A new way of detecting bacteria allows you to study pathogens at the very site of infection

Traditional methods of detecting bacteria require taking and analyzing tissue samples.Scientists hope

Eliminate the need to take samples by using tiny optical sensors to visualize pathogens directly at the site of infection.

The sensors are based on modified carbon nanotubes with a diameter of less than one nanometer.If they are irradiated with visible light, they emit lightThe wavelength in this case isThe fluorescent glow changes when the nanotubes collide with certain molecules.As the bacteria secrete a characteristic mixture of molecules, the light emitted by the sensors indicatesthe presence of certain pathogens. 

In the future, this study will form the basis for the optical detection of infections on smart implants, since the selection ofThis will allow you to quickly detect the healing process or possible infection, which will lead to For example, faster diagnosis of sepsis in blood cultures is possible.

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