • Legal Service
      • Marketing Department
      • International Cooperation Office
      • Tsaghkadzor training and production base
      • Cultural Center
      • Fire Safety Service
      • Alumni and Career Center
      • Hankavan Industrial Practice Base
      • Accounting Department
      • Center for Quality Assurance
      • Department for Special Affairs
      • Guest House
      • Student Dormitory
      • Educational-Methodological Department
      • Marie and Sarkis Izmirlian Library
      • Center for Strategic Planning
      • Rectorate
      • Rector's Office
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  1. Main
  2. Employees
  3. Karen Armen Trchounian
download PDF
45-35
(060) 71-05-35
k.trchounian@ysu.am
Karen
Armen
Trchounian
Research Institute of Biology
Director

Personal information

Date of birth
1989
Scientific interests
  • Biochemistry and Biophysics, Bioenergetics, Microbiology and Biotechnology
Education
Institution
YSU
Faculty
Biology/Biophysics
Date
2009 - 2011
Degree name
Masters
Institution
YSU
Faculty
Biology/Biophysics
Date
2005 - 2009
Degree name
Bachelor
Scientific Rank/degree
Institution
YSU
Date
2021
Degree name
Professor
Specialty
Biological sciences
Institution
YSU
Date
2019
Degree name
Associate professor
Specialty
Biological sciences
Institution
YSU
Date
2017
Degree name
Doctor
Specialty
Biological sciences
Research Topic
Improving routes of molecular hydrogen production and hydrogenase activity in bacteria during dark fermentation
Institution
YSU
Date
2013
Degree name
Candidate
Specialty
Biological sciences
Scientific Supervisor
Armen Trchounian
Research Topic
HYDROGENASE ACTIVITY AND PECULIARITIES OF H2 PRODUCTION BY ESCHERICHIA COLI DURING GLYCEROL FERMENTATION
Language skills
Русский
English
Deutsch
Work experience
Institution
YSU
Period of time
2023 till now
Rank/degree
Director Research Institute of Biology
Institution
MoESCS
Period of time
2021 - 2023
Rank/degree
Deputy Minister
Institution
YSU
Period of time
2021 till now
Rank/degree
Professor, Department of Biochemistry, Microbiology and Biotechnology
Institution
YSU
Period of time
2020 - 2021
Rank/degree
Head of the laboratory of Microbiology, Bioenergetics and Biotechnology Research Institute of Biology
Institution
YSU
Period of time
2020 - 2021
Rank/degree
Acting Head of Department of Biochemistry, Microbiology and Biotechnology
Institution
YSU
Period of time
2019 - 2021
Rank/degree
Associate Professor, Department of Biochemistry, Microbiology and Biotechnology
Institution
YSU
Period of time
2015 - 2021
Rank/degree
Deputy Director Research Institute of Biology
Participation in international conferences and seminars
20/06/2019 - 24/06/2019
ASM2019 meeting
United States of America (the)
06/06/2018 - 11/06/2018
ASM2018 meeting
United States of America (the)
17/06/2018 - 22/06/2018
22nd World Hydrogen Energy Congress
Brazil
01/07/2019 - 01/09/2019
DAAD Research Fellowship for short stays for academics
Martin Luther University of Halle-Wittenberg
Germany
06/07/2019 - 11/07/2019
44the FEBS meeting
Poland
17/11/2022 - 22/11/2023
COST CA18113 meeting
TU Wien
Austria
30/06/2022 - 02/07/2023
2nd FEMS Conference on Microbiology
Serbia
19/09/2023 - 22/09/2023
Microbial stress meeting
TU Wien
Austria
04/12/2023 - 10/12/2023
Erasmus+ staff mobility
University of Bourgogne Franch Comte
France
09/07/2023 - 13/07/2023
FEMS2023 Congress
Germany
Membership
Institution
American Society for Microbiology Ambassador to Armenia
Period of time
2018 till now
Institution
American Society for Microbiology
Period of time
2010 till now
Institution
Armenian Association of Biochemists
Period of time
2010 till now
Institution
Armenian Microbiological Association
Period of time
2009 till now
Institution
YSU Faculty of Biology Scientific Council
Period of time
2017 till now
Institution
051 Specialized Council on doctoral degrees
Period of time
2017 till now
State awards and honorary titles
2019
YSU Gold medal
2013
Academia Award dedicated to 70th Anniversary of NAS RA

Publications

- Կատեգորիա -
Article
Biological production of hydrogen: From basic principles to the latest advances in process improvement
A.A. Ivanenko
A.A. Laikova
E.A. Zhuravleva
S.V. Shekhurdina
A.V. Vishnyakova
A.A. Kovalev
D.A. Kovalev
K.A. Trchounian
Y.V. Litti
International Journal of Hydrogen Energy
2024
740-755
Article
Gold nanoparticles activate hydrogenase synthesis and improve heterotrophic growth of Ralstonia eutropha H16
Tatevik Manutsyan
Syuzanna Blbulyan
Anait Vassilian
Tatiana Semashko
Gayane Kirakosyan
Lilit Gabrielyan
Karen Trchounian
Anna Poladyan
FEMS Microbiology Letters
2024
1-8
Article
Growth and hydrogen production by Escherichia coli during utilization of sole and mixture of sugar beet, alcohol, and beer production waste
Kairat Bekbayev
Satenik Mirzoyan
Akerke Toleugazykyzy
Dinara Tlevlessova
Anait Vassilian
Anna Poladyan
Karen Trchounian
Biomass Conversion and Biorefinery
2024
909-919
Article
Evidence for bidirectional formic acid translocation in vivo via the Escherichia coli formate channel FocA
Liana Vanyan
Michelle Kammel
R Gary Sawers
Karen Trchounian
Archives of Biochemistry and Biophysics
2024
109877
Article
Role of the Escherichia coli FocA and FocB formate channels in controlling proton/potassium fluxes and hydrogen production during osmotic stress in energy-limited, stationary phase fermenting cells
Anush Babayan
Anait Vassilian
Anna Poladyan
Karen Trchounan
Biochimie
2024
91-98
Article
Regulation of metabolism and proton motive force generation during mixed carbon fermentation by an Escherichia coli strain lacking the FOF1-ATPase
Heghine Gevorgyan
Lilit Baghdasaryan
Karen Trchounian
Biochimica et Biophysica Acta - Bioenergetics
2024
149034
Article
Changes in ATPase activity, antioxidant enzymes and proline biosynthesis in yeast Candida guilliermondii NP-4 under X-irradiation
Hasmik Karapetyan
Syuzan Marutyan
Anna Muradyan
Hamlet Badalyan
Seda Marutyan
Karen Trchounian
Journal of Bioenergetics and Biomembranes
2024
1-8
Article
Proton conductance and regulation of proton/potassium fluxes in Escherichia coli FhlA-lacking cells during fermentation of mixed carbon sources
Heghine Gevorgyan
Anna Poladyan
Karen Trchounian
Anait Vassilian
Archives of Biochemistry and Biophysics
2024
109999
Article
Development of an H2 fuel cell electrochemical system powered by Escherichia coli cells
Torgom Seferyan
Lusine Baghdasaryan
Meri Iskandaryan
Karen Trchounian
Anna Poladyan
Electrochemistry Communications
2024
107746
Article
The antimicrobial efects of silver nanoparticles obtained through the royal jelly on the yeasts Candida guilliermondii NP‑4
Seda Marutyan
Hasmik Karapetyan
Lusine Khachatryan
Anna Muradyan
Syuzan Marutyan
Anna Poladyan
KarenTrchounian
Scientific Reports
2024
19163
Article
Glucose concentration is determinant for the functioning of hydrogenase 1 and hydrogenase 2 in regulating the proton and potassium fluxes in Escherichia coli at pH 7.5
Liana Vanyan
Karen Trchounian
Biochimie
2024
205-216
Article
Sodium transport and redox regulation in Saccharomyces cerevisiae under osmotic stress depending on oxygen availability
Anahit Shirvanyan
Karen Trchounian
Scientific Reports
2024
23982
Article
Growth characteristics, redox potential changes and proton motive force generation in Thermus scotoductus K1 during growth on various carbon sources
Hripsime Petrosyan
Karen Trchounian
AIMS Microbiology
2024
1052-1067
Article
L-amino acids affect the hydrogenase activity and growth of Ralstonia eutropha H16
Meri Iskandaryan
Syuzanna Blbulyan
Mayramik Sahakyan
Anait Vassilian
Karen Trchounian
Anna Poladyan
AMB Express
2023
33
Article
Valorization of whey-based side streams for microbial biomass, molecular hydrogen, and hydrogenase production
Anna Poladyan
Karen Trchounian
Ela Minasyan
Meri Iskandaryan
Hayarpi Aghekyan
Sargis Aghayan
Avetis Tsaturyan
Ani Paloyan
Garabed Antranikian
Lev Khoyetsyan
Applied Microbiology and Biotechnology
2023
4683–4696
Article
Relationship between proton/ potassium fluxes and central carbon catabolic pathways in different Saccharomyces cerevisiae strains under osmotic stress conditions
Anahit Shirvanyan
Satenik Mirzoyan
Karen Trchounian
Process Biochemistry
2023
309-318
Article
Osmotic stress as a factor for regulating E. coli hydrogenase activity and enhancing H2 production during mixed carbon sources fermentation
Anush Babayan
Anahit Vassilian
Karen Trchounian
AIMS Microbiology
2023
724-737
Article
Propionic and valproic acids have an impact on bacteria viability, proton flux and ATPase activity
Heghine Gevorgyan
Tamara Abaghyan
Margarita Mirumyan
Konstantin Yenkoyan
Karen Trchounian
Journal of Bioenergetics and Biomembranes
2023
397-408
Article
Sequential extraction of high-value added molecules from grape pomaces using supercritical fluids with water as a co-solvent
Gayane Hayrapetyan
Karen Trchounian
Laurine Buon
Laurence Noret
Benoıt Pinel
Jeremy Lagrue
Ali Assifaoui
RSC Sustainability
2023
2014-2023
Article
HyfF subunit of hydrogenase 4 is crucial for regulating FOF1 dependent proton/potassium fluxes during fermentation of various concentrations of glucose
Liana Vanyan
Karen Trchounian
Journal of Bioenergetics and Biomembranes
2022
69-79

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