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Microscopic view of HIV virus (retrovirus)

Definition

Retroviruses

A retrovirus is a type of virus that uses RNA as its genetic material, rather than DNA. Upon infecting a cell, it uses an enzyme called reverse transcriptase to create a DNA copy of its RNA, which it inserts into the genome of its host.

Women protesting

Health

Vaginal mesh safety review highlights failures in UK health system

News

A handmade sign outside Ballachulish in Scotland’s Highlands

Health

Scotland could eliminate the coronavirus – if it weren't for England

Analysis

People protest against mandatory mask-wearing in Texas

Health

Lockdown measures return as covid-19 cases spike in several countries

News

Delaying IVF by three months doesn't seem to affect success rates

Health

Delaying IVF by three months doesn't seem to affect success rates

News

Wellington, New Zealand, in May as restrictions began to be eased

Health

Why New Zealand decided to go for full elimination of the coronavirus

News

Health

Discrimination and divorce make you more likely to die early

News

Tick under the microscope

Health

Monitoring of ticks in the US is patchy and underfunded

News

hydroxychloroquine (HCQ) tablets

Definition

Hydroxychloroquine

Mitul Mehta

Video

Mitul Mehta: Brain scanners can help revolutionise psychiatric drugs

Mitul Mehta, who is a professor of neuroimaging and psychopharmacology at King's College London, is using brain scanners to explore how psychedelic drugs and even hypnosis influence the brain in an effort to find new ways to treat psychiatric and neurological conditions.

Video

Health

How brain scanners can help us revolutionise psychiatric drugs

Features

Health

Human eggs release chemicals that attract some sperm more than others

News

Health

Claims that some diets can protect you from coronavirus are unfounded

Comment

Health

Is it safe for coronavirus 'shielders' in the UK to go outside now?

News