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Items for "phosphorus"

Effect of nitrogen and phosphorus on the development and differentiation of vegetative cells of Porphyra yezoensis on solid agar medium

To identify the optimal nitrogen and phosphorus concentrations for development and differentiation of vegetative cells of Porphyra yezoensis cultured on solidified agar medium, vegetative cells were isolated with marine gastropod enzymes from mature thalli and varied concentrations of nitrogen and phosphorus were added to the culture media...

Keywords: differentiation, N:P ratio, phosphorus, Porphyra yezoensis, Rhodophyta, solid culture

12/2006 | Botanica Marina, Walter de Gruyter
Serum calcium and phosphorus associate with the occurrence and severity of angiographically documented coronary heart disease, possibly through correlation with atherogenic (apo)lipoproteins

The associations of serum calcium and phosphorus concentrations as well as other cardiovascular risk factors were investigated in relation to the existence and severity of coronary heart disease (CHD) in 260 clinically stable, angiographically defined CHD patients aged 40–70 years...

Keywords: apolipoprotein B, calcium, cholesterol, coronary heart disease, lipoprotein(a), phosphorus

01/2006 | Clinical Chemical Laboratory Medicine, Walter de Gruyter