Researchers have identified 538 genes that can influence how clever people are - and say they can be obtained using a simple mouth swab.

One strain came from a mouth swab from a healthy duck, the other from soil outside his lab.

Research laboratories and startups are creating new robots, including one designed to allow health care workers to remotely take blood samples and perform mouth swabs.

They typically involve mouth swabs which are posted away to be analysed.

It will include nose and mouth swabs sent off to centralised labs and will be supplemented by the revolutionary £5 pregnancy-style checks that produce results within 15 minutes.

On arrival at each tournament, about 400 people will fill out a questionnaire, give a thermal reading and receive a nasal swab test.

The swab test was thought to be the best solution.

Scientists claim they are on course to hit their target of trialling each swab test on 10,000 people in a matter of weeks.

Anyone who has symptoms can get a swab test at one of the existing mobile testing centres, which can also be accessed by those without symptoms.

Unlike viral swab tests, blood-based tests can’t reliably reveal the presence of a pathogen.

Health professionals will take a swab and process results on-site.

They take a swab from her mouth for testing.

Users simply take a swab from inside the mouth or nostril, then mix it with a solution.

Some people will be asked to drive to a special testing site where a nurse in protective gear can take a swab through the car window.

Your doctor will also take a swab from your nose to see if you're carrying a common infection called staphylococcus aureus, which can also cause inflammation.

A throat swab will be taken and the patient will be given information on self-isolation and asked to remain at home.

They also do not require invasive nasal and throat swabs that can make providing a sample difficult and reduce the chances of an accurate result.

Heavy virus loads were found in nose and throat swabs on the first day of monitoring, when the subjects had only very mild symptoms such as fatigue.

Significantly, the scientists could not grow viruses from throat swabs or sputum specimens after day eight of illness from people who had mild infections, suggesting the infection risk had fallen.

It will allow medics to analyse nose and throat swabs on the spot using a portable device, rather than sending results to a lab.