Thesiss

We studied the responses of the late-stage chicken embryo to infection with the lymphotropic viruses Marek's disease virus (MDV 1), turkey herpesvirus (MDV 3), and infectious bursal disease virus (IBDV). Our objective was to examine the effects of these viruses on embryonic lymp…

The Blackside Dace (Chrosomus cumberlandensis; BSD) is a federally threatened minnow that has been extirpated from 31 streams in Tennessee and Kentucky since 1978. Although there is strong evidence linking elevated conductivity levels and low BSD occurrence, the mechanistic rela…

To gain insight into how the age of the hen affects selected reproductive characteristics and subsequent embryonic and posthatching development, experiments were conducted to study: (1) hormonal and initial egg production characteristics as influenced by hen age and age at photo…