Tag: Leeches
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Testican
Testican is a type of proteoglycan. Testican-1 is a highly conserved, multidomain proteoglycan that is most prominently expressed in the thalamus, and is upregulated in activated astroglial cells of the cerebrum. Several functions of this gene product have now been demonstrated in vitro including membrane-type matrix metalloproteinase inhibition, cathepsin L inhibition, and low-affinity calcium binding. The purified gene product has been shown to inhibit cell attachment…
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Dhanvantari
Dhanvantari  (Dhanvantari, Dhanvamtari, ‘moving in a curve’) is the physician of the devas in Hinduism. He is regarded to be an avatar of Vishnu. He is mentioned in the Puranas as the god of Ayurveda. During his incarnation on earth, he reigned as the King of Kashi, today locally referred to as Varanasi. Dhanvantari is also identified as the great-grandfather of Divodasa, a mythological King of Kashi in the Vishnu…
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Leech Etymology
leech (n.1) “bloodsucking aquatic worm,” from Old English læce (Kentish lyce), of unknown origin (with a cognate in Middle Dutch lake). Commonly regarded as a transferred use of leech (n.2), but according to OED the Old English forms suggest this is a distinct word, which has been assimilated to leech (n.2) by folk etymology. Figuratively applied to human parasites since 1784. leech (n.2) “physician” (obsolete,…
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Leeches at Wellcome Collection
61 Results for “Leeches” A fierce battle between the supporters of John Brown (Bruno), in favour of treatment with stimulants, and those of F.J.V. Broussais, in favour of bloodletting. Pen drawing.Reference24101i Pictures Online ExposĂ© de l’Ă©tat actuel de nos connaissances et observations personelles sur la terminaison des nerfs dans les muscles lisses de la sangsue…
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Treatise on the Medicinal Leech – Dr. James Rawlins Johnson, 1816
https://wellcomecollection.org/works/xze7zcta/items?canvas=22
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Arsenic and Old Leeches
In 1816 Dr. James Rawlins Johnson published his Treatise on the Medicinal Leech. Besides the aforementioned methods of leech use, he studied the leech itself with exacting care. He tested to see if they were cannibals (they were); he froze them with or without salt to see if they would die (snow plus salt was worse).…
