Tag: 21st Century
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“Killed By Vaccination”: the enduring currency of a nineteenth century illogic
Saty Satya-Murti Santa Maria, California, United States Fig. 1. William Young’s 1886 pamphlet alleging that smallpox vaccinations slaughter and kill. Source: Wellcome Collection. In Public Domain. Vaccine misinformation and anti-vaccination conspiracy theories are not new but have acquired a combative energy during the Covid-19 pandemic. Nearly all the arguments now raised against vaccination were…
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Recognition at last
Jayant Radhakrishnan Darien, Illinois, United States Andrew Moyer, in his Peoria laboratory, discovered the process for mass producing penicillin. USDA-ARS National Center for Agricultural Utilization Research. Public domain. “Though she be but little, she is fierce.” — William Shakespeare, A Midsummer Night’s Dream The adage “out of sight, out of mind” appears to…
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The Lazarus phenomenon: when the dead return to life
Tom Sewe Nairobi, Kenya Photo by Günter Valda on Unsplash It is a few minutes after 2 AM. A middle-aged woman lays motionless on a table in a hospital emergency department with tubes protruding from multiple orifices. The relentless cardiac monitor screams its flat-line signal as the code-blue team pants, scrubs clinging to their…
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Mitochondrial DNA: a maternal gift
Marshall Lichtman Rochester, New York, United States Human haplogroup tree rooted at Mitochondrial Eve. By Wapondaponda. 2009. Via Wikimedia. CC BY-SA 3.0 DNA is arrayed on twenty-three pairs of chromosomes in human cell nuclei. It is coiled tightly around proteins called histones that together with DNA form a chromosome. The largest chromosome carries several…
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Book review: Architects of Structural Biology
Arpan K. BanerjeeSolihull, United Kingdom Modern twenty-first-century high-technology medicine, which we now take for granted, was only made possible by remarkable advances in the physical and biological sciences of the twentieth century. In Architects of Structural Biology, the contributions of four scientific giants and Nobel laureates—Lawrence Bragg, Max Perutz, John Kendrew, and Dorothy Hodgkin—are described…
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When I heard the learn’d epidemiologist
Dean Gianakos Lynchburg, Virginia, United States Photo by prottoy hassan on Unsplash Sitting on the maroon recliner in my den, I am having trouble concentrating on the epidemiologist who is talking on the television. He points to a Covid hot zone on a color-coded map of the United States. The screen changes before I can locate Virginia.…
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Regalia
Nancy L. Hagood Charleston, South Carolina, United States Rainbow over Haiti. Photo by Thomas Johnston. My medical school graduation regalia has hung in my closet for two years. It will never be worn. In spring 2019, I was a fourth-year medical student, planning to graduate in May and move 500 miles north to work…