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New Method Increases Accuracy of Nontuberculous Mycobacteria Identification

July 30, 2019

The bacterial genus Mycobacterium has the dubious honor of including species responsible for two of the best-known chronic human infectious diseases: tuberculosis and leprosy. But unlike their more famous cousins, for which effective treatment strategies have long been available, it is the 200 or so lesser known Mycobacterium species that are currently causing a resurgence in pulmonary diseases in recent times.

New Portable Device Lets Smartphones Count Real Biological Viruses

July 30, 2019

The current leading method to assess the presence of viruses and other biological markers of disease is effective but large and expensive. It is prohibitively difficult for use in many situations, especially due to certain economic and geographic factors.

For Salmonella Detection, Genomic Tool Emerges as a Key

July 29, 2019

The world's food supply will become safer as the food industry shifts to high-resolution, whole-genome sequencing - which examines the full DNA of a given organism all at once. This move to make sequencing ubiquitous will lead to the consistently reliable detection of salmonella.

When Flesh-Eating Bacteria Move into New Waters: How to Stay Safe

July 29, 2019

Infections caused by the bacterium Vibrio vulnificus – known as “flesh eating” bacteria – are becoming more common in northern waters, whose surface temperatures are rising due to climate change. A recent study showed that infections are increasing in areas further north such as the Delaware Bay.

Bacteria-Killing Gel Heals Itself While Healing You

July 25, 2019

McMaster University researchers have developed a novel new gel made entirely from bacteria-killing viruses. The anti-bacterial gel, which can be targeted to attack specific forms of bacteria, holds promise for numerous beneficial applications in medicine and environmental protection.