Friday, April 26, 2013

Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid

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Sixty years ago yesterday the journal Nature published a letter by James Watson and Francis Crick titled “ Molecular Structure of Nucleic...
Friday, April 19, 2013

Hyperpolarized 129Xe MRI of the Human Lung

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Chapter 18 of the 4th edition of Intermediate Physics for Medicine and Biology is devoted to magnetic resonance imaging . Russ Hobbie and ...
Friday, April 12, 2013

Radon

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The largest source of natural background radiation is radon gas. In Chapter 17 of the 4th edition of Intermediate Physics for Medicine and...
Friday, April 5, 2013

Leon Glass wins Winfree Prize

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From Clocks to Chaos , by Glass and Mackey. Leon Glass was honored recently by the Society for Mathematical Biology . Their website st...
Friday, March 29, 2013

1932: A Watershed Year in Nuclear Physics

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I should have posted this article last year, to mark the 80th anniversary of the annus mirabilis of nuclear physics . Unfortunately, I didn...
Friday, March 22, 2013

Barouh Berkovits (1926-2012)

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When my March 2013 issue of the journal Heart Rhythm arrived this week, I found in it an obituary for Barouh Berkovits , who died last year...
Friday, March 15, 2013

The Technology of Medicine

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In Chapter 5 of the 4th edition of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss the artificial kidney as an e...
Friday, March 8, 2013

Helium Shortage!

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A recent article in the New York Times discusses the looming shortage of helium . A global helium shortage has turned the second-most ab...
Friday, March 1, 2013

Magnetoacoustic Tomography with Magnetic Induction

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Magnetoacoustic tomography with magnetic induction is a new method to image the distribution of electrical conductivity in tissue. Bin He , ...
Friday, February 22, 2013

The Response of a Spherical Heart to a Uniform Electric Field

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In Chapter 7 of the 4th edition of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss the bidomain model of cardiac...