Influence of Vertebrate Gonadotropic Hormones upon the Reproductive Cycle of Certain Protozoa in Frogs

Abstract

ZELLER1 and, later on, Neresheimer2 and Metcalf8 made observations of the reproductive cycle in Opalinids; Bojeva-Pietrushevskaja4 has described sexual reproduction in Nyctotherus cordiformis.

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References

  1. 1

    Zeller, I., Z. wiss. Zool., 29, 359 (1877).

  2. 2

    Neresheimer, E., Münch. med. Wochenschrift, 36, 1786 (1906); Arch. f. Protistenkunde, Supp. 1 (1907).

  3. 3

    Metcalf, M. M., Arch. f. Protistenkunde, 13, 282 (1909). “The Opalinid Ciliate Infusorians”, U.S. Nat. Mus., Bull. 120 (1923).

  4. 4

    Bojeva-Pietrushevskaja, T., Trudy Leningr. Ob-wa Jestestw., 62 (1933).

  5. 5

    Bieniarz, J., Ginekologia Polska, 21, 1 (1950); Lancet, i, 299 (Feb. 18, 1950).

  6. 6

    Fildes, P., [Brit. Med. J., 1107 (Nov. 12, 1949)].

  7. 7

    Delbrück, M., and Bruce, M., Scient. Amer., 179, 46 (1948).

  8. 8

    Luria, S. E., quoted in J. Amer. Med. Assoc., 140, 541 (1949).

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BIENIARZ, J. Influence of Vertebrate Gonadotropic Hormones upon the Reproductive Cycle of Certain Protozoa in Frogs. Nature 165, 650–651 (1950) doi:10.1038/165650a0

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