Tag: Metamorphoses
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Juvenile hormone (and Methoprene)
Juvenile hormones (JHs) are a group of acyclic sesquiterpenoids that regulate many aspects of insect physiology. The first discovery of a JH was by Vincent Wigglesworth. JHs regulate development, reproduction, diapause, and polyphenisms. The chemical formula for juvenile hormone is C18H30O3. In insects, JH (formerly neotenin) refers to a group of hormones, which ensure growth of the larva, while preventing metamorphosis. Because of their rigid exoskeleton, insects grow…
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Vitellogenin is a precursor of egg yolk that transports protein and some lipid from the liver through the blood to the growing oocytes where it becomes part of the yolk. Normally, it is only found in the blood or hemolymph of females…
Vitellogenin (VTG or less popularly known as VG) (from Latin vitellus, yolk, and genero, I produce) is a precursor of egg yolk that transports protein and some lipid from the liver through the blood to the growing oocytes where it becomes part of the yolk. Normally, it is only found in the blood or hemolymph of females, and can therefore be…
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Tiresias was a blind prophet who was transformed into a woman for seven years
In Greek mythology, Tiresias was a blind prophet of Apollo in Thebes, famous for clairvoyance and for being transformed into a woman for seven years. He was the son of the shepherd Everes and the nymph Chariclo. Tiresias participated fully in seven generations in Thebes, beginning as advisor to Cadmus himself. Mythology Eighteen allusions to mythic Tiresias, noted by Luc Brisson, fall into three groups: the first recounts Tiresias’ sex-change episode and later his…
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In Greek mythology, Leucippus is notable for a magical gender transformation
In Greek mythology, Leucippus (Ancient Greek: Λεύκιππος Leukippos, “white horse”) was a young man of Phaestus, Crete. Leucippus was born to Lamprus, the son of Pandion, and Galatea, daughter of Eurytius the son of Sparton. He is notable for having underwent a magical gender transformation by the will of the goddess Leto. Due to his transition from female to male, Leucippus can be considered a transgender male figure in Greek mythology.…
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Caeneus, invincible transman in Greek mythology
In Greek mythology, Caeneus was a Lapith hero of Thessaly. Family According to Book XII of Ovid‘s Metamorphoses, he was originally a woman, Caenis (/ˈsiːnɪs/; Ancient Greek: Καινίς, romanized: Kainís), daughter of Atrax. In Apollonius of Rhodes‘ Argonautica, he is briefly noted as the great father of a lesser son, Coronus, who sailed forth among the Argonauts. Caeneus was also an Argonaut in some versions. The striking mythic image of this hero is that, indomitable through…
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Daedalus (Greek mythology)
In Greek mythology, Daedalus (Greek: Δαίδαλος; Latin: Daedalus; Etruscan: Taitale) was a skillful architect and craftsman, seen as a symbol of wisdom, knowledge and power. He is the father of Icarus, the uncle of Perdix, and possibly also the father of Iapyx. Among his most famous creations are the wooden cow for Pasiphaë, the Labyrinth for King Minos of Crete which imprisoned the Minotaur, and wings that he and his son Icarus used…
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Moulting was known as mewing in medieval times
In biology, moulting (British English), or molting (American English), also known as sloughing, shedding, or in many invertebrates, ecdysis, is the manner in which an animal routinely casts off a part of its body (often, but not always, an outer layer or covering), either at specific times of the year, or at specific points in its life cycle. In medieval times it was also…
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In classical Greek mythology, Syrinx was a nymph and a follower of Artemis, known for her chastity
Mythology Story Syrinx was a beautiful wood nymph who had many times attracted the attention of satyrs, and fled their advances in turn. She worshipped Artemis, the goddess of wilderness, and had like her vowed to remain a virgin for all time. Pursued by the amorous god Pan, she ran to a river’s edge and asked for…
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