Author Interviews, COVID -19 Coronavirus, Environmental Risks / 23.04.2021
People Can Give Their Cats COVID-19
MedicalResearch.com Interview with:
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Dr. Hosie[/caption]
Margaret J. Hosie BVM&S, MRCVS, BSc. PhD.
Professor of Comparative Virology
MRC-University of Glasgow Centre for Virus Research
United Kingdom
MedicalResearch.com: What is the background for this study?
Response: SARS-CoV-2 is a new coronavirus of animal origin that recently jumped to humans and has spread rapidly across the world. It is likely that SARS-CoV-2 will establish as an endemic virus of humans, which has the potential to be transmitted to animals that live in close proximity to humans. There have been sporadic reports of infections in pet cats in households with COVID-19 patients, which demonstrates that cats are susceptible to SARS-CoV-2 infection and could act as virus reservoirs.
Dr. Hosie[/caption]
Margaret J. Hosie BVM&S, MRCVS, BSc. PhD.
Professor of Comparative Virology
MRC-University of Glasgow Centre for Virus Research
United Kingdom
MedicalResearch.com: What is the background for this study?
Response: SARS-CoV-2 is a new coronavirus of animal origin that recently jumped to humans and has spread rapidly across the world. It is likely that SARS-CoV-2 will establish as an endemic virus of humans, which has the potential to be transmitted to animals that live in close proximity to humans. There have been sporadic reports of infections in pet cats in households with COVID-19 patients, which demonstrates that cats are susceptible to SARS-CoV-2 infection and could act as virus reservoirs.
Dr. Blankson[/caption]
Joel N. Blankson, MD, PhD
Department of Infectious Diseases
Associate Professor
Cellular and Molecular Medicine Program
Johns Hopkins
MedicalResearch.com: What is the background for this study? Which vaccines did you evaluate?
Response: Prior studies from several groups including our own have found T cell cross-recognition of peptides from SARS-CoV-2 and the common cold coronaviruses.
We asked whether as a result of this cross-reactivity, immunization with the SARS-CoV-2 vaccine would also enhance T cell responses to the common cold coronaviruses.
Prior studies also suggested that antibodies elicited from the mRNA vaccines had a reduced ability to neutralize the emerging variants of concern.
Most of the study participants had received the Pfizer vaccine, but a few had received the Moderna vaccine.
Dr. Lashaki[/caption]
Masoud Jahandar Lashaki, Ph.D.
Assistant Professor
Department of Civil, Environmental and Geomatics Engineering
Florida Atlantic University
MedicalResearch.com: What is the background for this study?
Response: Toilet flushing can generate large quantities of microbe-containing aerosols depending on the design and water pressure or flushing energy of the toilet. Based on previous reports, a variety of different pathogens which are found in stagnant water or in waste products (e.g., urine, feces, and vomit) can get dispersed widely via such aerosolization, including the legionella bacterium responsible for causing Legionnaire’s disease, the Ebola virus, the norovirus which causes severe gastroenteritis (food poisoning), and the Middle East Respiratory Syndrome coronavirus (MERS-CoV).
Based on previous reports, such airborne dispersion is suspected to have played a key role in the outbreak of viral gastroenteritis aboard a cruise ship, where infection was twice as prevalent among passengers who used shared toilets compared to those who had private bathrooms. Similarly, transmission of norovirus via aerosolized droplets was linked to the occurrence of vomiting or diarrhea within an aircraft restroom, as passengers and crew who got infected subsequently were more likely to have visited restrooms than those that were not infected. The participants in the study reported that all of the restroom surfaces appeared to be clean, which indicates that infection is likely to have occurred via bioaerosols suspended within the restroom.
Although many of these studies blamed flush-generated aerosols for disease outbreak, a limited number of them quantified the presence of such aerosols. Consequently, we decided to conduct this study to demonstrate the spike in aerosol concentrations following flushing.
Dr. Virani[/caption]
Senior & Corresponding Author
Salim S. Virani, MD, PhD, FACC, FAHA, FASPC
Professor, Section of Cardiovascular Research
Director, Cardiology Fellowship Training Program
Baylor College of Medicine
Staff Cardiologist, Michael E. DeBakey Veterans Affairs Medical Center
Co-Director, VA Advanced Fellowship in Health Services Research & Development Michael E. DeBakey VA Medical Center, Houston, TX
Investigator, Health Policy, Quality and Informatics Program
Michael E. DeBakey Veterans Affairs Medical Center HSR&D Center of Innovation
Houston, TX
MedicalResearch.com: What is the background for this study?
Response: Atherosclerotic cardiovascular disease (ASCVD), defined as ischemic heart disease (IHD), ischemic cerebrovascular disease (ICVD), or peripheral arterial disease (PAD), is the leading cause of death globally. Particularly in young ASCVD patients, secondary prevention with antiplatelet therapy and statins are extremely important in reducing disease burden.
Prof. Monsonego Ornan[/caption]
Efrat Monsonego Ornan, Ph.D
Head of School of Nutritional Sciences
Institute of Biochemistry and Nutrition
The Robert H. Smith Faculty of Agriculture,
Food and Environment
The Hebrew University of Jerusalem
MedicalResearch.com: What is the background for this study?
Response: Food supplies in recent decades have been dominated by heavily processed, ready-to-eat products. Essentially, 75% of all world food sales are of processed foods. Over the past 30 years, children’s ultra-processed food intake has increased markedly, with 50% of the children in the US consuming these foods. Only in the US does UPF comprise 58% of energy intake, of which 90% is derived from added sugars. This reflects children’s excessive consumption of food and drink that are high in fat and refined sugars but do not provide appropriate levels of the proteins, vitamins and minerals required for growth.
The negative health outcomes of excessive consumption of Ultra-processed food are well known, include obesity, metabolic syndrome and diabetes, and considered as the current world epidemic; the fact that children, during their postnatal development period (birth to adolescent), are the target of the Ultra-processed food industry is very disturbing in terms of public health. Bone development and growth are the characteristic phenomena of the childhood period. Yet, in spite of the huge importance of nutrition to bone development, the impact of Ultra-processed food consumption on skeleton development during childhood has never been studied directly, and this was the purpose of our study.
To this end, we used young rats which are an excellent pre-clinical model for growth and fed them with either the recommended diet for their age or a diet comprised of a typical Ultra-processed meal (a roll, hamburger, tomatoes, lettuce, ketchup and French fries) and a caloric soft drink.
Dr. McPeek Hinz[/caption]
Eugenia McPeek Hinz MD MS FAMIA
Associate CMIO - DHTS
Duke University Health System
MedicalResearch.com: What is the background for this study?
Response: Clinician burnout rates have hovered around 50% for much of the past decade. Burnout is a significant concern in healthcare for its effects on care givers and associated downstream adverse implications on patient care for quality and safety. The ubiquitous presence of Electronic Health Records (EHR) along with the increased clerical components and after hours use has been a significant concern for contributing to provider burnout.
Dr. Kruger[/caption]
Daniel J. Kruger Ph.D.
Research Investigator, Population Studies Center
University of Michigan
MedicalResearch.com: What is the background for this study?
Response: Thorstein Veblen coined the terms “conspicuous consumption” and “conspicuous leisure” to describe the wasteful habits of the upper classes in amassing and displaying expensive goods that did not have inherent practical benefits and devoting time to pursuits such as sports and fine arts. The purpose of these socially conspicuous displays and behaviors was to advertise one’s membership in the upper, leisure class, as only the very wealthy could afford them. Veblen was inspired in part by Charles Darwin’s theory of biological evolution. Darwin himself was greatly puzzled by what he considered wasteful investments of energy in elaborate physiological displays. He saw these features as the greatest threat to his theory of natural selection. Why would something like the peacock’s tail feathers evolve, as they actually threatened survival because of their impediment to foraging and avoiding predators? Darwin was so troubled by this dilemma that the sight of a peacock’s tail feather would make him feel sick. Darwin later realized that these features provided a reproductive advantage, leading to his theory of sexual selection, including the processes of inter-sexual selection and intra-sexual competition.
Dr. Bullard[/caption]
Jared Bullard MD FRCPC
Associate Professor, Departments of Pediatrics & Child Health and Medical Microbiology & Infectious Diseases
Max Rady College of Medicine
Rady Faculty of Health Sciences
Cadham Provincial Laboratory
Children’s Hospital Research Institute of Manitoba
MedicalResearch.com: What is the background for this study?
Response: Children are well known to transmit epidemic/endemic respiratory viruses like influenza. Initial public health policy was based on that children were likely to transmit SARS-CoV-2 effectively within a community and subsequently in-person school and extracurricular activities were suspended.
Initial research did not show a clear association with children driving transmission. The purpose of our study was to take respiratory samples from both children and adults with COVID-19 (all had SARS-CoV-2 detected by RT-PCR) and compare those samples by their ability to grow in cell culture and amount of virus in samples.
We took 175 samples from children (97 younger than 10 years of age and 78 between 11-17 years) and compared them to 130 adult samples from the same communities in Manitoba experiencing outbreaks of COVID-19.
Dr. Sickbert-Bennett[/caption]
Emily Sickbert-Bennett PhD, MS, CIC, FSHEA
Director, Infection Prevention, UNC Hospitals
Administrative Director, Carolina Antimicrobial Stewardship Program, UNC Hospitals
Associate Professor of Medicine-Infectious Diseases, UNC School of Medicine
Associate Professor of Epidemiology, UNC Gillings School of Global Public Health
MedicalResearch.com: What is the background for this study?
Response: Recently public health officials have recommended doubling masks, although the
Dr. Dunietz[/caption]
Galit Levi Dunietz MPH, PhD
Assistant Professor
Dr. Braley[/caption]
Dr. Raisi-Estabra[/caption]
Dr Zahra Raisi-Estabragh, PhD fellow
Cardiologist Trainee at Queen Mary University of London and
Barts Health NHS Trust
MedicalResearch.com: What is the background for this study?
Response: Previous studies have linked greater consumption of red and processed meat to poorer clinical cardiovascular outcomes, for example, higher risk of having a heart attack or of dying from heart disease. However, the biological mechanisms underlying these relationships are not well understood. Furthermore, the impact of meat intake on more direct measures of heart health, such as, structure and function of the heart and blood vessels, has not been previously studied in large cohorts. Examining how meat intake may influence different aspects of cardiovascular health can help us better understand its health effects.
Prof. Koehler[/caption]
Prof. Dr. Karsten Koehler
Department of Sport and Health Sciences
Technical University of Munich
MedicalResearch.com: What is the background for this study?
Response: The primary background is the phenomenon that most people fail to loose (meaningful) weight through exercise alone, which is related to what we call compensatory eating – an increase in food intake to compensate for the increased energy expenditure of exercise. This is been described in a number of studies and is considered a key weight loss barrier – yet few have come up with solutions to overcome this problem. Therefore, we wanted to see if the timing of food choices has an impact on how much and what we want to eat in the context of exercise.