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Articles 91 - 120 of 126

Full-Text Articles in Animal Experimentation and Research

Telonicher Marine Laboratory, Hsu Telonicher Marine Laboratory Jul 2016

Telonicher Marine Laboratory, Hsu Telonicher Marine Laboratory

Newsletters

No abstract provided.


Telonicher Marine Laboratory, Hsu Telonicher Marine Laboratory Jul 2015

Telonicher Marine Laboratory, Hsu Telonicher Marine Laboratory

Newsletters

No abstract provided.


Technique For Staining The Myelin-Like Sheath In Earthworms, Kayla Brown May 2014

Technique For Staining The Myelin-Like Sheath In Earthworms, Kayla Brown

Honors Capstones

Capstone submitted as a graduation requirement for the BSU Honors Program.


Changing Body Condition In Walleye With Reference To Ideal Sample Size Requirements, Kevin Longtin Jan 2014

Changing Body Condition In Walleye With Reference To Ideal Sample Size Requirements, Kevin Longtin

Journal of Earth and Life Science

The objective of this study was to determine if walleye Sander vitreus percent dry weight, a measure of condition, differed among summer months of 2014 on Maple Lake, Minnesota. A second objective was to determine if there was a relationship between condition and body temperature, total length, or wet weight. Between three and six walleyes were collected per month by hook and line methods. All fish had internal body temperatures taken at the time of capture and were oven dried in the laboratory at 80 °C in order to measure percent dry weight. There was no relationship between condition and …


The Effects Of Sugar Substitutes On The Gut Microbiota Of Mice, Katie A. Lantau Jan 2014

The Effects Of Sugar Substitutes On The Gut Microbiota Of Mice, Katie A. Lantau

All Master's Theses

Obesity has become an ever increasing global problem. This has caused people to turn to sugar substitutes, no calorie sweeteners, to reduce their caloric intake. However, recent studies have shown that it is not just caloric intake that can affect weight, but also the diversity of the bacteria in the gut (Turnbaugh et al., 2009). It has been shown that an increased Firmicutes:Bacteroidetes ratio and an overall decrease in microbial diversity leads to an obesity associated gut microbiome (Turnbaugh et al., 2009; Ley et al., 2005). The purpose of this study was to determine if two of the most popular …


Behavior And Physiology Of Hermit Crabs During Burial: Shell Abandonment And Lactate Accumulation, Janelle Allison Shives Jun 2010

Behavior And Physiology Of Hermit Crabs During Burial: Shell Abandonment And Lactate Accumulation, Janelle Allison Shives

Loma Linda University Electronic Theses, Dissertations & Projects

Organisms living in the intertidal zone must adapt to environmental and physical stressors. One physical stressor that these organisms may face, and that may require specific behavioral and physiological responses, is burial by sediment. In this thesis I report the results of experiments in which I subjected the intertidal hermit crab, Pagurus samuelis, to burial and analyzed aspects of subsequent behavior and physiology. In the first set of experiments, hermit crabs were buried with the shell aperture facing either up or down, and at one of three depths (2, 4, or 6 cm). The factors hermit crab weight, shell …


Exposure To Methamphetamine And Phencyclidine During Development And Subsequent Behavioral Change, Takehiro Minamoto Dec 2005

Exposure To Methamphetamine And Phencyclidine During Development And Subsequent Behavioral Change, Takehiro Minamoto

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science and Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science by Takehiro Minamoto on December 2, 2005.


Agribusiness Sheep Updates - 2004 Part 3, Ken Hart, Keith Croker, Rob Davidson, Mario D'Antuono, Evan Burt, Tanya Kilminster, Diana Fedorenko, Darryl Mcclements, Robert Beard, Sandy Turton, Martin Atwell, Robert Beard Jul 2004

Agribusiness Sheep Updates - 2004 Part 3, Ken Hart, Keith Croker, Rob Davidson, Mario D'Antuono, Evan Burt, Tanya Kilminster, Diana Fedorenko, Darryl Mcclements, Robert Beard, Sandy Turton, Martin Atwell, Robert Beard

Sheep Updates

Posters Can Merino Ewes be Teased to Synchronise Oestrus for a Summer/Autumn Mating? Ken Hart, Keith Croker, Department of Agriculture Western Australia, Rob Davidson, School of Animal Biology, University of Western Australia. Mario D'Antuono, Department of Agriculture Western Australia Damara Sheep: Now Looking Domestic Evan Burt and Tanya Kilminster, Department of Agriculture Western Australia Production and Water Use of Lucerne and French Serradella Under Three Sowing Rates Diana Fedorenko1,4, Darryl McClements1,4 , Robert Beard3,4 1Department of Agriculture, 3 Farmer, Meckering, 4CRC for Plant-based Management of Dryland Salinity. E-SHEEP - Individual Animal Management is here Sandy Turton & Martin Atwell, Department …


Developmental Toxicity Of Atrazine And Copper Sulfate Using The Frog Embryo Teratogenesis Assay-Xenopus (Fetax), Misty D. Hamilton Jun 2003

Developmental Toxicity Of Atrazine And Copper Sulfate Using The Frog Embryo Teratogenesis Assay-Xenopus (Fetax), Misty D. Hamilton

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science and Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science by Misty D. Hamilton on June 25, 2003.


The Diversity And Abundance Of Parasites In Age Groups Of Yellow Perch In Lake Bemidji, Mn Applied To A Whittaker Curve, Kelly J. Main May 2002

The Diversity And Abundance Of Parasites In Age Groups Of Yellow Perch In Lake Bemidji, Mn Applied To A Whittaker Curve, Kelly J. Main

Honors Capstones

Capstone submitted as a graduation requirement for the BSU Honors Program.


A Field Study Of The Northern Leopard Frog (Rana Pipiens) In The Potholes Reservoir Area, Washington, Heather Maranda Simmons Jan 2002

A Field Study Of The Northern Leopard Frog (Rana Pipiens) In The Potholes Reservoir Area, Washington, Heather Maranda Simmons

All Master's Theses

Northern Leopard Frogs (Rana pipiens) were studied in the Potholes Reservoir area in eastern Washington, which is a unique and dynamic system of ponds. The filling and drying cycles of the reservoir cause seasonal fluctuation on pond depth. My goal was to find frogs and document their use of these ponds. I conducted surveys of R. pipiens from April - September 2002.

I caught 178 R. pipiens adults and subadults throughout my field season, gathering weight and length data. I found two groups of egg masses in April, and noted their size, location and point of attachment. Findings were similar …


The Effect Of Exercise Training On Cardiovascular Dynamics In The Diabetic Rat, Nicole Marie Griffith Jul 1998

The Effect Of Exercise Training On Cardiovascular Dynamics In The Diabetic Rat, Nicole Marie Griffith

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science and Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science in Biology by Nicole Marie Griffith on July 24, 1998.


The Effects Of Dietary Vitamin E Supplementation On Platelet Aggregation And Plasma Oxidized Low Density Lipoprotein In Hypercholesterolemic Rats, Russell W. Thurman Apr 1995

The Effects Of Dietary Vitamin E Supplementation On Platelet Aggregation And Plasma Oxidized Low Density Lipoprotein In Hypercholesterolemic Rats, Russell W. Thurman

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Science and Technology at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science by Russell W. Thurman on April 28, 1995.


A New Model Species For Cultured Teleost Retinal Cell Studies: Light And Scanning Electron Microscopy, Lori Ann Steinfeldt May 1994

A New Model Species For Cultured Teleost Retinal Cell Studies: Light And Scanning Electron Microscopy, Lori Ann Steinfeldt

Undergraduate Honors Capstone Projects

Purpose: To examine retinal horizontal and bipolar cells cultured from goldfish (Carassius auratus), black crappie (Pomoxis nigromaculatus) and bluegill (Lepomis macrochirus) on the light and electron microscope levels; and to compare them with cells from a more established model, the wild white bass (Roccus chrysops). Methods: Retinas from all species were dissociated by methods developed with wild white bass (Dowling et al., 1985). Cell type was identified within the first 3 hr and cells were cultured for up to 2 wk in L-15 medium. At various intervals, cells were fixed in glutaraldehyde, …


Ribosomal Dna And The Phylogeny Of Frogs, David M. Hills, Loren K. Ammerman, Michael T. Dixon, Rafael O. De Sá Mar 1993

Ribosomal Dna And The Phylogeny Of Frogs, David M. Hills, Loren K. Ammerman, Michael T. Dixon, Rafael O. De Sá

Biology Faculty Publications

Phylogenetic analysis of 1656 aligned sites in the 28S ribosomal RNA gene of frogs supports some of the recently recognized higher groups of anurans but provides counter-support for others. The 28S rDNA data support the monophyly of the recently recognized Pipanura (me- sobatrachians plus neobatrachians), which in turn indicates paraphyly of archaeobatrachians. Me- sobatrachians (pelobatoids plus pipoids), which are either considered paraphyletic or weakly sup- ported as monophyletic in morphological analyses, also receive support as a monophyletic group from the 28S rDNA data. Hyloidea (=Bufonoidea), which is widely recognized but lacks morphological support, receives some molecular support as being monophyletic. …


Modulation Of Rat Hepatic S9-Dependent Mutagenesis, Dna Binding, And Metabolism Of Aflatoxin B1 And Benzo[A]Pyrene By Four Chinese Medicinal Herbs, Brian Yuen Yau Wong Jun 1992

Modulation Of Rat Hepatic S9-Dependent Mutagenesis, Dna Binding, And Metabolism Of Aflatoxin B1 And Benzo[A]Pyrene By Four Chinese Medicinal Herbs, Brian Yuen Yau Wong

Loma Linda University Electronic Theses, Dissertations & Projects

Extracts of the herbs Oldenlandia diffusa (OD) and Scutellaria barbata (SB) have been used in traditional Chinese medicine for treating liver, lung and rectal tumors while extracts of Astragalus membranaceus (AM) and Ligustrum lucidum (LL) are often used as adjuncts in cancer therapy. In this study, we determined the effects of aqueous extracts of these four herbs on aflatoxin B1 (AFB1) benzo[a]pyrene (BaP), benzo[a]pyrene 7,8-dihydrodiol (BaP 7,8-DHD) and benzo[a]pyrene 7,8-dihydrodiol-9,10-epoxide (BPDE)-induced mutagenesis, mediated by enzymes in rat hepatic 9000 x g supernatant (S9), in Salmonella typhimurium TA100. We also studied the effects of these four herbs on …


Effects Of Dietary Corn Oil And Menhaden Oil On Rats Mammary Tumorigenesis And Prostaglandin E2 Levels, Melissa L. Philley Aug 1989

Effects Of Dietary Corn Oil And Menhaden Oil On Rats Mammary Tumorigenesis And Prostaglandin E2 Levels, Melissa L. Philley

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Arts and Sciences at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science in Biology by Melissa L. Philley on August 4, 1989.


Relationship Between Glucose-6-Phosphate Dehydrogenase Activity And Hormone Dependency In Rat Mammary Cancer, Lila S. Berry May 1985

Relationship Between Glucose-6-Phosphate Dehydrogenase Activity And Hormone Dependency In Rat Mammary Cancer, Lila S. Berry

Morehead State Theses and Dissertations

A thesis presented to the faculty of the College of Arts and Sciences at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science in Biology by Lila S. Berry on May 2, 1985.


Repair Of Lethal Damage Induced In A Hamster X Amphibian Hybrid Tissue Culture Cell Line By Ultraviolet Light And Gamma Ray, Susan Kulp, Ann Page, H. Gaston Griggs Jan 1985

Repair Of Lethal Damage Induced In A Hamster X Amphibian Hybrid Tissue Culture Cell Line By Ultraviolet Light And Gamma Ray, Susan Kulp, Ann Page, H. Gaston Griggs

Journal of the Arkansas Academy of Science

A hybrid cell line was formed by fusing cells from two established vertebrate tissue culture cell lines (V79B1 hamster and A84 Xenopus), which were known to differ substantially in resistance to some radiation-induced lesions and in associated repair potential. Ultraviolet and gamma ray dose-survival relations were then determined and analyzed for the three cell lines, primarily to compare the radiosensitivity (Do dose) of the hybrid line with that of each parental line for each radiation. Further experimentation was conducted to determine the extent to which observed differences in these Do doses could be attributed to interactions of the combined parental …


A Morphometrical Analysis Of The Guinea Pig Placenta After Chronic Exposure To Carbon Monoxide, Marcella J. Woolsey Jun 1981

A Morphometrical Analysis Of The Guinea Pig Placenta After Chronic Exposure To Carbon Monoxide, Marcella J. Woolsey

Loma Linda University Electronic Theses, Dissertations & Projects

We used morphometric analysis to determine if placental structure is modified by carbon monoxide, Camm-Hartley guinea pigs were exposed throughout gestation to chronic conditions of carbon monoxide (averaging about 180 parts per million). Maternal weight, placental weight, fetal weight, and fetal length were recorded at the time of placental fixation. Using a computerized image analyzer on photomicrographs obtained through light microscopy, we measured maternal and fetal percent vessel volumes, surface areas, and vessel numbers. Maternal vessel numbers and surface area remained basically unchanged but decreased slightly. Maternal percent volume decreased 15%. However, fetal capillary number increased 35% (p < 0.01) from a control value of 2325 ± 184 per mm2 (SE …


Concomitant Infections With The Parasites Trypanosoma Musculi Kendall, 1906 And Trichinella Spiralis (Owen, 1835) Raillet, 1896 In The Laboratory Mouse, Musmusculus, Joan Chew Liang Tan Jun 1979

Concomitant Infections With The Parasites Trypanosoma Musculi Kendall, 1906 And Trichinella Spiralis (Owen, 1835) Raillet, 1896 In The Laboratory Mouse, Musmusculus, Joan Chew Liang Tan

Loma Linda University Electronic Theses, Dissertations & Projects

Four groups of female Swiss Webster mice were injected intraperitoneally with similar volumes of normal saline, sonicated Trypanosoma musculi and saline, sonicated trypanosomes and Freund's Complete Adjuvant (FCA) and FCA. When the mice became immune and thus responded negatively to a T. musculi challenge, sera were collected and administered to four other groups of mice to establish passive immunity in these animals.

An established dose of innoculum of Trichinella spiralis larvae (8.1 larvae/gram of body weight) was given to all the mice by gastric gavage. These mice were killed 26 days later and the musculature digested with artificial gastric juice …


The Effect Of Rutin On Swine Serum Cholesterol And Lipoproteins, Jimmy R. Salyer May 1979

The Effect Of Rutin On Swine Serum Cholesterol And Lipoproteins, Jimmy R. Salyer

Morehead State Theses and Dissertations

A thesis presented to the faculty of the School of Sciences and Mathematics at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science in Biology by Jimmy R. Salyer on May 8, 1979.


The Effect Of Quercetin-3-B-Rutinoside On Blood Coagulation And The Development Of Atherosclerotic Lesions In Swines, Milford C. Jarrells May 1979

The Effect Of Quercetin-3-B-Rutinoside On Blood Coagulation And The Development Of Atherosclerotic Lesions In Swines, Milford C. Jarrells

Morehead State Theses and Dissertations

A thesis presented to the faculty of the School of Sciences and Mathematics at Morehead State University in partial fulfillment of the requirements for the Degree on Master of Science in Biology by Milford C. Jarrells on May 8, 1979.


The Effects Of Prenatal Injections Of Adrenocorticotropin And Glucocorticoid On Glucose-6-Phosphate Dehydrogenase And Glycogen In Neonatal Rat Liver, Zindoga Tiz J. Bungu Mar 1979

The Effects Of Prenatal Injections Of Adrenocorticotropin And Glucocorticoid On Glucose-6-Phosphate Dehydrogenase And Glycogen In Neonatal Rat Liver, Zindoga Tiz J. Bungu

Morehead State Theses and Dissertations

A thesis presented to the faculty of the School of Sciences and Mathematics at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Science in Biology by Zindoga Tiz J. Bungu on March 1, 1979.


The Effect Of Septal Lesions And Postoperative Time Delay On A Shuttle Sidman Avoidance Task, Martin David Tier Jun 1977

The Effect Of Septal Lesions And Postoperative Time Delay On A Shuttle Sidman Avoidance Task, Martin David Tier

Morehead State Theses and Dissertations

A thesis presented to the faculty of the School of Education at Morehead State University in partial fulfillment of the requirements for the Degree of Master of Arts by Martin David Tier on June 9, 1977.


Effects Of Hypothyroidism In Mice Infected With Schistosoma Japonicum Katsurada, 1904, Venus Ee-Siriporn Jun 1973

Effects Of Hypothyroidism In Mice Infected With Schistosoma Japonicum Katsurada, 1904, Venus Ee-Siriporn

Loma Linda University Electronic Theses, Dissertations & Projects

Section I:

In order to determine the effects of propylthiouracil-induced hypothyroidism on the Formosan strain of Schistosoma japonicum in mice, one group of mice (NON-PTU) was maintained on Purina Lab Chow meal only; the other group of mice (PTU) was fed a goiterogenic diet of 0.2% propylthiouracil in Purina Lab Chow meal. The mice in both groups were percutaneously exposed to 60 to 72 cercariae. The mice were perfused for schistosomes after an infection period of two months. It was found that the number of worms recovered was not significantly different between the two groups of mice. PTU mice weighed …


Concurrent Infections Of Schistosoma Mansoni And Trypanosoma Equiperdum In Mice, Venus Ee-Siriporn Jun 1968

Concurrent Infections Of Schistosoma Mansoni And Trypanosoma Equiperdum In Mice, Venus Ee-Siriporn

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this investigation was to determine factors which may influence the survival time of mice infected with Trypanosoma equiperdum and the effects of T. equiperdum on mice infected with Schistosoma mansoni.

In order to maintain experimentally obtained standard hours of survival (88 hrs) in mice inoculated intraperitoneally with 150,000 T. equiperdum, it was found that trypanosomes removed from the donor rat should be kept at 25 C and all counts, dilutions of the organisms, and injection should be completed within 1 hour after removal from the donor host. Survival time of mice is increased as the …


Periosteal Circulation And Its Contribution To The Nutrition Of Compact Bone, Jean Elaine Tassell Aug 1967

Periosteal Circulation And Its Contribution To The Nutrition Of Compact Bone, Jean Elaine Tassell

Loma Linda University Electronic Theses, Dissertations & Projects

[Abstract Not Included]


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 …


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 …