New CDC guidelines for HIV post-exposure prophylaxis

Acquisition of HIV infection following potential exposure may occur occupationally in health care workers or, much more frequently, outside working sites, in persons engaged in high-risk behaviors, either sexual or through injection drug use. The use of antiretroviral drugs either before or soon after HIV exposure may prevent primary viral infection. The US CDC released […]

Cloning and editing of animals for human benefit

Several international associations have banned the use of genetically modified animals in sports competitions. The latest development has been the Argentine Polo Association, following the announcement that cloned specimens of Pureza, a mare that has won multiple awards, have been produced. In addition, the five clones of the horse have an alteration in the myostatin […]

Why is the Bill and Melinda Gates Foundation going extinct?

The prestigious medical magazine The New England Journal of Medicine has published an article announcing and arguing the reasons that have led Bill Gates to extinguish his foundation (Phillips S. N Engl J Med 2025). Reading the text leaves no one indifferent. Health and prosperity After World War II, the Marshall Plan in Europe allowed […]