Oliver Sacks, “The Island of the Colorblind“, 1997 was the topic of an earlier blog post. The Micronesian isle of Pinggelap suffers from hereditary achromatopsia (colorblindness) and neurologist Oliver Sacks describes this eye condition. While “cone cell” blindness is present, the “rod cell” is functional. In the diagram above, I show the visual process … Continue reading "Retinal Isomerase", Enzyme Commission 126.96.36.199 Eye Retina.
Gena Corea, “The Mother Machine: Reproductive Technologies from Artificial Insemination to Artificial Wombs”, 1986 is a nonfiction science book. Aldous Huxley, “Brave New World“, 1932 was a science-fiction novel of a sexless society with “reproductive technologies”. The novel by Aldous Huxley, was published 54 years earlier. Email address of this blog: firstname.lastname@example.org Continue reading Gena Corea, "The Mother Machine: Reproductive Technologies from Artificial Insemination to Artificial Wombs", 1986.
The “Central Dogma of Molecular Biology” put forth by Nobel laureate Francis Crick in 1953 is: “information flows from nucleic acid into amino acid, and never the reverse”. In the diagram above, 20 amino acids (the cubed sector) are translated from 4 RNA codons (three axis). Cicely Williams in 1935 coined the term “kwashiorkor” for … Continue reading Central Dogma of Molecular Biology
In 1828, Karl vonBaer proposed four laws of embryology. Baer’s laws describe the development of animal embryos. Baer’s laws of embryology provide the relationship to the development of different classes of organisms, and species diversification. Animal embryos show similarity in the way, chromosomes and their DNA show similarity. Gerald Edelman (Nobel Prize laureate) here … Continue reading Gerald Edelman, “Topobiology: An Introduction to Embryology”, 1988.
Joseph Needham was known as a Sinologist for history of science in China. His early interest however, was embryology and biochemistry. This book on the history of embryology is typical of his style of writing. Continue reading Joseph Needham, "A History of Embryology", 1959.