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Description

Kölliker aims to elucidate the manner of action on the animal organism of a sample of Antiaris toxicaria. He describes a series of experiments on frogs, and shares observations on their symptoms after having been introduced to the poison. He observes that the poison 'acts from the intestinal canal, and from wounds; but it must be remarked, that it is much more energetic and rapid when introduced into a wound'. He concludes that the Antiar is a paralysing poison, acting with great rapidity and affecting the muscular fibre.

Annotations in pencil and ink throughout. Marked on front as 'For the Proceedings'.

Subject: Botany / Toxicology

Received 1 December 1857. Read 17 December 1857. Communicated by Benjamin Collins Brodie.

A version of this paper was published in volume 9 of the Proceedings of the Royal Society as 'Observations on the poison of the Upas Antiar'.

Reference number
AP/40/6
Earliest possible date
1857
Physical description
Ink and graphite pencil on paper
Page extent
7 pages
Format
Manuscript

Creator name

Albert von Kolliker

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Citation

Albert von Kolliker, Paper, 'Some remarks on the action of the Upas Antiar (Antiaris toxicaria)' by Albert von Kölliker, 1857, AP/40/6, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/ap_40_6/paper-some-remarks-on-the-action-of-the-upas-antiar-antiaris-toxicaria-by-albert-von-kölliker, accessed on 22 January 2026

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  • Archived Papers

    The 'Archived Papers' collection is comprised of original manuscript scientific papers and letters submitted to the Royal Society which remained unpublished or were abstracted in the journal 'Proceedings of the Royal Society' published from 1830 onwards.

    Dates: 1768 - 1989

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