January 2024
-
Isoleucine, Tryptophol, Sleeping Sickness, The Disulfiram Effect and One Trick Hypnotists From Hell
Isoleucine (symbol Ile or I) is an α-amino acid that is used in the biosynthesis of proteins. It contains an α-amino group (which is in the protonated −NH+3 form under biological conditions), an α-carboxylic acid group (which is in the deprotonated −COO− form under biological conditions),… Read more.
-
Biotin
BIOTIN Biotin is involved in a wide range of metabolic processes in humans and in other organisms, primarily related to the utilization of fats, carbohydrates, and amino acids. The name… Read more.
-
Avidin is a tetrameric biotin-binding protein produced in the oviducts of birds, reptiles, amphibians
Dimeric members of the avidin family are also found in some bacteria. In chicken egg white, avidin makes up approximately 0.05% of total protein (approximately 1800 μg per egg). The tetrameric protein… Read more.
-
Albumen prints and egg whites…all the rage back in the day…and a few other things
The albumen print, also called albumen silver print, was published in January 1847 by Louis Désiré Blanquart-Evrard, and was the first commercially exploitable method of producing a photographic print on a paper base from a negative. It used… Read more.
·
-
p-Phenylenediamine (PPD) is a derivative of aniline used in kevlar, hair dye and henna substitutions among other things, the derivatives of which are used in antiozonants among other horrors
p-Phenylenediamine (PPD) is an organic compound with the formula C6H4(NH2)2. This derivative of aniline is a white solid, but samples can darken due to air oxidation.It is mainly used as a component of engineering polymers and composites… Read more.
·
-
Glycodelin is found in oocyte and sperm
aka human placental protein-14 Read more.
-
Paintings by Frans Francken the Younger
Frans Francken the Younger (1581 –1642) was a Flemish painter and the best-known and most prolific member of the large Francken family of artists. He painted large altarpieces for churches as well as smaller historical, mythological and… Read more.
·
-
Decline of thunderstone mythology
Even as late as the 17th century, a French ambassador brought a stone hatchet, which still exists in the museum at Nancy, as a present to the Prince-Bishop of Verdun, and… Read more.
-
Fossils as thunderstones
In many parts of southern England until the middle of the nineteenth century, another name commonly used for fossil Echinoids was ‘thunderstone’, though other fossils such as belemnites and (rarely) ammonites were also used for this… Read more.
-
Thunderstones (and Touchstones) in Asian Tradition
In Burma they are used as a cure and preventative for appendicitis. In Japan they cure boils and ulcers. In Malaysia and Sumatra they are used to sharpen the kris, are considered… Read more.
-
Thunderstones in European Folklore
In Scandinavia thunderstones were frequently worshiped as family gods who kept off spells and witchcraft. Beer was poured over them as an offering, and they were sometimes anointed with butter. In Switzerland the owner of a thunderstone whirls… Read more.
