Methanotrophic Bacteria Methanotrophs might be small, but they pack a powerful punch when it comes to turning methane, a ...

Transposons are mobile elements capable of mobilizing foreign DNA through a transposition process. Two main classes of transposons are involved in acquisition of resistance genes: Narrow-Spectrum ...

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The diagnosis of psoriasis was confirmed using clinical or/and histopathological criteria. In accordance with the size of lesions and thickness of plaques, the patients were grouped in LPP (at least ...

Hoagland, D. R., and Arnon, D. I., Univ. Calif. Agric. Expt. Sta. Circ., 347 (1938).

A 'biological universe' exists in a gram of soil. Find out how the soil biota within this tiny universe transform energy, create and modify their habitat, influence soil health, and aid in the ...

The scarcity of prey is the most prevalent threat for the Arctic fox. Disease and genetic pollution of the species by foxes bred in captivity also threatens this species. Temperatures in the Arctic ...

A larger and more venomous species of one of the world's deadliest spiders has been confirmed by Australian scientists. Nicknamed 'big boy', it can grow up to 9cm (3.54 inches) compared with 5cm ...

A million years ago, a species known as Homo erectus most likely survived in an arid desert with no trees. By Carl Zimmer Chimpanzees live only in African rainforests and woodlands. Orangutans ...

The deadly Sydney funnel-web is three distinct species – not one, as previously thought, scientists have confirmed. Spider experts have long suspected the Sydney funnel-web was more than one species ...