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Fractional Excretion of Calcium

Known as: FECA, Fractional Calcium Excretion, Fractional Excretion of Ca 
The determination of the fractional excretion of calcium that is computed based upon the concentrations of calcium and creatinine in both blood and… Expand
National Institutes of Health

Papers overview

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Highly Cited
2003
Highly Cited
2003
Escherichia coli possesses a TonB-dependent transport system, which exploits the iron-binding capacity of citrate and its natural… Expand
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Review
2003
Review
2003
Induction of the ferric citrate transport genes of Escherichia coli K-12 involves a signalling cascade that starts at the cell… Expand
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Highly Cited
2002
Highly Cited
2002
Siderophore-mediated acquisition systems facilitate iron uptake. We present the crystallographic structure of the integral outer… Expand
  • figure 1
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Highly Cited
2000
Highly Cited
2000
In Escherichia coli, transcription of the ferric citrate transport genes fecABCDE is controlled by a novel signal transduction… Expand
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Highly Cited
1998
Highly Cited
1998
The cost of political campaigns in the U.S. has risen substantially in recent years. For example, real spending on congressional… Expand
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Highly Cited
1995
Highly Cited
1995
Transport of ferric citrate into cells of Escherichia coli K‐12 involves two energy‐coupled transport systems, one across the… Expand
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Highly Cited
1995
Highly Cited
1995
Transcription of the ferric citrate transport system of Escherichia coli K‐12 is repressed by Fe2+‐Fur and activated by ferric… Expand
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Highly Cited
1986
Highly Cited
1986
A total of 26,975 asymptomatic individuals were identified from family doctors' age/sex registers and randomly allocated to test… Expand
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Highly Cited
1985
Highly Cited
1985
The newly discovered peptides extracted from cardiac atria, atrial natriuretic factors (ANFs), when administered parenterally… Expand
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Highly Cited
1981
Highly Cited
1981
Mutants of Escherichia coli K-12 AB2847 and of E. coli K-12 AN92 were isolated which were unable to grow on ferric citrate as the… Expand
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