trace

How virus detectives trace the origins of an outbreak—and why it's so tricky

How virus detectives trace the origins of an outbreak—and why it’s so tricky

The nucleotide sequences of six fictional viruses are shown on the top. Below are two family trees of these viruses created using two different programs. The tree on the left uses only percent identity, while the tree on the right also considers whether the two sequences share similar characters. Credit: Marilyn Roossinck, CC BY-ND Every …

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Researchers develop model to estimate false-negative rate for COVID-19 tests

Adherence to UK’s test, trace, and isolate system is low

Credit: Unsplash/CC0 Public Domain Levels of adherence to the UK’s test, trace, and isolate system and understanding of the main symptoms of COVID-19 are low, particularly among men, younger age groups, people with a dependent child in the home, key workers, and those experiencing greater financial hardship, finds an analysis of online survey data published …

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COVID-19

Pooled testing among recommendations to fix test, trace and isolate system

Pooled testing among recommendations to fix test, trace and isolate system Pooled testing among recommendations to fix test, trace and isolate system Credit: Unsplash/CC0 Public Domain In a series of recommendations to fix the struggling COVID-19 test, trace and isolate system in England, health researchers from University College London and the London School of Hygiene …

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Why New Zealand needs to ramp up genome sequencing to trace the source of its new COVID-19 outbreak

Why New Zealand needs to ramp up genome sequencing to trace the source of its new COVID-19 outbreak

Why New Zealand needs to ramp up genome sequencing to trace the source of its new COVID-19 outbreak Why New Zealand needs to ramp up genome sequencing to trace the source of its new COVID-19 outbreak Genetic surveillance—a technology that uses the genetic fingerprint of a virus to track its spread—is part of the public …

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Lack of trust in local government halted UK COVID-19 track and trace systems

Lack of trust in local government halted UK COVID-19 track and trace systems

Lack of trust in local government halted UK COVID-19 track and trace systems Lack of trust in local government halted UK COVID-19 track and trace systems Lord David Blunkett Credit: UK Parliament Lord David Blunkett has argued that a lack of funding for the UK civil service, combined with a lack of trust for an …

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sewage

Test confirms no trace of coronavirus in Canberra’s sewage

Test confirms no trace of coronavirus in Canberra’s sewage Test confirms no trace of coronavirus in Canberra’s sewage Credit: CC0 Public Domain A comprehensive testing program has found no traces of SARS-CoV-2 in Canberra’s sewage system. The testing program, carried out by experts from ANU, examined Canberra’s sewage water for traces of the coronavirus which …

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covid

Concern over COVID-19 track, test and trace

Concern over COVID-19 track, test and trace Concern over COVID-19 track, test and trace Credit: Pixabay/CC0 Public Domain Writing an analysis piece in the BMJ, Peter Roderick from Newcastle University and colleagues question why the government has eroded England’s established system of local infectious disease control and created a parallel system which relies on private …

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COVID-19

UK ‘close contact’ definition for track and trace should curb COVID-19 spread but at a cost

UK ‘close contact’ definition for track and trace should curb COVID-19 spread but at a cost UK ‘close contact’ definition for track and trace should curb COVID-19 spread but at a cost Credit: Pixabay/CC0 Public Domain 15 or more minutes within 2 meters of distance—used for its coronavirus track and trace system, should curb the …

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coronavirus

Coronavirus test and trace system begins in England

Coronavirus test and trace system begins in England Coronavirus test and trace system begins in England Credit: CC0 Public Domain England launched a “test and trace” system on Thursday, the latest weapon deployed in a battle to halt the coronavirus’s spread in one of the worst affected countries in the world. Health Secretary Matt Hancock …

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Authorities in Sydney have reopened some beaches for walking, running, swimming and surfing

Australia launches app to trace coronavirus contacts

Australia launches app to trace coronavirus contacts Australia launches app to trace coronavirus contacts Authorities in Sydney have reopened some beaches for walking, running, swimming and surfing Australia has launched a smartphone app to trace people who come in contact with coronavirus patients despite privacy concerns that authorities insisted Sunday were unwarranted. The COVIDSafe app …

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