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Filtering by: Creator Dunn, Lester Clayton Committee Member Moore, Frank

The effects of parasites on host behavior : who benefits?

Creator:

Lefcort, Hugh G.

Abstract:

Some parasites may modify the behavior of their hosts. Altered behaviors may: 1) benefit the host in that they defend against the pathogen, 2) benefit the pathogen and represent manipulations of the host response, and 3) benefit neither the host or the pathogen and simply be a product of the...

Resource Type:

Dissertation

Full Text:

not attracted to dull males (Kirkpatrick, 1987; Clayton, 1991) . Hamilton and Zuk (1982) suggested
Oxytocin synthesis and release by the bovine corpus luteum

Creator:

Abdelgadir, Salaheldin Eltigani

Abstract:

Four experiments were conducted to determine oxytocin concen tration of bovine luteal tissue at different stages of the estrous cycle and to study the effects of prostaglandins F₂α (PGF₂α), E₂ (PGE₂), luteinizing hormone (LH), cycloheximide, colchicine and cytochalasin B on oxytocin synthesis and release in vitro. In experiment 1, luteal...

Resource Type:

Dissertation

Full Text:

onset of estrus in the ewe (Kaltenbach and Dunn, 1980; Hansel and Convey, 1983). The increase in
Utilization of lipid by primiparous beef heifers during the postpartum period

Creator:

Filley, Shelby Jean

Resource Type:

Dissertation

Full Text:

during the breeding season (Dunn et al., 1969). Subsequent studies revealed high energy level increased