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Biomedical subjects

M E Tumbleson

Publications and source records attributed to M E Tumbleson.

At least 73 records · Page 4Linked to original sources

Serum biochemical and hematological parameters in crossbred swine from birth through eight weeks of age.

Nineteen serum biochemical and seven hematological parameters were determined for crossbred swine from birth through eight weeks of age. From birth (before nursing) to eight hours (after ingestion of colostrum) of age, there was an increase in concentrations of serum total protein, blood urea nitrogen and total bilirubin and increased activities of glutamic-oxaloacetic transaminase, alkaline phosphatase and lactic dehydrogenase. There was a decrease in serum sodium, chloride and potassium concentrations, hemoglobin concentration and packed cell volume during the same period. There was an increase in both serum potassium concentration and erythrocyte count from five (weaning) to six weeks of age. At the same time, there was a decrease in serum sodium and chloride concentrations. The mean concentration of serum cholesterol did not change during the first 24 hours of neonatal life; however, it increased during the 24 to 72 hour period with a linear decrease to six weeks of age.

Age Factors↗

Serum biochemical and hematological parameters of captive white-tailed fawns.

Blood samples were collected, at one day of age and at weekly intervals from one through 25 weeks of age, from seven white-tailed fawns (Odocoileus virginianus) to determine the effect of age upon serum biochemical and hematological values. Serum total protein concentration increased continually during the six month period. The rate of anabolism of serum gamma-globulin exceeded the rate of catabolism at about seven weeks of age. Serum cholesterol concentration more than doubled from one day to eight weeks of age. Blood hemoglobin concentration and packed cell volume increased markedly during the first eight weeks of life, but tended to remain constant from eight to 25 weeks of age. Blood erythrocyte count increased throughout the duration of the study; however, the relative increase was greater during the first eight weeks of age than thereafter.

Age Factors↗

Serum biochemical and hematological parameters of Sinclair(S-1) miniature sows during gestation and lactation.

Venous blood samples were collected from 29 Sinclair(S-1) miniature sows at 14, ten, six and two weeks prior to parturition and two, four and six weeks postpartum to determine the effect of pregnancy and lactation upon 19 serum biochemical and 12 hematological parameters. During gestation, the levels of serum cholesterol, blood urea nitrogen and alpha(1)-globulin, as well as packed cell volume and hemoglobin concentration, decreased; whereas, the level of serum beta-globulin increased. During lactation, the concentrations of serum glucose, total protein, albumin, beta-globulin, calcium, sodium and hemoglobin, as well as packed cell volume, decreased; whereas, the concentration of serum cholesterol and the activity of serum alkaline phosphatase increased.

Alkaline Phosphatase↗