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Full-Text Articles in Life Sciences

A Study Of Dietary Effects On Peripheral Blood Constituents Of The Female Mallard Under Estrogen Stimulation, Nickolias George Smyrnios Dec 1967

A Study Of Dietary Effects On Peripheral Blood Constituents Of The Female Mallard Under Estrogen Stimulation, Nickolias George Smyrnios

Masters Theses

No abstract provided.


Blood Constituent Levels Associated With Transition Into Reproduction And During Egg Formation In The Female Mallard Duck, Robert L. Smoes Aug 1967

Blood Constituent Levels Associated With Transition Into Reproduction And During Egg Formation In The Female Mallard Duck, Robert L. Smoes

Masters Theses

No abstract provided.


Carbon Dioxide Fixation In Schistosoma Mansoni, Clint Earl Carter Jun 1967

Carbon Dioxide Fixation In Schistosoma Mansoni, Clint Earl Carter

Loma Linda University Electronic Theses, Dissertations & Projects

Adults of the blood fluke Schistosoma mansoni were perfused from the hepatic portal system of CF1 female mice sixty to seventy days post infection. The worms were then incubated in Eagle’s minimal essential medium with glutamate and 0.03 mg/100 ml of nonlabelled aspartic acid. To this medium was added 10 μc of either NaH1403, glucose-UC14 or aspartate-4-C14. The worms were found to fix carbon from the NaH1403 and to incorporate the glucose and aspartate. The amount of activity recovered in five different chemical fractions after two hours incubation was determined …


Mandibular And Alveolar Growth In Dog Following Infusion Of 5-Fluorouricil, Richard D. Pfeiffer Jun 1967

Mandibular And Alveolar Growth In Dog Following Infusion Of 5-Fluorouricil, Richard D. Pfeiffer

Loma Linda University Electronic Theses, Dissertations & Projects

The action of a chemotherapeutic agent as a tool in studying its effect upon a primary growth center, the mandibular condyle, was investigated. So far as can be ascertained, no studies have been reported where these growth sites have been eliminated or modified by the use of chemotherapeutic growth inhibitors.

Observation of mandibular and alveolar growth following the infusion into the left external carotid artery of a cancer chemotherapeutic agent, 5-Fluorouricil (Roach-Hoffman), was noted. Comparisons were made between the infused and the uninfused sides of the mandible observing gross growth changes.

Four dogs, aged 75 days, were infused with varying …


Vegetable Entrees In Nitrogen Balance And Obesity Studies, Gloria Tyndall Jun 1967

Vegetable Entrees In Nitrogen Balance And Obesity Studies, Gloria Tyndall

Loma Linda University Electronic Theses, Dissertations & Projects

The first study was designed to evaluate by the nitrogen balance method the protein quality of a pure-vegetarian diet containing about 6 grams of nitrogen per day. The group as a whole maintained nitrogen equilibrium the average being - 0.11 grams of nitrogen per day. Two subjects were not in nitrogen balance, however, factors other than diet may have contributed to these results and are discussed in the thesis. Hemoglobin, serum cholesterol and total serum proteins did not change significantly during the study. The average true digestibility of 5 of the subjects was 85 percent. It was concluded that this …


The Effect Of Schistosoma Mansoni On Free Amino Acid Levels In Mice, Richard D. Tkachuck Jun 1967

The Effect Of Schistosoma Mansoni On Free Amino Acid Levels In Mice, Richard D. Tkachuck

Loma Linda University Electronic Theses, Dissertations & Projects

Free amino acid levels in the blood plasma of mice infected with Schistosoma mansoni Sambon, 1907, were measured at 3, 6, and 9 weeks post-infection with an automatic amino acid analyzer. Significant differences between experimental and control animals occurred at all three time periods. At 3 weeks, asparagine, alanine, citrulline, proline, methionine, and threonine levels all were lower in the infected animals. At 6 weeks, four differences were noted. Alpha-amino-n-butyric acid, ornithine, lysine, and histidine all had lower values in infected animals. At 9 weeks there were 12 differences. Tyrosine, phenylalanine, threonine, serine, proline, citrulline, glycine, alanine, valine, isoleucine, and …


The Effect Of Glucose On Neutrophilic Phagocytosis, Donald F. Adams Jun 1967

The Effect Of Glucose On Neutrophilic Phagocytosis, Donald F. Adams

Loma Linda University Electronic Theses, Dissertations & Projects

Samples of blood were obtained from thirty healthy young adult males (Loma Linda University School of Dentistry), and contaminated with bacteria. Varying concentrations of pure glucose were added to this mixture to observe the effect of the glucose on in vitro neutrophilic phagocytosis. As the glucose levels increased a statistically significant suppression was noted in the ability of the neutrophilic leukocytes to engulf Staphylococcus epidermidis.

It was not possible, however, to predict the degree of suppression for any particular level of glucose added nor is it possible to state that suppression will occur in any one individual.

Two methods of …


Seasonal Thermal Acclimation In A Population Of Iguanid Lizards (Sceloporous O. Occidentalis, Baird And Girard, 1852), Charles Stetson Greene Jan 1967

Seasonal Thermal Acclimation In A Population Of Iguanid Lizards (Sceloporous O. Occidentalis, Baird And Girard, 1852), Charles Stetson Greene

University of the Pacific Theses and Dissertations

Within the few years following the publications of the first studies on reptilian thermoregulation (Mosauer, 1936; Attsatt, 1939; Cowles and Bogert, 1944; and Strelnidov, 1944) there has been an increasing number of investigations concerned with the mechanisms that underlie this phenomenon. Many studies have demonstrated that heliothermic lizards maintain a relatively constant body temperature during per- iods of diurnal and seasonal activity. Much of this regulation is dependent upon behavior. An extensive review of thermoregulation in both lizards and snakes has been compiled by St. Girons and St. Girona (1956).