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Full-Text Articles in Biochemistry, Biophysics, and Structural Biology

Predicted Structure And Analysis Of The Glycoprotein From Sars-Cov-2 Variants Of Interest, Boris Shabaltiy Oct 2023

Predicted Structure And Analysis Of The Glycoprotein From Sars-Cov-2 Variants Of Interest, Boris Shabaltiy

Honors Theses

SARS-CoV-2 has had a devastating effect on the world, and while the public concern and severity of the diseased caused by it have decreased, it is still crucial to monitor the virus for mutations so we can rapidly identify new variants of concern, and then rapidly prepare new vaccines and treatments. The SARS-CoV-2 spike (S) protein from the first isolates of the virus (root variant) was structurally characterized in early 2021. The spike protein structure, designated 7CZW, was uploaded to RCSB Protein Data Bank (RCSB PDB). All subsequent mutations the S protein has accumulated are based on the amino acid …


Targeting A Free Viral Fraction Enhances The Early Alert Potential Of Wastewater Surveillance For Sars-Cov-2: A Methods Comparison Spanning The Transition Between Delta And Omicron Variants In A Large Urban Center, Liang Zhao, Qiudi Geng, Ryland Corchis-Scott, Robert Michael Mckay, John Norton, Irene Xagoraraki Jan 2023

Targeting A Free Viral Fraction Enhances The Early Alert Potential Of Wastewater Surveillance For Sars-Cov-2: A Methods Comparison Spanning The Transition Between Delta And Omicron Variants In A Large Urban Center, Liang Zhao, Qiudi Geng, Ryland Corchis-Scott, Robert Michael Mckay, John Norton, Irene Xagoraraki

Great Lakes Institute for Environmental Research Publications

Introduction: Wastewater surveillance has proven to be a valuable approach to monitoring the spread of SARS-CoV-2, the virus that causes Coronavirus disease 2019 (COVID-19). Recognizing the benefits of wastewater surveillance as a tool to support public health in tracking SARS-CoV-2 and other respiratory pathogens, numerous wastewater virus sampling and concentration methods have been tested for appropriate applications as well as their significance for actionability by public health practices. Methods: Here, we present a 34-week long wastewater surveillance study that covers nearly 4 million residents of the Detroit (MI, United States) metropolitan area. Three primary concentration methods were compared with respect …


Actionable Wastewater Surveillance: Application To A University Residence Hall During The Transition Between Delta And Omicron Resurgences Of Covid-19, Ryland Corchis-Scott, Qiudi Geng, Abdul Monem Al Riahi, Amr Labak, Ana Podadera, Kenneth K.S. Ng, Lisa A. Porter, Yufeng Tong, Jess C. Dixon, Sherri Lynne Menard, Rajesh Seth, R. Michael Mckay Jan 2023

Actionable Wastewater Surveillance: Application To A University Residence Hall During The Transition Between Delta And Omicron Resurgences Of Covid-19, Ryland Corchis-Scott, Qiudi Geng, Abdul Monem Al Riahi, Amr Labak, Ana Podadera, Kenneth K.S. Ng, Lisa A. Porter, Yufeng Tong, Jess C. Dixon, Sherri Lynne Menard, Rajesh Seth, R. Michael Mckay

Great Lakes Institute for Environmental Research Publications

Wastewater surveillance has gained traction during the COVID-19 pandemic as an effective and non-biased means to track community infection. While most surveillance relies on samples collected at municipal wastewater treatment plants, surveillance is more actionable when samples are collected “upstream” where mitigation of transmission is tractable. This report describes the results of wastewater surveillance for SARS-CoV-2 at residence halls on a university campus aimed at preventing outbreak escalation by mitigating community spread. Another goal was to estimate fecal shedding rates of SARS-CoV-2 in a non-clinical setting. Passive sampling devices were deployed in sewer laterals originating from residence halls at a …


Detection Of Sars-Cov-2 Neutralizing Antibodies In Retropharyngeal Lymph Node Exudates Of White-Tailed Deer (Odocoileus Virginianus) From Nebraska, Usa, Korakrit Poonsuk, Duan S. Loy, Rachael Birn, Bryan Buss, Matthew Donahue, Todd Nordeen, Kylie Sinclair, Luke Meduna, Bruce Brodersen, John Dustin Loy Jan 2023

Detection Of Sars-Cov-2 Neutralizing Antibodies In Retropharyngeal Lymph Node Exudates Of White-Tailed Deer (Odocoileus Virginianus) From Nebraska, Usa, Korakrit Poonsuk, Duan S. Loy, Rachael Birn, Bryan Buss, Matthew Donahue, Todd Nordeen, Kylie Sinclair, Luke Meduna, Bruce Brodersen, John Dustin Loy

School of Veterinary and Biomedical Sciences: Faculty Publications

Disease surveillance testing for emerging zoonotic pathogens in wildlife is a key component in understanding the epidemiology of these agents and potential risk to human populations. Recent emergence of SARS-CoV-2 in humans, and subsequent detection of this virus in wildlife, highlights the need for developing new One Health surveillance strategies. We used lymph node exudate, a sample type that is routinely collected in hunter-harvested white-tailed deer (WTD, Odocoileus virginianus) for surveillance of chronic wasting disease, to assess anti-SARS-CoV-2 neutralizing antibodies. A total of 132 pairs of retropharyngeal lymph nodes collected from Nebraska WTD harvested in Nebraska, US, in 2019 …