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Biological Sciences

Dr. David Jennings

Portrait of Dr. David JenningsAssociate Professor

Ph.D. University of Colorado, 1997

Office: SW 1285
Research Lab: SW 0020
Phone: (618) 650-3614


Courses Taught: Contemporary Biology (BIOL 111), Freshman Seminar (BIOL 111-FS), Human Sexuality and Reproduction (BIOL 203), Human Anatomy and Physiology (BIOL 240B), Animal Histology (BIOL 337), Developmental Biology (BIOL 425), Comparative Vertebrate Anatomy (BIOL 489), Endocrinology (BIOL 490/590).

Research Interests:  I am interested in the evolution of development and the role of hormones in vertebrate life histories.

Research Opportunities: Please contact me.

Selected Publications

Packard, M.J., D.H. Jennings, and J. Hanken. (1996).  Growth and uptake of mineral by embryos of the direct-developing frog, Eleutherodacytlus coqui.  Comparative Biochemistry and Physiology 113A, 343-349.         

Hanken, J., D.H. Jennings, and L. Olsson. (1997).  Mechanistic basis of life-history evolution in anuran amphibians: Direct development.  Am. Zool. 37, 160-171.

Hanken, J., M.W. Klymkowsky, K.E. Alley, and D.H. Jennings. (1997).  Life history evolution alters embryonic patterning in direct-developing frogs.  Proc. R. Soc. Lond. B, 264, 1349-1354.

Jennings, D.H., and J. Hanken (1998).  Mechanistic basis of life history evolution in anuran amphibians: Thyroid gland development in the direct-developing frog, Eleutherodacytlus coqui. General and Comparative Endocrinology, 111, 225-232.

Breuner, C., D.H. Jennings, M.C. Moore, and M. Orchinik. (2000).  Pharmacological adrenalectomy with mitotane. General and Comparative Endocrinology 120, 27-34.

Jennings, D.H., M.C. Moore, R. Knapp, L. Matthews, and M. Orchinik. (2000).  Plasma steroid-binding globulins mediate stress reactivity in the tree lizard, Urosaurus ornatus. General and Comparative Endocrinology 120, 289-299.

Painter, D., D.H. Jennings, and M.C. Moore. (2002).  Placental buffering of maternal steroid hormone effects on fetal and yolk hormone levels: a comparative study of a viviparous lizard, Sceloporus jarrovi, and an oviparous lizard, Sceloporus graciosus.  General and Comparative Endocrinology 127, 105-116. 

Weiss, S.L., D.H. Jennings, and M.C. Moore. (2002). Effect of captivity in semi-natural enclosures on the reproductive endocrinology of female lizards.   General and Comparative Endocrinology 128, 238-246.

Jennings, D.H., D.L. Painter, and M.C. Moore. (2004).  Role of the adrenal gland in early post-hatching differentiation of alternative male phenotypes in the tree lizard (Urosaurus ornatus).  General and Comparative Endocrinology 135, 81-89.

Taylor, E.T, DeNardo, D., and D.H. Jennings. (2004).  Seasonal steroid hormone levels and their relation to reproduction in the Western Diamond-backed Rattlesnake, Crotalus atrox (Serpentes: Viperidae).  General and Comparative Endocrinology 136, 328-337.

Steiner, A.A., M.D. Dogan, A.I. Ivanov, S. Patel, A.Y. Rudaya, D.H. Jennings, M. Orchinik, T.W.W. Pace, K.A. O’Connor, L.R. Watkins, and A.A. Romanovsky (2004). A new function  of the leptin receptor: mediation of the recovery from lipopolysaccharide-induced hypothermia.  FASEB Journal, 18, 1949-1951. 

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