IN a previous communication 1, we were able to confirm that urease is present in the gastric mucosa and, to some extent, in the duodenal mucosa. It was pointed out that the amount of the ferment ...

BIOCHEMISTS will learn with pleasure that Prof. J. B. Sumner name is included among those who share, this year the Nobel prize for chemistry. Prof. Sumner, professor of biochemistry in Cornell Univer ...

Researchers in Shenzhen, China, have built a “cassette tape” that stores digital data as DNA strands on a thin plastic tape. A single prototype holds 36 petabytes, which is about one million gigabytes ...

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