Category Archives: Biomedical
Androgenic Anxiety and COVID-19
Early this morning, January 1, 2021, three minutes after midnight, the last human being to be born on earth was killed … Thus begins Children of Men, a dystopian novel by P.D. James (1992). A sudden and unexplained loss of … Continue reading
Posted in Assisted reproductive technology, Fertility, Health, Nature
Tagged ACE-2, Children of Men, COVID-19, ICSI, infertility, sperm count
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The Sound of Noise & Silence
Among many things we will remember after the coronavirus pandemic, the world was quieter than normal. When I compared a busy avenue-street intersection in Manhattan before and during the lockdown, I found a 6 decibel (dB) difference, four-fold in amplitude. … Continue reading
Posted in Academia, Biomedical
Tagged 4'33", hearing loss, John Cage, John Keats, nightingale
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About Giant Eggs & Double Yolks
This week’s gift from a neighbor’s chicken coop included one extra-large egg. After hard-boiling and cracking open we found a double yolk, which some say is a good omen on our wedding anniversary. The following conversation over a meal would … Continue reading
Posted in Animalia, Assisted reproductive technology, Fertility, Nature
Tagged blastocyst, Human egg or oocyte, IVF and ARTs
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Graying, Viruses and Broken Hearts
A long time ago I made a discreet survey of male manes. Perhaps it was an idle way to cure boredom on journeys, but the more I looked the more convinced I became that men who turn gray when young … Continue reading
Posted in Biomedical, Health
Tagged bald, gray hair, heart disease, inflammation, melanocyte, MITF
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Elegy for a Significant Speck (frozen eggs and embryos)
Two American fertility clinics reported freezers failing last month, and had thawed to an undisclosed degree. This rare event shocked hundreds of patients who were storing embryos, eggs and ovarian tissue. Maybe it was the equipment that failed or a … Continue reading
Roger musing about Peace with Nature 