Letter | Published:

Carbonic Anhydrase in Arenicola marina

Nature volume 162, page 191 (31 July 1948) | Download Citation



SEVERAL years ago, Brinkman and his collaborators reported that carbonic anhydrase is present in the blood of Arenicola1. This observation was confirmed by Florkin2. Recently, through the kindness of Prof. H. Munro Fox, I have had an opportunity of studying the distribution of the enzyme in this annelid in more detail than was done in these two papers, and some interesting points have come to light.

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  1. 1.

    , , and , J. Physiol., 75, 3P (1932).

  2. 2.

    , Arch. Int. Physiol., 40, 283 (1935).

  3. 3.

    and , J. Physiol., 80, 113 (1934).

  4. 4.

    , Enzymologia, 8, 113 (1940).

  5. 5.

    , Mitt. Zool. Stat. Neapel., 2, 255 (1881).

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  1. Molteno Institute, Cambridge. April 22.

    • A. M. CLARK


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