المؤلفون: Anna Yu. Popova, Vyacheslav S. Smirnov, Svetlana A. Egorova, Artavazd V. Vanyan, Angelika M. Milichkina, Nune G. Bakunts, Irina V. Drozd, Romella A. Abovyan, Valeriy A. Ivanov, Gayane G. Melik-Andreasyan, Edward Smith Ramsay, Gennady O. Palozyan, Tatyana V. Arbuzova, Ara Sh. Keshishyan, Ouna B. Zhimbayeva, Olga A. Petrova, Alexandra V. Gubanova, Alexandra P. Razumovskaya, Areg A. Totolian

المصدر: Russian Journal of Infection and Immunity. 13:75-90

مصطلحات موضوعية: Infectious Diseases, Immunology, Immunology and Allergy

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::f9887306e0a1c736c40df12aa4bd12c5
https://doi.org/10.15789/2220-7619-sci-2450

المؤلفون: Manucharyan A; National Center for Disease Control and Prevention, Ministry of Health, Yerevan, Republic of Armenia., Achenbach J; Battelle Memorial Institute, Charlottesville, Virginia, USA., Paronyan L; National Center for Disease Control and Prevention, Ministry of Health, Yerevan, Republic of Armenia., Avetisyan L; National Center for Disease Control and Prevention, Ministry of Health, Yerevan, Republic of Armenia., Danielyan R; National Center for Disease Control and Prevention, Ministry of Health, Yerevan, Republic of Armenia., Melik-Andreasyan G; National Center for Disease Control and Prevention, Ministry of Health, Yerevan, Republic of Armenia.

المصدر: Vector borne and zoonotic diseases (Larchmont, N.Y.) [Vector Borne Zoonotic Dis] 2023 May; Vol. 23 (5), pp. 284-290. Date of Electronic Publication: 2023 Mar 22.

نوع المنشور: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.

بيانات الدورية: Publisher: Mary Ann Liebert, Inc Country of Publication: United States NLM ID: 100965525 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1557-7759 (Electronic) Linking ISSN: 15303667 NLM ISO Abbreviation: Vector Borne Zoonotic Dis Subsets: MEDLINE

مواضيع طبية MeSH: Rodent Diseases* , Ticks* , Tularemia*/epidemiology , Tularemia*/veterinary, Animals ; Armenia/epidemiology ; Arvicolinae

المؤلفون: Azatyan V; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia., Yessayan L; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia., Sargsyan A; Tuberculosis Research and Prevention Center, 6/2 Adonts Str., 100 Apt., Yerevan 0014, Armenia., Khachatryan A; Department of Pathological Anatomy, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia., Ghevondyan T; Laboratory of Histochemistry and Electron Microscopy, After Orbeli Institute of Physiology of National Academy of Sciences of Republic Armenia (NAoS RA), 22 Brothers Orbeli Str., Yerevan 0028, Armenia., Shmavonyan M; Department of Infectious Diseases, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia., Melik-Andreasyan G; National Center of Disease Control and Prevention, Ministry of Health (MoH), 12 Mkhitar Heratsi Str., Yerevan 0025, Armenia., Porksheyan K; Department of Diagnostic Radiology, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia., Manrikyan M; Department of Pediatric Dentistry and Orthodontics, Yerevan State Medical University (YSMU), 2 Koryun Str., Yerevan 0025, Armenia.

المصدر: International journal of environmental research and public health [Int J Environ Res Public Health] 2022 Jul 24; Vol. 19 (15). Date of Electronic Publication: 2022 Jul 24.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: MDPI Country of Publication: Switzerland NLM ID: 101238455 Publication Model: Electronic Cited Medium: Internet ISSN: 1660-4601 (Electronic) Linking ISSN: 16604601 NLM ISO Abbreviation: Int J Environ Res Public Health Subsets: MEDLINE

مواضيع طبية MeSH: Hepatitis C*/pathology , Mouth Mucosa*/pathology, Cross-Sectional Studies ; Cytokines ; Female ; Humans ; Interleukin-2 ; Interleukin-4 ; Male

المؤلفون: Avetyan D; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia., Hakobyan S; Bioinformatics Group, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Armenian Bioinformatics Institute, Yerevan 0014, Armenia., Nikoghosyan M; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia.; Bioinformatics Group, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia., Ghukasyan L; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia., Khachatryan G; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia., Sirunyan T; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia., Muradyan N; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia., Zakharyan R; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia., Chavushyan A; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Davidyants Laboratories, Yerevan 0054, Armenia., Hayrapetyan V; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia., Hovhannisyan A; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia.; Laboratory of Evolutionary Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia., Mohamed Bakhash SA; Department of Laboratory Medicine and Pathology, University of Washington, Seattle, WA 98102, USA.; Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA., Jerome KR; Department of Laboratory Medicine and Pathology, University of Washington, Seattle, WA 98102, USA.; Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA., Roychoudhury P; Department of Laboratory Medicine and Pathology, University of Washington, Seattle, WA 98102, USA.; Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA., Greninger AL; Department of Laboratory Medicine and Pathology, University of Washington, Seattle, WA 98102, USA.; Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA., Niazyan L; NORK Infection Clinical Hospital, MoH RA, Yerevan 0047, Armenia., Davidyants M; NORK Infection Clinical Hospital, MoH RA, Yerevan 0047, Armenia., Melik-Andreasyan G; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan 0025, Armenia., Sargsyan S; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan 0025, Armenia., Nersisyan L; Armenian Bioinformatics Institute, Yerevan 0014, Armenia.; SciLifeLab, Department of Microbiology, Tumor and Cell Biology, Karolinska Institutet, 17177 Solna, Sweden., Arakelyan A; Laboratory of Human Genomics, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan 0051, Armenia.; Bioinformatics Group, Institute of Molecular Biology NAS RA, Yerevan 0014, Armenia.; Armenian Bioinformatics Institute, Yerevan 0014, Armenia.

المصدر: Viruses [Viruses] 2022 May 17; Vol. 14 (5). Date of Electronic Publication: 2022 May 17.

نوع المنشور: Journal Article; Research Support, Non-U.S. Gov't

بيانات الدورية: Publisher: MDPI Country of Publication: Switzerland NLM ID: 101509722 Publication Model: Electronic Cited Medium: Internet ISSN: 1999-4915 (Electronic) Linking ISSN: 19994915 NLM ISO Abbreviation: Viruses Subsets: MEDLINE

مواضيع طبية MeSH: COVID-19*/epidemiology , SARS-CoV-2*/genetics, Armenia/epidemiology ; High-Throughput Nucleotide Sequencing ; Humans

SCR Organism: SARS-CoV-2 variants

المؤلفون: Azatyan V; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), Yerevan, Armenia. vahe.azatyan@gmail.com., Yessayan L; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), Yerevan, Armenia., Khachatryan A; Department of Pathological Anatomy, Yerevan State Medical University (YSMU), Yerevan, Armenia., Perikhanyan A; Department of Medical Affairs, FMD Contract Research Organization, Yerevan, Armenia., Hovhannisyan A; Department of Infectious Diseases, Yerevan State Medical University (YSMU), Yerevan, Armenia., Shmavonyan M; Department of Infectious Diseases, Yerevan State Medical University (YSMU), Yerevan, Armenia., Ghazinyan H; Department of Hepatology, Nork Clinical Infectious Hospital (CJSC), Yerevan, Armenia., Gish R; Department of Medicine, Stanford University Hospital, Stanford, California, United States., Melik-Andreasyan G; National Center of Disease Control and Prevention, RA Ministry of Health, Yerevan, Armenia., Porksheyan K; Department of Diagnostic Radiology, Yerevan State Medical University (YSMU), Yerevan, Armenia.

المصدر: Journal of infection in developing countries [J Infect Dev Ctries] 2021 Nov 30; Vol. 15 (11), pp. 1761-1765. Date of Electronic Publication: 2021 Nov 30.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Open Learning on Enteric Pathogens Country of Publication: Italy NLM ID: 101305410 Publication Model: Electronic Cited Medium: Internet ISSN: 1972-2680 (Electronic) Linking ISSN: 19722680 NLM ISO Abbreviation: J Infect Dev Ctries Subsets: MEDLINE

مواضيع طبية MeSH: Mouth Diseases/*etiology , Mouth Mucosa/*pathology, Adult ; Aged ; Disease Progression ; Female ; HIV Infections/complications ; HIV Infections/immunology ; Hepatitis B, Chronic/complications ; Hepatitis B, Chronic/immunology ; Hepatitis C, Chronic/complications ; Hepatitis C, Chronic/immunology ; Humans ; Immunity, Humoral ; Male ; Middle Aged ; Mouth Diseases/virology ; Mouth Mucosa/virology

المؤلفون: Avetyan D; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan, 0051, Armenia. Electronic address: d_avetyan@mb.sci.am., Chavushyan A; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Ghazaryan H; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Melkonyan A; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Stepanyan A; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Zakharyan R; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan, 0051, Armenia., Hayrapetyan V; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Atshemyan S; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia., Khachatryan G; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan, 0051, Armenia., Sirunyan T; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan, 0051, Armenia., Davitavyan S; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Institute of Biomedicine and Pharmacy, Russian-Armenian University, Yerevan, 0051, Armenia., Martirosyan G; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia; Davidyants Laboratories, Yerevan, 0054, Armenia., Melik-Andreasyan G; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan, 0025, Armenia., Sargsyan S; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan, 0025, Armenia., Ghazazyan A; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan, 0025, Armenia., Aleksanyan N; National Center of Disease Control and Prevention, Ministry of Health RA, Yerevan, 0025, Armenia., Yin X; Applied Biology Laboratory, Shenyang University of Chemical Technology, Shenyang, 110142, China; Biotech & Biomedicine Science (Shenyang)Co. Ltd, Shenyang, 110000, China., Arakelyan A; Laboratory of Human Genomics and Immunomics, Institute of Molecular Biology, National Academy of Sciences RA, Yerevan, 0014, Armenia.

المصدر: Journal of virological methods [J Virol Methods] 2021 Sep; Vol. 295, pp. 114199. Date of Electronic Publication: 2021 Jun 04.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 8005839 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-0984 (Electronic) Linking ISSN: 01660934 NLM ISO Abbreviation: J Virol Methods Subsets: MEDLINE

مواضيع طبية MeSH: COVID-19/*diagnosis , COVID-19 Nucleic Acid Testing/*methods , Mass Screening/*methods , SARS-CoV-2/*isolation & purification, Armenia/epidemiology ; COVID-19/epidemiology ; COVID-19/virology ; Humans ; RNA, Viral/genetics ; Reverse Transcriptase Polymerase Chain Reaction ; SARS-CoV-2/genetics ; Sensitivity and Specificity ; Specimen Handling ; Viral Load ; Virus Inactivation

المؤلفون: Kuhls K; Division of Molecular Biotechnology and Functional Genomics, Technical University of Applied Sciences Wildau, Wildau, Germany.; Research Platform Data Analysis & Simulation, Leibniz Centre for Agricultural Landscape Research (ZALF), Müncheberg, Germany., Moskalenko O; Division of Molecular Biotechnology and Functional Genomics, Technical University of Applied Sciences Wildau, Wildau, Germany., Sukiasyan A; Division of Molecular Biotechnology and Functional Genomics, Technical University of Applied Sciences Wildau, Wildau, Germany.; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health, Yerevan, Armenia.; Eurasia International University, Yerevan, Armenia., Manukyan D; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health, Yerevan, Armenia., Melik-Andreasyan G; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health, Yerevan, Armenia.; National Center of Disease Control and Prevention, Ministry of Health,Yerevan, Armenia., Atshemyan L; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health, Yerevan, Armenia., Apresyan H; Yerevan State Medical University after Mkitar Herats, Yerevan, Armenia., Strelkova M; Martsinovsky Institute of Medical Parasitology, Tropical and Vector-borne Diseases, Sechenov First Moscow State Medical University, Moscow, Russia., Jaeschke A; Department of Biogeography, University of Bayreuth, Bayreuth, Germany., Wieland R; Research Platform Data Analysis & Simulation, Leibniz Centre for Agricultural Landscape Research (ZALF), Müncheberg, Germany., Frohme M; Division of Molecular Biotechnology and Functional Genomics, Technical University of Applied Sciences Wildau, Wildau, Germany., Cortes S; Division of Molecular Biotechnology and Functional Genomics, Technical University of Applied Sciences Wildau, Wildau, Germany.; Global Health & Tropical Medicine, Instituto de Higiene e Medicina Tropical, Universidade Nova de Lisboa, Lisbon, Portugal., Keshishyan A; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health, Yerevan, Armenia.; National Center of Disease Control and Prevention, Ministry of Health,Yerevan, Armenia.

المصدر: PLoS neglected tropical diseases [PLoS Negl Trop Dis] 2021 Apr 19; Vol. 15 (4), pp. e0009288. Date of Electronic Publication: 2021 Apr 19 (Print Publication: 2021).

نوع المنشور: Journal Article; Research Support, Non-U.S. Gov't

بيانات الدورية: Publisher: Public Library of Science Country of Publication: United States NLM ID: 101291488 Publication Model: eCollection Cited Medium: Internet ISSN: 1935-2735 (Electronic) Linking ISSN: 19352727 NLM ISO Abbreviation: PLoS Negl Trop Dis Subsets: MEDLINE

مواضيع طبية MeSH: Microsatellite Repeats*, Communicable Diseases, Emerging/*diagnosis , Leishmania infantum/*genetics , Leishmaniasis, Visceral/*diagnosis , Leishmaniasis, Visceral/*epidemiology, Armenia/epidemiology ; Child, Preschool ; Communicable Diseases, Emerging/epidemiology ; Communicable Diseases, Emerging/parasitology ; Ecosystem ; Female ; Genotype ; Humans ; Infant ; Leishmaniasis, Visceral/parasitology ; Male ; Molecular Epidemiology ; Molecular Typing ; Pilot Projects ; Polymorphism, Restriction Fragment Length ; Risk Assessment

المؤلفون: Sukiasyan A; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health,1 Khudyakov St., 0063, Yerevan,Armenia., Keshishyan A; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health,1 Khudyakov St., 0063, Yerevan,Armenia., Manukyan D; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health,1 Khudyakov St., 0063, Yerevan,Armenia., Melik-Andreasyan G; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health,1 Khudyakov St., 0063, Yerevan,Armenia., Atshemyan L; Research Institute of Epidemiology, Virology and Medical Parasitology after A.B. Alexanyan, Ministry of Health,1 Khudyakov St., 0063, Yerevan,Armenia., Apresyan H; Yerevan State Medical University after Mkitar Heratsi,2 Koryun str., 0025, Yerevan,Armenia., Strelkova M; Martsinovsky Institute of Medical Parasitology, Tropical and Vector-Born Diseases, Sechenov First Moscow State Medical University,Malaya Pirogovskaya 20, 119830 Moscow,Russion Federation., Frohme M; Division Molecular Biotechnology and Functional Genomics,Technical University of Applied Sciences Wildau,Hochschulring 1, 15745 Wildau,Germany., Cortes S; Division Molecular Biotechnology and Functional Genomics,Technical University of Applied Sciences Wildau,Hochschulring 1, 15745 Wildau,Germany., Kuhls K; Division Molecular Biotechnology and Functional Genomics,Technical University of Applied Sciences Wildau,Hochschulring 1, 15745 Wildau,Germany.

المصدر: Parasitology [Parasitology] 2019 Jun; Vol. 146 (7), pp. 857-864. Date of Electronic Publication: 2019 Feb 13.

نوع المنشور: Journal Article; Research Support, Non-U.S. Gov't

بيانات الدورية: Publisher: Cambridge University Press Country of Publication: England NLM ID: 0401121 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1469-8161 (Electronic) Linking ISSN: 00311820 NLM ISO Abbreviation: Parasitology Subsets: MEDLINE

مواضيع طبية MeSH: Molecular Diagnostic Techniques*, Communicable Diseases, Emerging/*diagnosis , Leishmania infantum/*genetics , Leishmaniasis, Visceral/*diagnosis , Leishmaniasis, Visceral/*epidemiology, Armenia/epidemiology ; Child ; Child, Preschool ; Communicable Diseases, Emerging/epidemiology ; Communicable Diseases, Emerging/parasitology ; DNA, Intergenic/genetics ; Female ; Genotype ; Humans ; Infant ; Leishmaniasis, Visceral/parasitology ; Male ; Middle Aged ; Molecular Typing ; Polymorphism, Restriction Fragment Length ; Retrospective Studies

المؤلفون: Azatyan V; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), Yerevan, Armenia. vahe.azatyan@gmail.com., Yessayan L; Department of Therapeutic Stomatology, Yerevan State Medical University (YSMU), Yerevan, Armenia. lazyes@yandex.ru., Shmavonyan M; Department of Infectious Diseases, Yerevan State Medical University (YSMU), Yerevan, Armenia. sh_melaniya@mail.ru., Melik-Andreasyan G; National Center of Disease Control and Prevention, The Ministry of Health of Republic of Armenia. melikandreasyan@mail.ru., Perikhanyan A; Medical Affairs Department, FMD Contract Research Organization, Yerevan, Armenia. anush.peri@gmail.com., Porkshenyan K; Nork Clinical Infectious Hospital CJSC, Yerevan, Armenia. tima129@mail.ru.

المصدر: Journal of infection in developing countries [J Infect Dev Ctries] 2019 May 16; Vol. 13 (5.1), pp. 69S-74S. Date of Electronic Publication: 2019 May 16.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Open Learning on Enteric Pathogens Country of Publication: Italy NLM ID: 101305410 Publication Model: Electronic Cited Medium: Internet ISSN: 1972-2680 (Electronic) Linking ISSN: 19722680 NLM ISO Abbreviation: J Infect Dev Ctries Subsets: MEDLINE

مواضيع طبية MeSH: HIV Infections/*pathology , Hepatitis B/*pathology , Hepatitis C/*pathology , Interferon-gamma/*analysis , Interleukins/*analysis , Periodontitis/*pathology , Saliva/*chemistry, Adult ; Aged ; Aged, 80 and over ; Armenia ; Case-Control Studies ; Female ; HIV Infections/complications ; Hepatitis B/complications ; Hepatitis C/complications ; Hospitals, University ; Humans ; Immunologic Factors/analysis ; Male ; Middle Aged ; Periodontitis/complications ; Young Adult