Restriction factors are cell-intrinsic genes expressed by the host that limit virus replication. Restriction factors are characterized by the rapid evolution of their coding sequences (under positive ...

Reducing calorie intake in mouse tumour models improves anticancer immunity by enhancing metabolic and cytotoxic functions of specific immune cells, reports a new study published in the journal Nature ...

Real-world data suggest 5:2 intermittent fasting may offer modest cardiovascular benefits over calorie restriction in adults ...

Decades of research has shown that limits on calorie intake by flies, worms, and mice can enhance life span in laboratory conditions. But whether such calorie restriction can do the same for humans ...

Scientists first observed the biological phenomenon of restriction and modification in the 1950s, but they did not identify and isolate restriction enzymes until the late 1960s. 3 In 1970, Hamilton ...

Forget about super-sizing, a restricted-calorie diet may add health, youthfulness, and longevity to your life. 7 min read Looking to tack a few years on to the end of your life, or enjoy your golden ...

The H-1B nonimmigrant visa program was created to bring temporary workers into the United States to perform additive, high-skilled functions, but it has been deliberately exploited to replace, rather ...

Fetal growth restriction (FGR), formerly called intrauterine growth restriction (IUGR), refers to a condition in which an unborn baby is smaller than it should be because it is not growing at a normal ...

Refrigerant circuit restrictions can be common things like a plugged filter drier or a restricted metering device. They can also be more difficult to diagnose and exotic issues like a kinked liquid ...