A review of some recently published scientific studies, including researchers at the University of Maryland Baltimore County identifying a single nucleotide that controls two forms of the HIV virus’ RNA.

Gilead Sciences filed a lawsuit against the United States government alleging the U.S. Centers for Disease Control and Prevention (CDC) violated a contract that governed an HIV research collaboration between the company and government agency.

Vancouver, Washington-based CytoDyn filed a second clinical trial protocol with the U.S. Food and Drug Administration to treat severely sick COVID-19 patients.

Scientists at Britain’s Oxford University started a clinical trial to investigate the effects of an HIV medicine and a steroid drug in UK patients admitted to hospital with COVID-19 caused by the new coronavirus.

Shares of FujiFilm spiked more than 26 percent after reports that the company’s flu drug favipiravir proved effective in treating coronavirus cases in China.

U.S. researchers, following the lead of scientists in other countries, launched studies to see whether widely available, low-cost generic drugs can be used to help treat the illness caused by the new coronavirus.

Johnson & Johnson announced that, although there have been anecdotal and unsubstantiated reports that darunavir – marketed by the company’s Janssen business unit as Prezista – is being used in treatment, there is no evidence that the HIV medicine has any effect against SARS-CoV-2.

A cheaper HIV prevention pill is going on sale in the United States, but experts say the price drop will not help as many people if doctors instead prescribe a newer, more expensive brand-name drug.

GlaxoSmithKline’s unit ViiV Healthcare said the company’s two-drug regimen to treat HIV was as effective in patients given the treatment every two months, as when administered once a month.

An international team of researchers led by the University of Manchester developed a new antiviral using natural glucose derivatives called cyclodextrins – a type of sugar – which shows promise in treating a broad range of viruses including herpes simplex, respiratory syncytial virus, hepatitis C, HIV and Zika virus.