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Full-Text Articles in Virology

Elucidating Immune Signaling Of Influenza A Virus And Aspergillus Fumigatus Co-Infections Through Pioneered Model Development, Meagan Danyelle Rippee-Brooks Aug 2019

Elucidating Immune Signaling Of Influenza A Virus And Aspergillus Fumigatus Co-Infections Through Pioneered Model Development, Meagan Danyelle Rippee-Brooks

MSU Graduate Theses

Bacterial co-infections with influenza A virus (IAV) are extremely serious and life-threatening. However, there exists limited understanding about the importance of fungal infections with IAV. Clinical case reports indicate that fungal co-infections do occur and suggest the IAV pandemic of 2009 had a propensity to predispose patients to secondary fungal infections more than previous IAV strains. IAV-fungal co-infections are marked by high mortality rates of 47 to 61% in previously healthy individuals between the ages of 20 and 60. Yet, the variables involved in this co-infection remain undetermined. I achieved effective recapitulation of this co-infection using a C57Bl/6 murine (mouse) …


Assessment Of The Potential Use Of Recombinant Baculovirus-Expressed Lassa Virus Nucleoprotein As A Serodiagnostic Antigen, Sahiba Grover Apr 2019

Assessment Of The Potential Use Of Recombinant Baculovirus-Expressed Lassa Virus Nucleoprotein As A Serodiagnostic Antigen, Sahiba Grover

Kansas State University Undergraduate Research Conference

Lassa virus is an arenavirus causing a disseminated systemic primary viral infection. This virus causes Lassa fever which is a viral hemorrhagic fever endemic in West Africa and is responsible for the deaths of thousands of people each year. There is a possibility for the Lassa virus to be introduced into the US and used as a biological weapon with the potential to harm a large-scale population. Because of increasing international travel, a sizeable burden from the disease, and its potential use for biological warfare, it is necessary to develop sensitive diagnostic assays to accurately detect virus infections and mitigate …


Crystallographic Structure Determination Of Bacteriophage-Encoded Enzymes That Specifically Target Pathogenic Bacteria, Marta Sanz Gaitero Jan 2019

Crystallographic Structure Determination Of Bacteriophage-Encoded Enzymes That Specifically Target Pathogenic Bacteria, Marta Sanz Gaitero

Theses

Antibiotic resistance is becoming a serious public health concern. Infections that some decades ago could be treated with antibiotics now sometimes do not respond to traditional treatment, causing higher mortality and economic losses. An alternative to the use of antibiotics are bacteria's natural predators, bacteriophages (or phages), and specifically their lytic enzymes. These proteins are produced by phages to degrade bacterial peptidoglycan to inject their genetic material into the bacteria (virion-associated peptidoglycan hydrolases) or to release their progeny once the infection is finished (endolysins). They can be applied exogenously to lyse Gram-positive bacteria or be genetically engineered to lyse Gram-negative …


The Occurrence Of Listeria Monocytogenes In The Mushroom Production Chain And The Use Of Bacteriophage For Its Control, Vincenzo Pennone Jan 2019

The Occurrence Of Listeria Monocytogenes In The Mushroom Production Chain And The Use Of Bacteriophage For Its Control, Vincenzo Pennone

Theses

In Agaricus bisporus production, the occurrence of L. monocytogenes is still poorly understood. A number of studies have shown the presence of L. monocytogenes in the mushroom processing environment, suggesting its source from raw materials storage areas (Viswanath et al, 2013; Murugesan et al, 2015). In this study, 10 mushroom producers and three raw material (compost and casing) producers participated in two surveys on the occurrence of L. monocytogenes in the most high-risk areas of the production environment. In the first survey, floors, drains, platforms, crates, raw materials and mushrooms were tested for L. monocytogenes presence and the results were …