Van Dyke, H. B.: The Physiology and Pharmacology of the Pituitary Body , Chicago, University of Chicago Press, 1936;, vol. 1
Greep, R. O.; Van Dyke, H. B., and Chow, B. F.:  Separation in Nearly Pure Form of Luteinizing (Interstitial-Cell-Stimulating) and Follicle-Stimulating (Gametogenic) Hormones of the Pituitary Gland , J. Biol. Chem. 133:289 (
(March)
) 1940;.
Shedlovsky, T.; Rothen, A.; Greep, R. O.; Van Dyke, H. B., and Chow, B. F.:  The Isolation in Pure Form of the Interstitial Cell-Stimulating (Luteinizing) Hormone of the Anterior Lobe of the Pituitary Gland , Science 92:178 (
(Aug.)
) 1940;.
Evans, H. M.; Simpson, M. E., and Pencharz, R. I.:  (Interstitial-Cell-Stimulating) An Anterior Pituitary Gonadotropic Fraction (Interstitial-Cell-Stimulating) Specifically Stimulating the Interstitial Tissue of Testis and Ovary , Cold Spring Harbor Symposia on Quantitative Biology , Cold Spring Harbor, L. I., New York, The Biological Laboratory, 1937;, vol. 5.
Fevold, H. L.:  Extraction and Standardization of Pituitary Follicle-Stimulating and Luteinizing Hormones , Endocrinology 24:435 (
(April)
) 1939;.
Evans, H. M.; Simpson, M. E.; Tolksdorf, Sybylle, and Jensen, H.:  Biological Studies of the Gonadotropic Principles in Sheep Pituitary Substance , Endocrinology 25:529 (
(Oct.)
) 1939;.
Bunde, C. A., and Greep, R. O.:  Suppression of Persisting Corpora Lutea in Hypophysectomized Rats , Proc. Soc. Exper. Biol. & Med. 35:235 (
(Nov.)
) 1936;.
Greep, R. O.:  Pituitary Regulation of the Male Gonad , in Cold Spring Harbor Symposia on Quantitative Biology , Cold Spring Harbor, L. I., New York, The Biological Laboratory, 1937;, vol. 5.
Maxwell, L. C.:  The Quantitative and Qualitative Ovarian Response to Distributed Dosage with Gonadotropic Extracts , Am. J. Physiol. 110:458 (
(Dec.)
) 1934;.
Saunders, F. J., and Cole, H. H.:  On the Reliability of Present Methods for Characterizing Two Gonadotropic Hormones, Follicle-Stimulator and Luteinizer , Endocrinology 23:302 (
(Sept.)
) 1938;.
The designation of the "synergist" as a separate and distinct gonadotropic fraction no longer seems justified since Evans has admitted that the pituitary fraction designated by this term is the same as the follicle-stimulating fraction.
Du Shane, G. P.; Levine, W. T.; Pfeiffer, C. A., and Witschi, E.:  Experimental "Constant Oestrus" and the Notion of Antigonadotropic Hormones , Proc. Soc. Exper. Biol. & Med. 33:339 (
(Dec.)
) 1935;.
Cutuly, Eugene; McCullagh, D. R., and Cutuly, Elizabeth:  The Type and Degree of Gonadal Stimulation Induced in Hypophysectomized Male Rats Parabiotically Joined with Castrated, Cryptorchid, and Normal Partners , Endocrinology 21:241 (
(March)
) 1937;.
Cutuly, Eugene and Cutuly, Elizabeth C.:  Inhibition of Gonadotropic Activity by Sex Hormones in Parabiotic Rats , Endocrinology 22:568 (
(May)
) 1938;.
Greep, R. O.:  Pituitary Function in Parabiotic Triplet Rats , Proc. Soc. Exper. Biol. & Med. 44:214 (
(May)
) 1940;.
Rowlands, I. W.:  Selective Neutralization of the Luteinizing Activity of Gonadotropic Extracts of Pituitary by Anti-Sera , Proc. Roy. Soc., London, s. B 126:76 (
(Sept. 23)
) 1938;.
Fevold, H. L.:  The Gonadotropic Hormones , in Cold Spring Harbor Symposia on Quantitative Biology , Cold Spring Harbor, L. I., New York, The Biological Laboratory, 1937;, vol. 5.
Fevold, H. L.; Lee, M.; Hisaw, F. L., and Cohn, E. J.:  Studies in the Physical Chemistry of the Anterior Pituitary Hormones , Endocrinology 26:999 (
(June)
) 1940;.
Jensen, H.; Simpson, Miriam E.; Tolksdorf, Sybylle, and Evans, H. M.:  Chemical Fractionation of the Gonadotropic Factors Present in Sheep Pituitary , Endocrinology 25:57 (
(July)
) 1939;.
Evans, H. M.; Korpi, K.; Simpson, M. E.; Pencharz, R. I., and Wonder, D. H.:  On the Separation of the Interstitial Cell-Stimulating, Luteinizing and Follicle-Stimulating Fractions of the Anterior Pituitary Gonadotropic Complex , Univ. California Publ. Anat. 1:255, 1936;.
Wallen-Lawrence, Zonja:  Proof of the Existence of a Follicle-Stimulating and a Luteinizing Hormone in the Anterior Lobe of the Pituitary Body , J. Pharmacol. & Exper. Therap. 51:263 (
(July)
) 1934;.
Chow, B. F.; Greep, R. O., and Van Dyke, H. B.:  The Effects of Digestion by Proteolytic Enzymes on the Gonadotrophic and Thyrotrophic Potency of Anterior Pituitary Extract , J. Endocrinol. 1:440 (
(Dec.)
) 1939;.
Hamburger, Christian:  Studies on Gonadotropic Hormones from the Hypophysis and Chorionic Tissue, with Special Reference to Their Differences , Acta path. et microbiol. Scandinav. , 1933;,
(supp. 17)
.
Tyndale, H. H.; Levin, Louis, and Smith, P. E.:  Responses of Normal and Hypophysectomized Immature Rats to Menopause Urine Injections , Am. J. Physiol. 124:174 (
(Oct.)
) 1938;.
Kurzrok, Raphael; Kirkman, Irene J., and Creelman, Margaret:  Studies Relating to the Time of Human Ovulation , Am. J. Obst. & Gynec. 28:319 (
(Sept.)
) 1934;.
Frank, R. T., and Salmon, U. J.:  Gonadotropic Blood and Urine Cycles in Normal Menstruating Women , Proc. Soc. Exper. Biol. & Med. 32:1237 (
(May)
) 1935;.
Smith, G. V., and Smith, O. W.:  The Urinary Excretion of Estrogenic and Gonadotropic Hormones During Menstrual Cycles, the Period of Conception and Early Pregnancy , New England J. Med. 215:908 (
(Nov. 12)
) 1936;.
D'Amour, F. E.; Funk, Dorothy, and Liverman, Helen:  Daily Gonadotropic Hormone Tests During Fifty Complete Menstrual Cycles , Am. J. Obst. & Gynec. 37:940 (
(June)
) 1939;.
Werner, S. C.:  A Quantitative Study of the Urinary Excretion of Hypophysial Gonadotropin, Estrogen and Androgen of Normal Women , J. Clin. Investigation , to be published.
Levin, Louis, and Tyndale, H. H.:  The Quantitative Assay of "Follicle-Stimulating" Substances , Endocrinology 21:619 (
(Sept.)
) 1937;.
D'Amour, F. E.:  A Qualitative Study of Normal Gonadotropin , Am. J. Physiol. 127:649 (
(Nov.)
) 1939;.
Leathem, J. H., and Levin, Louis: The Gonadotropic Action of Normal Male Urine Extract on the Ovaries of Normal and Hypophysectomized Immature Rats and of Immature Mice, to be published.
Engle, E. T.:  Gonadotropic Substances of Blood, Urine and Other Body Fluids , in Allen, Edgar; Danforth, C. H., and Doisy, E. A.: Sex and Internal Secretions , Baltimore, Williams & Wilkins Company, 1939;.
Leonard, S. L., and Smith, P. E.:  Responses of the Reproductive System of Hypophysectomized Rats to Injections of Pregnancy-Urine Extracts: II. The Female , Anat. Rec. 58:175 (
(Jan. 25)
) 1934;.
Hamblen, E. C.: Endocrine Gynecology , Springfield, Ill., Charles C. Thomas, Publisher, 1939;.
Smith, P. E., and Leonard, S. L.:  Responses of the Reproductive System of Hypophysectomized and Normal Rats to Injections of Pregnancy-Urine Extracts; I. The Male , Anat. Rec. 58:145 (
(Jan. 25)
) 1934;.
Walsh, E. L.; Cuyler, W. K., and McCullagh, D. R.:  The Physiologic Maintenance of the Male Sex Glands; The Effect of Androtin on Hypophysectomized Rats , Am. J. Physiol. 107:508 (
(Feb.)
) 1934;.
Nelson, W. O.:  Some Factors Involved in the Control of the Gametogenic and Endocrine Functions of the Testis , in Cold Spring Harbor Symposia on Quantitative Biology , Cold Spring Harbor, L. I., New York, The Biological Laboratory, 1937;, vol. 5.
Nelson, W. O.:  Re-Initiation of Spermatogenesis in Hypophysectomized Rats , Am. J. Physiol. 129:P430 (
(May)
) 1940;.
Smith, P. E.:  Comparative Effects of Hypophysectomy and Therapy on the Testes of Monkeys and Rats , in Brouha, L.: Les hormones sexuelles , Paris, Hermann & Cie, 1938;, pt.
(3)
, L'hypophyse.
Scowen, E. F.:  The Effects of Androsterone and Testosterone on the Testes of Hypophysectomized Guinea Pigs , Anat. Rec. 70 (
(supp. 3)
):71 (March) 1938;.
Leathem, J. H.:  Responses of Hypophysectomized Immature Female Rats to Mare Serum Hormone , Proc. Soc. Exper. Biol. & Med. 42:590 (
(Nov.)
) 1939;.
Smith, P. E.: Unpublished data.
Evans, H. M.; Pencharz, R. I.; Simpson, M. E., and Meyer, K.:  Repair of the Reproductive Mechanism in Hypophysectomized Male Rats , in Lueschner, A. O., and Teggart, F. J.: Memoirs of the University of California , Berkeley, Calif., University of California Press, 1933;, vol. 11, p. 301.
Liu, S. H., and Noble, R. L.:  The Effects of Extracts of Pregnant Mare Serum and Human Pregnancy Urine on the Reproductive System of Hypophysectomized Male Rats , J. Endocrinol. 1:7 (
(June)
) 1939;.
Webster, E. C., and Leathern, J. H.: Responses of Hypophysectomized and Normal Male Guinea Pigs to Mare Serum Hormone, to be published.
Smith, P. E.:  Presidental Address , read before the Twenty-Fourth Annual Scientific Session of the Association for the Study of Internal Secretions , New York, 1940;.
Evans, H. M.; Korpi, K.; Simpson, M. E., and Pencharz, R. I.:  Fractionation of the Gonadotropic Hormones in Pregnant Mare Serum by Means of Ammonium Sulphate , Univ. California Publ. Anat. 1:275, 1936;.
Pencharz, R. I.:  Factors Influencing Ovarian Response of Normal and Hypophysectomized Rat to Pregnant Mare Serum , Proc. Soc. Exper. Biol. & Med. 42:525 (
(Nov.)
) 1939;.
Leathem, J. H.: The Mode of Administration as an Influence on the Effectiveness of Mare Serum Hormone in Hypophysectomized Rats, to be published.