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Poultry Science: Personnel


Dr. Kristen J. Navara

Associate Professor of Endocrinology

203 Poultry Science Building
University of Georgia
Athens, Georgia 30602

Phone: (706) 542-1369
Fax: (706) 542-1827


Postdoctoral Fellow, The Ohio State University
Ph.D, Biological Sciences, Auburn University
B.S. Biology, The Pennsylvania State University

Research Interests

Sex ratio manipulation and ovarian follicular dynamics in female birds, Mechanistic bases of yolk androgen deposition, links between maternal immunity and the manipulation of offspring phenotype

For More Information, See the Lab Webpage

Selected Publications

Martin, LM II, Navara, KJ, Bailey, MT, Hutch, CR, Powell, ND, Sheridan, JF, and RJ Nelson (in press) Food restriction compromises secondary antibody production in deer mice (Peromyscus maniculatus) by reducing spleen-derived antibody-producing B-cell numbers. Physiological and Biochemical Zoology.

Navara, KJ & RJ Nelson. (2007) The dark side of light at night: Medical, ecological, and epidemiological consequences. Journal of Pineal Research 43(3): 215-224

Navara, KJ, Trainor, BT, and RJ Nelson. (2007) Photoperiod affects macrophage responsiveness but not expression of toll-like receptors in the Siberian hamster. Comparative Biochemistry and Physiology.

Martin II, LB, Navara, KJ, Weil, ZB, and RJ Nelson. (2007) Maintenance of immunological memory is compromised by food restriction in male deer mice, Perimyscus maniculatusAmerican Journal of Physiology. 292:R316-R320.

Navara, KJ, Badyaev, AV, Mendonça, MT, and GE Hill. (2006) Yolk antioxidants vary with male attractiveness and female condition in the house finch.  Physiological and Biochemical Zoology. 79(6): 1098-1105

Navara, KJ, Hill, GE, and MT Mendonça. (2006) Yolk androgens vary independently of maternal androgens in eastern bluebirds: An experimental study. Functional Ecology. 20: 449-456

Navara, KJ, Hill, GE, and MT Mendonça. (2006). Yolk androgens stimulate growth and immunity in house finch nestlings. Physiological and Biochemical Zoology.  79(3): 550-555

Navara, KJ, Hill, GE, and MT Mendonça. (2006) Yolk androgen deposition as a compensatory strategy. Behavioral Ecology and Sociobiology. Online First

Badyaev, AV, Seaman, DA, Navara, KJ, Hill, GE, and MT Mendonça.  (2006) Evolution of sex-biased maternal effects in birds: III. Adjustment of ovulation order enables sex-specific allocation of hormones, carotenoids, and vitamins.  Journal of Evolutionary Biologypublished online

Siefferman, LM and KJ Navara. (2006) Female condition is correlated with egg color in Eastern Bluebirds. Behavioral Ecology and Sociobiology 59(5): 651-656

Badyaev, AV, Schwabl, H, Young, R.L., Duckworth, R.A., Navara, KJ, Parlow, AF. (2005) Adaptive sex differences in growth of pre-ovulation oocytes in a passerine bird. Proceedings of the Royal Society of London, Series B. 272(1577):1-8

Navara, KJ, Hill, GE, and MT Mendonça. (2005) Variable effects of yolk androgens on the growth and immunity in bluebird nestlings.  Physiological and Biochemical Zoology. 78(4):570-578

McGraw, KJ, Hill, GE, Navara, KJ, and RS Parker.  (2004) Differential accumulation and pigmenting ability of dietary carotenoids in colorful finches. Physiological and Biochemical Zoology. 77(3):484-491

Navara, KJ & GE Hill. (2003) Dietary carotenoid pigments and immune function in a songbird with extensive carotenoid-based plumage coloration.  Behavioral Ecology.  14(6) 909-916

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