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Gradient

Known as: gradients 
A graded change in the magnitude of some physical quantity or dimension.
National Institutes of Health

Papers overview

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Highly Cited
1996
Highly Cited
1996
Age-related transmural peak mean velocities and peak velocity gradients by Doppler myocardial imaging in normal subjects.
Doppler myocardial imaging is a new cardiac ultrasound technique based on the principles of colour Doppler imaging which can… 
Highly Cited
1989
Highly Cited
1989
Short-pulse laser absorption in very steep plasma density gradients.
We have measured the absorption of 1-ps laser pulses interacting with matter at intensities from 10/sup 10/ to 10/sup 16/ W/cm… 
Highly Cited
1988
Highly Cited
1988
Hepatic microsomal mono-oxygenase activity in flounder Platichthys flesus from polluted sites in Langesundfjord and from mesocosms experimentally dosed with diesel oil and copper
Highly Cited
1984
Highly Cited
1984
Venus banded terrain: Tectonic models for band formation and their relationship to lithospheric thermal structure
Recent radar images of the mountains of Ishtar Terra, Venus, at approximately 3-km radar resolution show a series of linear bands… 
Highly Cited
1977
Highly Cited
1977
Effects of potassium ions on the electrical and pH gradients across the membrane of Streptococcus lactis cells
Bacteria transduce and conserve energy at the plasma membrane in the form of an electrochemical gradient of hydrogen ions (deltap… 
Highly Cited
1973
Highly Cited
1973
Stability of cytoplasmic messenger RNA in HeLa cels.
The metabolic stability of pulse-labeled or long-term labeled messenger RNA (mRNA) from cytoplasmic free polysomes was measured… 
Highly Cited
1972
Highly Cited
1972
Lac operator analogues: bromodeoxyuridine substitution in the lac operator affects the rate of dissociation of the lac repressor.
As measured by a decreased rate of dissociation, lac repressor binds 10-times tighter to 5-bromodeoxyuridine-substituted lac… 
Highly Cited
1971
Highly Cited
1971
Isolation of preribosomes from HeLa cells and their characterization by electrophoresis on uniform and exponential-gradient-polyacrylamide gels.
New methods are presented for the isolation of nucleoli and the extraction of intact preribosomes under mild conditions avoiding… 
Highly Cited
1968
Highly Cited
1968
Cytoplasmic DNA in the unfertilized sea urchin egg: physical properties of circular mitochondrial DNA and the occurrence of catenated forms.
The mitochondrial DNA in the unfertilized egg of the sea urchin Lytechinus pictus is present in an amount approximately seven… 
Highly Cited
1967
Highly Cited
1967
Circular DNA forms of a bacterial sex factor.
taining 9.3 ;&g of DNA and 832 mg of cesium chloride in TE buffer (0.01 M Tris, 0.001 M EDTA, pH 8.4) was centrifuged at 33,000… 
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