Pro-Pro-endopeptidases (PPEP, EC 3.4.24.89) are secreted, zinc metalloproteases that have the unusual capacity to cleave a peptide bond...

New study shows that since December 2019 & for the first 11 months of the #COVID19 pandemic there has been very little 'important'...

British Airways calls for people vaccinated against #COVID19 to be allowed to travel without restriction, & non-vaccinated people to...

There is increasing consensus that #COVID19 is here to stay, causing intermittent, limited outbreaks in the US & other countries with...

An #Ebola outbreak now occurring in Guinea was almost certainly started by someone who survived West Africa’s historic 2014-16 epidemic,...

The #Ebola virus behind a new outbreak in Guinea is very similar to viruses identified during the large W. Africa outbreak from 2013 to...

The rate of #COVID19 vaccinations is accelerating ahead of the date by which President Biden wants all adults to be eligible for...

Researchers analyzed safety data from 13.7 million #COVID19 vaccinations, finding 79.1% of reported side effects came from women, though...

C. elegans compares the ratio of wavelengths in its environment to avoid dangerous bacteria that secrete colorful toxins....

A year after the #COVID19 pandemic was declared by WHO, US cases are way too high to relax just yet, CDC director warns. The US has lost...

An analysis of electronic medical records in California found that 32% started with asymptomatic infections but reported troubling...

Working a standard 8 h shift may not be the best schedule for everyone, sitting at a desk doesn't always mean you're productive &...

Some sea slugs (Elysia marginata & Elysia atroviridis) purposefully decapitate themselves in order to facilitate the growth of a new...

A new standby list for #COVID19 vaccines is rolling out across the country to connect people with doses that would otherwise go to waste....

A new study shows that compounds in both green and black tea relax blood vessels by activating ion channel proteins in the blood vessel...

Gut health & #microbiota experts often preach about the importance of #probiotic foods, like kimchi, sauerkraut & yogurt. But maybe we...

People who are fully vaccinated against #coronavirus can have small gatherings indoors with other vaccinated people but need to wear...

What really works to help an aging brain. It’s not going to function like it did in your 20s, but there are things you can do. What...

As US #coronavirus cases remain at a low not seen since October, the more contagious #B117 variant first reported in the UK has likely...

Mitochondria must be inherited successfully as the cell divides. It turns out that 3 types of interaction with filaments of actin protein...