T he Space Age began on October 4, 1957, with the launch of the Soviet Sputnik 1. Months later, NASA answered with Explorer 1 ...

In living organisms today, complex molecules like RNA and DNA are constructed with the help of enzymes. So how did these ...

Today in material science news we have a report from [German Science Guy] about a new supermaterial which is as strong as steel and as light as Styrofoam! A supermaterial is a type of material that… ...

Short-circuitry of brown adipose mitochondria by proton leak through activated human uncoupling protein (UCP1) leads to heat production and this process is thought to be inhibited specifically by ...

Japanese scientists detected all five nucleobases — building blocks of DNA and RNA — in samples returned from asteroid Bennu by NASA’s OSIRIS-REx mission. NASA’s OSIRIS-REx mission brought back 121.6 ...

The team also looked at gene expression data and found that genes involved in recycling purine and pyrimidine peak several hours after the recognized peak in genome replication that occurs at dusk.

When nitrogen is scarce in seawater, SAR11 bacteria consume purine primarily for its nitrogen. Conversely, if nitrogen is abundant, they break down purine for its carbon or energy.

Barley grain processing with non-protein nitrogen sources caused a significant difference in the fast decomposing part, slow decomposing part and degradable part of dry matter, crude protein and ...

Purine bases such as allantoin, uric acid, xanthine and hypoxanthine, total purine derivatives excreted or absorbed also microbial protein synthesis not affected by experimental diets. With increasing ...