S
Sima Tokajian
Researcher at Lebanese American University
Publications - 87
Citations - 1770
Sima Tokajian is an academic researcher from Lebanese American University. The author has contributed to research in topics: Multilocus sequence typing & Biology. The author has an hindex of 19, co-authored 74 publications receiving 1195 citations.
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Journal ArticleDOI
SARS-CoV-2 and ORF3a: Nonsynonymous mutations, functional domains, and viral pathogenesis
TL;DR: The study showed the importance of conserved functional domains across the species barrier and revealed the possible role of the 3a protein in the viral life cycle.
Journal ArticleDOI
Tracking the international spread of SARS-CoV-2 lineages B.1.1.7 and B.1.351/501Y-V2
Áine O'Toole,Verity Hill,Oliver G. Pybus,Alexander Watts,Issac I. Bogoch,Issac I. Bogoch,Kamran Khan,Kamran Khan,Jane P. Messina,Houriiyah Tegally,Richard R. Lessells,Jennifer Giandhari,Sureshnee Pillay,Kefentse Arnold Tumedi,Gape Nyepetsi,Malebogo Kebabonye,Maitshwarelo Matsheka,Madisa Mine,Sima Tokajian,Hamad Hassan,Tamara Salloum,Georgi Merhi,Jad Koweyes,Jemma L. Geoghegan,Jemma L. Geoghegan,Joep de Ligt,Xiaoyun Ren,Matthew Storey,Nikki E. Freed,Chitra Pattabiraman,Pramada Prasad,Anita Desai,Ravi Vasanthapuram,Thomas F. Schulz,Lars Steinbrück,Tanja Stadler,Antonio Parisi,Angelica Bianco,Darío García de Viedma,Sergio Buenestado-Serrano,Vítor Borges,Joana Isidro,Sílvia Duarte,João Paulo Gomes,Neta S. Zuckerman,Michal Mandelboim,Orna Mor,Torsten Seemann,Alicia Arnott,Jenny Draper,Mailie Gall,William Rawlinson,Ira Deveson,Sanmarié Schlebusch,Jamie McMahon,Lex E. X. Leong,Chuan Kok Lim,Maria Chironna,Daniela Loconsole,Antonin Bal,Laurence Josset,Edward C. Holmes,Kirsten St. George,Erica Lasek-Nesselquist,Reina S. Sikkema,Bas B. Oude Munnink,Marion Koopmans,Mia Brytting,V. Sudha rani,S. Pavani,Teemu Smura,Albert Heim,Satu Kurkela,Massab Umair,Muhammad Salman,Barbara Bartolini,Martina Rueca,Christian Drosten,Thorsten Wolff,Olin K. Silander,Dirk Eggink,Chantal Reusken,Harry Vennema,Aekyung Park,Christine V.F. Carrington,Nikita Sahadeo,Michael J. Carr,Gabo Gonzalez,Search Alliance San Diego,SeqCOVID-Spain,Tulio de Oliveira,Nuno R. Faria,Nuno R. Faria,Andrew Rambaut,Moritz U. G. Kraemer +94 more
TL;DR: In this article, two genetically-distinct clusters of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) with mutations of biological concern were reported, one in the United Kingdom and one in South Africa.
Journal ArticleDOI
Origin and Evolution of European Community-Acquired Methicillin-Resistant Staphylococcus aureus
Marc Stegger,Marc Stegger,Thierry Wirth,Paal Skytt Andersen,Paal Skytt Andersen,Robert Skov,Anna De Grassi,Patricia Martins Simoes,Patricia Martins Simoes,Anne Tristan,Anne Tristan,Andreas Petersen,Maliha Aziz,Maliha Aziz,Kristoffer Kiil,Ivana Cirkovic,Edet E. Udo,Rosa del Campo,Jaana Vuopio-Varkila,Norazah Ahmad,Sima Tokajian,Georg Peters,Frieder Schaumburg,Barbro Olsson-Liljequist,Michael Givskov,Elizabeth E. Driebe,Henrik Vigh,Adebayo Shittu,Nadjia Ramdani-Bougessa,Jean-Philippe Rasigade,Jean-Philippe Rasigade,Lance B. Price,Lance B. Price,François Vandenesch,François Vandenesch,Anders Rhod Larsen,Frédéric Laurent,Frédéric Laurent +37 more
TL;DR: The whole-genome sequencing of a global collection of strains of both MSSA and MRSA CC80 isolates determined that a single descendant of a PVL-positive methicillin-sensitive ancestor circulating in sub-Saharan Africa rose to become the dominant CA-MRSA clone in Europe, the Middle East, and North Africa.
Journal ArticleDOI
Tracking the international spread of SARS-CoV-2 lineages B.1.1.7 and B.1.351/501Y-V2 with grinch.
Áine O'Toole,Verity Hill,Oliver G. Pybus,Alexander Watts,Issac I. Bogoch,Issac I. Bogoch,Kamran Khan,Kamran Khan,Jane P. Messina,Houriiyah Tegally,Richard R. Lessells,Jennifer Giandhari,Sureshnee Pillay,Kefentse Arnold Tumedi,Gape Nyepetsi,Malebogo Kebabonye,Maitshwarelo Matsheka,Madisa Mine,Sima Tokajian,Hamad Hassan,Tamara Salloum,Georgi Merhi,Jad Koweyes,Jemma L. Geoghegan,Jemma L. Geoghegan,Joep de Ligt,Xiaoyun Ren,Matthew Storey,Nikki E. Freed,Chitra Pattabiraman,Pramada Prasad,Anita Desai,Ravi Vasanthapuram,Thomas F. Schulz,Lars Steinbrück,Tanja Stadler,Antonio Parisi,Angelica Bianco,Darío García de Viedma,Sergio Buenestado-Serrano,Vítor Borges,Joana Isidro,Sílvia Duarte,João Paulo Gomes,Neta S. Zuckerman,Michal Mandelboim,Orna Mor,Torsten Seemann,Alicia Arnott,Jenny Draper,Mailie Gall,William D. Rawlinson,Ira Deveson,Sanmarié Schlebusch,Jamie McMahon,Lex E. X. Leong,Chuan Kok Lim,Maria Chironna,Daniela Loconsole,Antonin Bal,Laurence Josset,Edward C. Holmes,Kirsten St. George,Erica Lasek-Nesselquist,Reina S. Sikkema,Bas B. Oude Munnink,Marion Koopmans,Mia Brytting,V. Sudha rani,S. Pavani,Teemu Smura,Albert Heim,Satu Kurkela,Massab Umair,Muhammad Salman,Barbara Bartolini,Martina Rueca,Christian Drosten,Thorsten Wolff,Olin K. Silander,Dirk Eggink,Chantal Reusken,Harry Vennema,Aekyung Park,Christine V.F. Carrington,Nikita Sahadeo,Michael J. Carr,Gabo Gonzalez,Search Alliance San Diego,SeqCOVID-Spain,Tulio de Oliveira,Nuno R. Faria,Nuno R. Faria,Andrew Rambaut,Moritz U. G. Kraemer +94 more
TL;DR: In this article, two genetically-distinct clusters of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) with mutations of biological concern were reported, one in the United Kingdom and one in South Africa.
Journal ArticleDOI
Water quality problems associated with intermittent water supply
Sima Tokajian,Fuad Hashwa +1 more
TL;DR: A controlled study was conducted in Lebanon over a period of 12 months to determine bacterial regrowth in a small network supplying the Beirut suburb of Naccache that had a population of about 3,000 and a positive correlation was established between the HPC/mL and pH, temperature and storage time.