had no influence on the survival time of scorbutic guinea pigs. Tetrahydrofolic acid, reported to possess 40% of the activity of ascorbic acid in the protocollagen proline-hydroxylase system ...

That Alexander von Humboldt was not dead by the age of thirty-five was a minor miracle. In 1794 he nearly suffocated while testing his miner’s lamp in a subterranean tunnel. The next year he subjected ...

We put the new Browning 825 Sporter to the ultimate test at a French shooting estate shooting challenging grey partridge and ...

Aging is the progressive loss of organ and tissue function over time. Growing older is positively linked to cognitive and biological degeneration such as physical frailty, psychological impairment, ...

Since most of the hydroxyproline is found in collagen the present investigation was undertaken to determine if changes in urinary hydroxyproline could be found in conditions associated with ...

Lysyl hydroxylase (PLOD) Stabilizes collagen triple helix. Collagen synthesis is impaired in fibroblasts lacking ascorbate and in scorbutic animals. Regulation of the hypoxia inducible transcription ...

In the summer of 1771, London’s fashionable society was aflutter with news of Joseph Banks’s return from the South Seas. Almost precisely three years earlier, the young gentleman naturalist and an ...