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Full-Text Articles in Large or Food Animal and Equine Medicine

The Effects Of Artificial Insemination On Beef Cattle In The United States, Allee R. Sweeten, Abigail Shelnut, Madison Dickey Apr 2023

The Effects Of Artificial Insemination On Beef Cattle In The United States, Allee R. Sweeten, Abigail Shelnut, Madison Dickey

ATU Research Symposium

Artificial insemination (AI) is a reproductive procedure widely used in cattle industries and other livestock to increase pregnancy rates. Breeders must wait until the animals are in the estrus part of their estrous cycle to AI. Estrus synchronization is utilized to manipulate the estrous cycle to go into estrus or standing heat. AI is conducted by loading a semen straw into an inseminating gun, inserting the gun into the vagina of the heifer, and making sure it gets past the cervix by palpating with the other hand. Once past the cervix, the semen can be distributed in the heifer. AI …


Cannibidiol (Cbd) Supplementation In Horses: A Pilot Study, Kiara Jones, Evan Thomas, Shea Porr Oct 2019

Cannibidiol (Cbd) Supplementation In Horses: A Pilot Study, Kiara Jones, Evan Thomas, Shea Porr

Posters-at-the-Capitol

Cannibidiol (CBD) is sold for various uses in humans and animals. Thus far, CBD has not demonstrated effects similar to delta-9 tetrahydrocannabinol (THC), the psychoactive component of marijuana. While some animal species have demonstrated responses to CBD supplementation, published literature on equines is absent. The lack of FDA approval and studies to support claimed benefits make regulating product quality and recommending dosages difficult. The objectives of this project were to: 1) determine dosages that allowed for CBD detection in equine blood; and 2) evaluate time required for the appearance of maximum concentration and half-life of CBD in equine blood. Two …


30-Day Oral Acetaminophen Tolerance In Adult Horses, Sarah E. Foreman May 2018

30-Day Oral Acetaminophen Tolerance In Adult Horses, Sarah E. Foreman

Celebration of Learning

There are no controlled studies of acetaminophen toxicity in horses. The objective was to test the hypotheses that oral acetaminophen administered at a dosage 25% higher than that sometimes used in horses would result in measurable hepatic toxicity as seen in humans and other species. Six healthy adult horses were administered 25 mg/kg acetaminophen powder in corn syrup twice daily for 30 days. Three other horses served as negative controls receiving only corn syrup. Jugular venous blood samples were obtained on days 7 and 1 before treatment; on treatment days 1, 2, 5, 8, 12, 15, 19, 22, 26 and …