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3,156 full-text articles. Page 75 of 95.

New Host Records For Mesocestoides Sp. Tetrathyridia (Cestoidea: Cyclophyllidea) In Anurans (Bufonidae, Ranidae) From Arkansas, With A Summary Of North American Amphibian Hosts, C. T. McAllister, M. B. Connior, S. E. Trauth 2014 Eastern Oklahoma State College

New Host Records For Mesocestoides Sp. Tetrathyridia (Cestoidea: Cyclophyllidea) In Anurans (Bufonidae, Ranidae) From Arkansas, With A Summary Of North American Amphibian Hosts, C. T. Mcallister, M. B. Connior, S. E. Trauth

Journal of the Arkansas Academy of Science

No abstract provided.


New Host And Distribution Records Of The Leech Placobdella Multilineata Moore, 1953 (Hirudinida: Glossiphoniidae), W. E. Moser, D. J. Richardson, C. T. McAllister, J. T. Briggler, C. I. Hammond, S. E. Trauth 2014 National Museum of Natural History

New Host And Distribution Records Of The Leech Placobdella Multilineata Moore, 1953 (Hirudinida: Glossiphoniidae), W. E. Moser, D. J. Richardson, C. T. Mcallister, J. T. Briggler, C. I. Hammond, S. E. Trauth

Journal of the Arkansas Academy of Science

No abstract provided.


Distribution, Habitat Preference, And Status Of The Ditch Fencing Crayfish, Faxonella Clypeata (Hay) (Decapoda: Cambaridae), In Arkansas, H. W. Robison, C. T. McAllister 2014 Eastern Oklahoma State College

Distribution, Habitat Preference, And Status Of The Ditch Fencing Crayfish, Faxonella Clypeata (Hay) (Decapoda: Cambaridae), In Arkansas, H. W. Robison, C. T. Mcallister

Journal of the Arkansas Academy of Science

The ditch fencing crayfish, Faxonella clypeata (Hay), is a common and widespread crayfish that inhabits roadside ditches, intermittent first-order streams, shallow sloughs with heavy vegetation, and edges of swamps in Arkansas. Between 1997-2012, we made 55 collections of F. clypeata in 34 counties throughout eastern Arkansas, including 23 counties where F. clypeata had not been previously documented. At most of these locations within the West Gulf Coastal and Mississippi Alluvial Plain provinces, F. clypeata was found to be a locally abundant crayfish. With regard to conservation status, F. clypeata should be considered as “Currently Stable” due to its widespread distribution …


First Record Of Ribbon Worms (Nemertea: Tetrastemmatidae: Prostoma) From Arkansas, P. G. Davison, H. W. Robison, C. T. McAllister 2014 University of North Alabama

First Record Of Ribbon Worms (Nemertea: Tetrastemmatidae: Prostoma) From Arkansas, P. G. Davison, H. W. Robison, C. T. Mcallister

Journal of the Arkansas Academy of Science

No abstract provided.


New Records And Notes On The Ecology Of The Northern Long-Eared Bat (Myotis Septentrionalis) In Arkansas, D. Blake Sasse, M. L. Caviness, M. J. Harvey, J. L. Jackson, P. N. Jordan, T. L. Klotz, P. R. Moore, R. W. Perry, R. K. Redman, T. S. Risch, D. A. Saugey, J. D. Wilhide 2014 Arkansas Game and Fish Commission

New Records And Notes On The Ecology Of The Northern Long-Eared Bat (Myotis Septentrionalis) In Arkansas, D. Blake Sasse, M. L. Caviness, M. J. Harvey, J. L. Jackson, P. N. Jordan, T. L. Klotz, P. R. Moore, R. W. Perry, R. K. Redman, T. S. Risch, D. A. Saugey, J. D. Wilhide

Journal of the Arkansas Academy of Science

No abstract provided.


Sorting Sheep And Goats In Medieval Iceland And Greenland Local Subsistence, Climate Change, Or World System Impacts?, Thomas McGovern, Ramona Harrison, Konrad Smiarowski 2014 CUNY Hunter College

Sorting Sheep And Goats In Medieval Iceland And Greenland Local Subsistence, Climate Change, Or World System Impacts?, Thomas Mcgovern, Ramona Harrison, Konrad Smiarowski

Publications and Research

Large archaeofaunal collections recovered from Viking Age and Medieval sites in Iceland and Greenland during intensive collaborative fieldwork over the past decade have demonstrated a diverging pattern in sheep and goat (caprine) management after ca. 1200 CE in the two Norse communities. Since Landnám (first settlement), flocks in both places contained a mixture of sheep and goats and survivorship profiles suggest a very mixed milk-meat-wool production strategy. By the late 13th century Icelandic herds were nearly all sheep, and zooarchaeological evidence suggests an increasing focus on wool production. Greenlandic archaeofauna indicate that farmers maintained the old Viking Age pattern …


Compost Bedded Pack Barns For Dairy Cattle: Bedding Performance And Mastitis As Compared To Sand Freestalls, Elizabeth A. Eckelkamp 2014 University of Kentucky

Compost Bedded Pack Barns For Dairy Cattle: Bedding Performance And Mastitis As Compared To Sand Freestalls, Elizabeth A. Eckelkamp

Theses and Dissertations--Animal and Food Sciences

Lameness and mastitis are the two most costly diseases in the dairy industry. Reduction of these diseases through housing and management is beneficial. Compost bedded pack (CBP) and sand freestall barns were compared in a long-term, on-farm study to assess the effect of housing on each disease. Another research objective was to evaluate the effects of ambient weather conditions on moisture and 20 cm internal temperature of CBP. Compost bedded pack moisture, C:N ratio, and internal temperature effects on cleanliness, mastitis, and bedding bacterial counts were also considered. The last research objective was to evaluate the economics of bedding material …


Long-Term Impacts Of Adolescent Risperidone Treatment On Behavioral Responsiveness To Olanzapine And Clozapine In Adulthood, Jing Qiao, Qinglin Zhang, Ming Li 2014 Southwest University, Chongqing, PR China

Long-Term Impacts Of Adolescent Risperidone Treatment On Behavioral Responsiveness To Olanzapine And Clozapine In Adulthood, Jing Qiao, Qinglin Zhang, Ming Li

Department of Psychology: Faculty Publications

This preclinical study investigated howa short-termrisperidone treatment in adolescence impacts antipsychotic response to olanzapine and clozapine in adulthood. Antipsychotic effect was indexed by a drug's suppressive effect on avoidance responding in a rat conditioned avoidance response (CAR) model. Male adolescent Sprague–Dawley rats were first treated with risperidone (1.0mg/kg, sc) or sterile water and tested in the CAR model for 5 consecutive days from postnatal days P 40 to 44. After they became adults (~P 80–84), they were switched to olanzapine (0.5mg/kg, sc), clozapine (5.0mg/kg, sc) or vehicle treatment and tested for avoidance for 5 days. During the adolescent period, repeated …


Modulation Of Variation By Response-Reward Spatial Proximity, Kenneth J. Leising, Chad M. Ruprecht, W. David Stahlman 2014 University of Mary Washington

Modulation Of Variation By Response-Reward Spatial Proximity, Kenneth J. Leising, Chad M. Ruprecht, W. David Stahlman

Psychological Science Articles

There has been a recent surge in the experimental investigation of the control of behavioral variability. Currently, it is understood that variability in behavior is predictably modulated by reinforcement parameters (e.g., a probability of reward delivery and reward magnitude). In two experiments, we investigated how spatial proximity between response and reward locations impacts the production of behavioral variability in both response rate and lever press duration. Rats were trained to lever press on two levers in a standard operant chamber that only differed from one another in their proximity to a food niche (i.e., Near vs. Far); a second experimental …


Ecology Of The Squirrel Treefrog (Hyla Squirella) In Southern Arkansas, M. B. Connior, T. Fulmer, C. T. McAllister, S. E. Trauth, C. R. Bursey 2014 South Arkansas Community College

Ecology Of The Squirrel Treefrog (Hyla Squirella) In Southern Arkansas, M. B. Connior, T. Fulmer, C. T. Mcallister, S. E. Trauth, C. R. Bursey

Journal of the Arkansas Academy of Science

We conducted an ecological study of the Squirrel Treefrog, Hyla squirella near El Dorado, Union Co., Arkansas from May-Oct. 2013. We extended the known distribution by ~2 km and documented the first breeding occurring on 28 May and the first transformation of juveniles on 27 Aug. Three endoparasites were documented: Opalina sp., Nyctotherus cordiformis, and Physaloptera sp. larvae. We also provide information on endoparasites of Florida H. squirella as well as a summary of helminths of this frog.


Growth And Reproduction In The Ouachita Madtom (Noturus Lachneri) At The Periphery Of Its Distribution, R. Tumilson, J. O. Hardage 2014 Henderson State University

Growth And Reproduction In The Ouachita Madtom (Noturus Lachneri) At The Periphery Of Its Distribution, R. Tumilson, J. O. Hardage

Journal of the Arkansas Academy of Science

The Ouachita madtom (Noturus lachneri) occurs primarily in drainages of the upper Saline River and in a few small tributaries to the Ouachita River in Arkansas, USA. We collected specimens by hand and by use of aquarium dipnets on 29 occasions from 20 October 1999 through 25 July 2000 in Cooper Creek, presently a feeder creek into Lake Catherine on the Ouachita River. Total length was measured, reproductive attributes were noted, and individuals were released at the capture site (with exception of 3 gravid females retained to assess fecundity). We recognized 2 age (size) classes during most of the year …


New Records Of Ectoparasites And Other Epifauna From Scalopus Aquaticus And Blarina Carolinensis In Arkansas, M. B. Connior, L. A. Durden, C. T. McAllister 2014 South Arkansas Community College

New Records Of Ectoparasites And Other Epifauna From Scalopus Aquaticus And Blarina Carolinensis In Arkansas, M. B. Connior, L. A. Durden, C. T. Mcallister

Journal of the Arkansas Academy of Science

No abstract provided.


Natural History Notes And Records Of Vertebrates From Arkansas, M. B. Connior, R. Tumlison, H. W. Robison, C. T. McAllister, D. A. Neely 2014 South Arkansas Community College

Natural History Notes And Records Of Vertebrates From Arkansas, M. B. Connior, R. Tumlison, H. W. Robison, C. T. Mcallister, D. A. Neely

Journal of the Arkansas Academy of Science

No abstract provided.


Toad (Anura: Bufonidae) Limb Abnormalities From An Aquatic Site In Scott, Pulaski County, Arkansas, C. S. Thigpen, D. Beard, S. E. Trauth 2014 Arkansas State University

Toad (Anura: Bufonidae) Limb Abnormalities From An Aquatic Site In Scott, Pulaski County, Arkansas, C. S. Thigpen, D. Beard, S. E. Trauth

Journal of the Arkansas Academy of Science

We collected and examined 16 Fowler’s toads, Anaxyrus fowleri, and one dwarf American toad, Anaxyrus americanus charlesmithi, in central Arkansas in 2011. Collection was initiated by observation of abnormal toads. Toads were euthanized, measured, photographed, and deposited in the Arkansas State University herpetological collection. Several toads were radiographed. We found various abnormalities in both forelimbs and hindlimbs and on both sides of the body. The causes of the abnormalities remain unknown and will require further studies to determine if the environment is imperiled.


Fecundity Of Arkansas Tarantulas Aphonopelma Hentzi (Girard), A. K. Jones, D. H. Jamieson, T. L. Jamieson 2014 Northwest Arkansas Community College

Fecundity Of Arkansas Tarantulas Aphonopelma Hentzi (Girard), A. K. Jones, D. H. Jamieson, T. L. Jamieson

Journal of the Arkansas Academy of Science

No abstract provided.


Haemogregarina Sp. (Apicomplexa: Haemogregarinidae), Telorchis Attenuata (Digenea: Telorchiidae) And Neoechinorhynchus Emydis (Acanthocephala: Neoechinorhynchidae) From Map Turtles (Graptemys Spp.), In Northcentral Arkansas, C. T. McAllister, C. R. Bursey, H. W. Robison, M. B. Connior, M. A. Barger 2014 Eastern Oklahoma State College

Haemogregarina Sp. (Apicomplexa: Haemogregarinidae), Telorchis Attenuata (Digenea: Telorchiidae) And Neoechinorhynchus Emydis (Acanthocephala: Neoechinorhynchidae) From Map Turtles (Graptemys Spp.), In Northcentral Arkansas, C. T. Mcallister, C. R. Bursey, H. W. Robison, M. B. Connior, M. A. Barger

Journal of the Arkansas Academy of Science

No abstract provided.


New Host And Geographic Distribution Records For The Fish Leech Myzobdella Reducta (Meyer, 1940) (Hirudinida: Piscicolidae), D. J. Richardson, W. E. Moser, C. T. McAllister, R. Tumlison, J. W. Allen Jr., M. A. Barger, H. W. Robison, D. A. Neely, G. Watkins-Colwell 2014 Quinnipiac University

New Host And Geographic Distribution Records For The Fish Leech Myzobdella Reducta (Meyer, 1940) (Hirudinida: Piscicolidae), D. J. Richardson, W. E. Moser, C. T. Mcallister, R. Tumlison, J. W. Allen Jr., M. A. Barger, H. W. Robison, D. A. Neely, G. Watkins-Colwell

Journal of the Arkansas Academy of Science

No abstract provided.


Size And Age Records For An Arkansas Specimen Of The American Bullfrog, Lithobates Catesbeianus (Anura: Ranidae), S. E. Trauth, T. A. Welch 2014 Arkansas State University

Size And Age Records For An Arkansas Specimen Of The American Bullfrog, Lithobates Catesbeianus (Anura: Ranidae), S. E. Trauth, T. A. Welch

Journal of the Arkansas Academy of Science

No abstract provided.


A Qualitative Assessment Of Virginia Beach Dog Park Users, Edwin Gómez, John Hunting 2014 Old Dominion University

A Qualitative Assessment Of Virginia Beach Dog Park Users, Edwin Gómez, John Hunting

Human Movement Studies & Special Education Faculty Publications

The purpose of this paper is to look at a Virginia Beach, Virginia (VA) dog park as a case study exploring the benefits and perceptions of dog parks by its users. The qualitative methodology follows an earlier dog park study by Gómez (2013) in Norfolk, VA. Our findings indicated three major themes: (a) dog exercise, (b) socialization for dogs (and humans), and (c) safe off-leash place. Findings from Virginia Beach are compared to earlier findings in Norfolk.


Characterization Of The Discriminative Stimulus Properties Of The Atypical Antipsychotic Amisulpride In C57bl/6 Mice, Timothy J. Donahue 2014 [email protected]

Characterization Of The Discriminative Stimulus Properties Of The Atypical Antipsychotic Amisulpride In C57bl/6 Mice, Timothy J. Donahue

Theses and Dissertations

Amisulpride, a benzamide derivative, is an atypical antipsychotic drug used to treat both schizophrenia and depression. Amisulpride is a selective antagonist at dopamine D2 and D3 receptors and at serotonin 5-HT2B and 5-HT7 receptors and displays an atypical clinical profile with reduced extrapyramidal motor effects. The drug has a chiral center and is a mixture of two optical isomers: (S)-amisulpride and (R)-amisulpride. The present study used a two-lever drug discrimination assay to allow a direct comparison between amisulpride and its two isomers. Additionally, substitution testing was conducted with the typical antipsychotics, atypical antipsychotics, antidepressants, …


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