M
Mohammad Yazid Abdad
Researcher at Tan Tock Seng Hospital
Publications - 42
Citations - 1910
Mohammad Yazid Abdad is an academic researcher from Tan Tock Seng Hospital. The author has contributed to research in topics: Medicine & Spotted fever. The author has an hindex of 13, co-authored 32 publications receiving 1364 citations. Previous affiliations of Mohammad Yazid Abdad include Geelong Hospital & World Health Organization.
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Journal ArticleDOI
Update on Tick-Borne Rickettsioses around the World: a Geographic Approach
Philippe Parola,Christopher D. Paddock,Cristina Socolovschi,Marcelo Bahia Labruna,Oleg Mediannikov,Tahar Kernif,Mohammad Yazid Abdad,John Stenos,Idir Bitam,Pierre-Edouard Fournier,Didier Raoult +10 more
TL;DR: The current knowledge on tick-borne rickettsiae and ricksettsioses is presented using a geographic approach toward the epidemiology of these diseases.
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SARS-CoV-2 seroprevalence and transmission risk factors among high-risk close contacts: a retrospective cohort study.
Oon Tek Ng,Oon Tek Ng,Kalisvar Marimuthu,Vanessa Koh,Junxiong Pang,Kyaw Zaw Linn,Jie Sun,Liang De Wang,Wan Ni Chia,Charles Tiu,Monica Chan,Li Min Ling,Shawn Vasoo,Mohammad Yazid Abdad,Po Ying Chia,Po Ying Chia,Tau Hong Lee,Ray Junhao Lin,Sapna P. Sadarangani,Sapna P. Sadarangani,Mark I-Cheng Chen,Zubaidah Said,Lalitha Kurupatham,Rachael Pung,Lin-Fa Wang,Alex R. Cook,Yee Sin Leo,Vernon Jm Lee,Vernon Jm Lee +28 more
TL;DR: This retrospective cohort study involved all close contacts of confirmed COVID-19 cases in Singapore, identified between Jan 23 and April 3, 2020, and found that indirect contact, meal sharing, and lavatory co-usage were not independently associated with SARS-CoV-2 transmission.
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Whole blood immunophenotyping uncovers immature neutrophil-to-VD2 T-cell ratio as an early marker for severe COVID-19.
Guillaume Carissimo,Weili Xu,Immanuel Kwok,Mohammad Yazid Abdad,Yi Hao Chan,Siew-Wai Fong,Siew-Wai Fong,Kia Joo Puan,Cheryl Yi-Pin Lee,Nicholas Kim-Wah Yeo,Siti Naqiah Amrun,Rhonda Sin-Ling Chee,Wilson How,Stephrene Seok Wei Chan,Bingwen Eugene Fan,Anand Kumar Andiappan,Bernett Lee,Olaf Rötzschke,Barnaby Edward Young,Barnaby Edward Young,Yee Sin Leo,David C. Lye,Laurent Rénia,Lai Guan Ng,Anis Larbi,Lisa F. P. Ng +25 more
TL;DR: Comprehensive flow cytometry of whole blood samples from 54 COVID-19 patients reveals a dramatic increase in the number of immature neutrophils, which strongly correlates with disease severity and is associated with elevated IL-6 and IP-10 levels, two key players in the cytokine storm.
Journal ArticleDOI
A Concise Review of the Epidemiology and Diagnostics of Rickettsioses: Rickettsia and Orientia spp.
Mohammad Yazid Abdad,Rita Abou Abdallah,Pierre-Edouard Fournier,John Stenos,Shawn Vasoo,Shawn Vasoo +5 more
TL;DR: This paper provides a concise review of the rickettsioses and the traditional and newer technologies available for their diagnosis.
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Rickettsia felis , an emerging flea-transmitted human pathogen
TL;DR: Rickettsia felis was first recognised two decades ago and has now been described as endemic to all continents except Antarctica and there is concern that changes to the ecology and distribution of R. felis vectors may adversely impact public health.