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Food decontamination spray deploys "billions of tiny soldiers"

Researchers harness bacteria-eating viruses to create a powerful new weapon against contamination and infection

08-Dec-2022

Researchers at McMaster University have created a powerful new weapon against bacterial contamination and infection. They have developed a way to coax bacteriophages – harmless viruses that eat bacteria – into linking together and forming microscopic beads. Those beads can safely be applied to ...

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Study reveals new method of preparing imaging agents

Dr. Benjamin Rotstein and collaborators unveil an operationally simple method to prepare carbon isotope-labeled versions of drugs and diagnostics

29-Nov-2022

Dr. Benjamin Rotstein and collaborators unveil an operationally simple method to prepare carbon isotope-labeled versions of drugs and diagnostics. The development of new pharmaceuticals relies on the ability of scientists to design elegantly specific drugs for targeted clinical trials. And the ...

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A better understanding of how HIV-1 evades the immune system

Fatal lack of expression

10-Nov-2022

The type of virus used as a model to study the efficacy of non-neutralizing antibodies against the virus responsible for AIDS has a crucial role to play, according to a new study led by Andrés Finzi, Université de Montréal professor and researcher at the CHUM Research Centre. Published in Cell ...

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Plagues of the past have a lot to tell us about current crises, according to a new study

Concordia’s Joel Bothello uses historical and fictional accounts of the Black Death to analyze humanity’s responses to disruptions like COVID-19

10-Nov-2022

As the COVID-19 pandemic settled in over the course of the first half of 2020, few authors enjoyed as much renewed interest as the Algerian-born French existentialist Albert Camus. His classic 1947 novelThe Plaguetells the story of a town beset and isolated by an outbreak of the bubonic plague. ...

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Antibiotic resistance linked to these household products

03-Nov-2022

The study, byAssistant ProfessorHui Peng’s research groupin thedepartment of chemistryin the Faculty of Arts & Science, was able to show that triclosan – a chemical often included in household items like hand soaps, toothpastes, and cleaning products to fight off bacteria – is the ...

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The surprising Swiss-Army-knife-like functions of a powerful enzyme

It acts as both a cleaver and a linking tool

07-Oct-2022

Blue-green algae (AKA cyanobacteria) have a superpower which likely helps them be highly successful as invaders of waterways. They have an extraordinary ability tostore energy and nitrogen in their cellsfor times of need. But how exactly they do so remains only partly understood. Now ...

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University of Ottawa's Faculty of Medicine team reveals underpinnings of how motor memory forms

A research team led by Dr. Simon Chen offers new and valuable insights into an enduring mystery of neuroscience

16-Sep-2022

When you are first learning how to ride a bicycle or play a musical instrument, your physical movements are uncoordinated at best. But with time and lots of repetition, your brain’s motor neurons create a kind of shorthand between mind and muscle. The associated motions eventually become so ...

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Researchers discover ‘weak spot’ across major COVID-19 variants

"This study reveals a weak spot that is largely unchanged across variants and can be neutralized by an antibody fragment"

24-Aug-2022

Researchers at the University of British Columbia have discovered a key vulnerability across all major variants of the SARS-CoV-2 virus, including the recently emerged BA.1 and BA.2 Omicron subvariants. The weakness can be targeted by neutralizing antibodies, potentially paving the way for ...

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Decoding the language of immune responses

Research has implications for improved immunotherapy treatments

08-Jun-2022

Fever, cough, sore throat – symptoms in the spotlight in the era of COVID-19 – are just some of the tell-tale signs of our body’s immune system kicking into action against an unwanted intruder. Whether triggered by an infection, an allergen, or a vaccine, immune responses are driven by a complex ...

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Air pollution associated with more severe COVID-19

27-May-2022

Some common air pollutants, such as ground-level ozone, are associated with more severe outcomes after SARS-CoV-2 infection, including admission to the intensive care unit (ICU), according to new research in CMAJ (Canadian Medical Association Journal). To determine whether there was an ...

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