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Veterinary Medicine

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Factors And Costs Associated With Removal Of A Newly Established Population Of Invasive Wild Pigs In Northern U.S., Justin W. Fischer, Nathan P. Snow, Bradley E. Wilson, Scott F. Beckerman, Christopher N. Jacques, Eric H. Vannatta, Shannon L. Kay, Kurt C. Vercauteren Jan 2020

Factors And Costs Associated With Removal Of A Newly Established Population Of Invasive Wild Pigs In Northern U.S., Justin W. Fischer, Nathan P. Snow, Bradley E. Wilson, Scott F. Beckerman, Christopher N. Jacques, Eric H. Vannatta, Shannon L. Kay, Kurt C. Vercauteren

United States Department of Agriculture Wildlife Services: Staff Publications

The human-mediated spread of exotic and invasive species often leads to unintentional and harmful consequences. Invasive wild pigs (Sus scrofa) are one such species that have been repeatedly translocated throughout the United States and cause extensive damage to natural ecosystems, threatened and endangered species, agricultural resources, and private lands. In 2005, a newly established population of wild pigs was confirmed in Fulton County, Illinois, U.S. In 2011, a state-wide wild pig damage management program involving federal, state, and local government authorities directed a concerted effort to remove wild pigs from the county until the last wild pig (of 376 total) …


Effects Of Brodifacoum And Diphacinone Exposure On Four Species Of Reptiles: Tissue Residue Levels And Survivorship, Richard E. Mauldin, Gary W. Witmer, S. A. Shriner, Rachael S. Moulton, Katherine E. Horak Jan 2020

Effects Of Brodifacoum And Diphacinone Exposure On Four Species Of Reptiles: Tissue Residue Levels And Survivorship, Richard E. Mauldin, Gary W. Witmer, S. A. Shriner, Rachael S. Moulton, Katherine E. Horak

United States Department of Agriculture Wildlife Services: Staff Publications

BACKGROUND: Anticoagulant rodenticides are used worldwide to control pest rodent species. However, the risks posed to nontarget reptiles have not been well characterized. In this study, 46 giant ameivas (Ameiva ameiva), 39 boa constrictors (Boa constrictor), 33 wood turtles (Rhinoclemmys pulcherrima), and 47 green iguanas (Iguana iguana) were orally dosed with one of two levels of either diphacinone or brodifacoum anticoagulant in propylene glycol solutions. Dosages were derived using daily food intake (DFI) equations, converting DFI to an equivalent anticoagulant bait amount and gavaging the solution volume needed to deliver the quantity of anticoagulant in that amount of bait. Animals …


Multi-Isotopic (Δ2h, Δ13c, Δ15n) Tracing Of Molt Origin For European Starlings Associated With U.S. Dairies And Feedlots, Scott Werner, J. W. Fischer, Keith A. Hobson Jan 2020

Multi-Isotopic (Δ2h, Δ13c, Δ15n) Tracing Of Molt Origin For European Starlings Associated With U.S. Dairies And Feedlots, Scott Werner, J. W. Fischer, Keith A. Hobson

United States Department of Agriculture Wildlife Services: Staff Publications

Introduced bird species can become invasive in agroecosystems and their management is inhibited if their origin and movements are not well understood. Stable isotope measurements of feathers can be used to infer molt origins and interstate movements in North America. We analyzed stable-hydrogen (δ2H), carbon (δ13C) and nitrogen (δ 15N) isotope ratios in feathers to better understand the molt origin of European starlings (Sturnus vulgaris) collected at dairies and feedlots throughout the United States. Primary feathers were used from 596 adult and 90 juvenile starlings collected during winter at dairies …


Conspecific Chemical Cues Facilitate Mate Trailing By Invasive Argentine Black And White Tegus, Shannon A. Richard, Isabella M. G. Bukovich, E. A. Tillman, Sanjiv Jayamohan, J. S. Humphrey, Paige E. Carrington, William E. Bruce, Bryan M. Kluever, Michael L. Avery, M. Rockwell Parker Jan 2020

Conspecific Chemical Cues Facilitate Mate Trailing By Invasive Argentine Black And White Tegus, Shannon A. Richard, Isabella M. G. Bukovich, E. A. Tillman, Sanjiv Jayamohan, J. S. Humphrey, Paige E. Carrington, William E. Bruce, Bryan M. Kluever, Michael L. Avery, M. Rockwell Parker

United States Department of Agriculture Wildlife Services: Staff Publications

Squamate reptiles (snakes and lizards) rely on chemical cues from conspecifics to search the environment for potential mates. How such cues are used by invasive species to facilitate reproduction, especially seasonally, is a key question that can inform management practices. The Argentine black and white tegu (Salvator merianae) is an invasive reptile species in south Florida threatening native fauna in biodiverse regions such as Everglades National Park. While some information exists on the reproductive ecology of this species in its native range in South America, the chemical ecology of S. merianae is unclear especially in its invasive range. By testing …


Optimal Spatial Prioritization Of Control Resources For Elimination Of Invasive Species Under Demographic Uncertainty, Kim M. Pepin, Timothy J. Smyser, Amy J. Davis, Ryan S. Miller, Sophie Mckee, Kurt C. Vercauteren, William Kendall, Chris Slootmaker Jan 2020

Optimal Spatial Prioritization Of Control Resources For Elimination Of Invasive Species Under Demographic Uncertainty, Kim M. Pepin, Timothy J. Smyser, Amy J. Davis, Ryan S. Miller, Sophie Mckee, Kurt C. Vercauteren, William Kendall, Chris Slootmaker

United States Department of Agriculture Wildlife Services: Staff Publications

Populations of invasive species often spread heterogeneously across a landscape, consisting of local populations that cluster in space but are connected by dispersal. A fundamental dilemma for invasive species control is how to optimally allocate limited fiscal resources across local populations. Theoretical work based on perfect knowledge of demographic connectivity suggests that targeting local populations from which migrants originate (sources) can be optimal. However, demographic processes such as abundance and dispersal can be highly uncertain, and the relationship between local population density and damage costs (damage function) is rarely known. We used a metapopulation model to understand how budget and …


A Comparison Of Cost And Quality Of Three Methods For Estimating Density For Wild Pig (Sus Scrofa), Amy J. Davis, David A. Keiter, Elizabeth M. Kierepka, C. Slootmaker, Antoinette J. Piaggio, James C. Beasley, K. M. Pepin Jan 2020

A Comparison Of Cost And Quality Of Three Methods For Estimating Density For Wild Pig (Sus Scrofa), Amy J. Davis, David A. Keiter, Elizabeth M. Kierepka, C. Slootmaker, Antoinette J. Piaggio, James C. Beasley, K. M. Pepin

United States Department of Agriculture Wildlife Services: Staff Publications

A critical element in effective wildlife management is monitoring the status of wildlife populations; however, resources to monitor wildlife populations are typically limited. We compared cost effectiveness of three common population estimation methods (i.e. non-invasive DNA sampling, camera sampling, and sampling from trapping) by applying them to wild pigs (Sus scrofa) across three habitats in South Carolina, U.S.A where they are invasive. We used mark-recapture analyses for fecal DNA sampling data, spatially-explicit capture-recapture analyses for camera sampling data, and a removal analysis for removal sampling from trap data. Density estimates were similar across methods. Camera sampling was the least expensive, …


Technical Limitations Associated With Molecular Barcoding Of Arthropod Bloodmeals Taken From North American Deer Species, Erin M. Borland, Daniel A. Hartman, Matthew W. Hopken, Antoinette J. Piaggio, Rebekah C. Kading Jan 2020

Technical Limitations Associated With Molecular Barcoding Of Arthropod Bloodmeals Taken From North American Deer Species, Erin M. Borland, Daniel A. Hartman, Matthew W. Hopken, Antoinette J. Piaggio, Rebekah C. Kading

United States Department of Agriculture Wildlife Services: Staff Publications

Accurate species-level identification of the source of arthropod bloodmeals is important for deciphering blood feeding patterns of field-collected specimens. Cytochrome c oxidase I (COI) mitochondrial gene sequencing has been used for this purpose; however, species resolution can be difficult to obtain from certain vertebrate genera, including Odocoileus. Sanger sequencing of mitochondrial genes was employed to identify the bloodmeal source of wild-caught mosquitoes trapped in Greeley, Colorado. Initial sequencing of the COI gene of mitochondrial DNA in bloodmeals was inadequate for species-level resolution of bloodmeals from deer in the genus Odocoileus, with current databases returning low fidelity matches to …


Additive And Non-Additive Responses Of Seedlings To Simulated Herbivory And Drought, Kasey Barton, Aaron B. Shiels Jan 2020

Additive And Non-Additive Responses Of Seedlings To Simulated Herbivory And Drought, Kasey Barton, Aaron B. Shiels

United States Department of Agriculture Wildlife Services: Staff Publications

Drought is a global threat, increasing in severity and frequency throughout tropical ecosystems. Although plants often face drought in conjunction with biotic stressors, such as herbivory or disease, experimental studies infrequently test the simultaneous effects of drought and biotic stress. Because multiple simultaneous stressors may have non-additive and complex effects on plant performance, it is difficult to predict plant responses to multiple threats from research examining one stress at a time. Using an experimental approach in the greenhouse, we investigated potential non-additivity in seedling growth and survival to simulated drought and herbivory across a phylogenetically diverse pool of ten Hawaiian …


The Changing Triad Of Plague In Uganda: Invasive Black Rats (Rattus Rattus), Indigenous Small Mammals, And Their Fleas, Russell E. Enscore, Nackson Babi, Gerald Amatre, Linda Atiku, Rebecca J. Eisen, Kim M. Pepin, Rommelle Vera-Tudela, Christopher Sexton, Kenneth L. Gage Jan 2020

The Changing Triad Of Plague In Uganda: Invasive Black Rats (Rattus Rattus), Indigenous Small Mammals, And Their Fleas, Russell E. Enscore, Nackson Babi, Gerald Amatre, Linda Atiku, Rebecca J. Eisen, Kim M. Pepin, Rommelle Vera-Tudela, Christopher Sexton, Kenneth L. Gage

United States Department of Agriculture Wildlife Services: Staff Publications

Rattus rattus was first reported from the West Nile Region of Uganda in 1961, an event that preceded the appearance of the first documented human plague outbreak in 1970. We investigated how invasive R. rattus and native small mammal populations, as well as their fleas, have changed in recent decades. Over an 18-month period, a total of 2,959 small mammals were captured, sampled, and examined for fleas, resulting in the identification of 20 small mammal taxa that were hosts to 5,109 fleas (nine species). Over three-fourths (75.8%) of captured mammals belonged to four taxa: R. rattus, which predominated inside huts, …


Rnai: Applications In Vertebrate Pest Management, Katherine Horak Jan 2020

Rnai: Applications In Vertebrate Pest Management, Katherine Horak

United States Department of Agriculture Wildlife Services: Staff Publications

Sequence-directed inhibition of protein synthesis by RNAi has potential as a means to control pest wildlife. Species specific by design, RNAi reduces impacts on nontarget species and the environment. Additional research advancing the field of RNAi-based management of vertebrate pest wildlife is timely.

Despite the potential diverse applications of RNAi technology in vertebrates (fertility control, invasive species eradication, and pest species control to protect human health and agriculture), little progress has been made in applying RNAi to these classes of animals. A single proof-of-concept study using RNAi to control sea lampreys combined with recent advances in RNAi delivery have opened …


Avian Influenza A Virus Associations In Wild, Terrestrial Mammals: A Review Of Potential Synanthropic Vectors To Poultry Facilities, J. Jeffrey Root, Susan A. Shriner Jan 2020

Avian Influenza A Virus Associations In Wild, Terrestrial Mammals: A Review Of Potential Synanthropic Vectors To Poultry Facilities, J. Jeffrey Root, Susan A. Shriner

United States Department of Agriculture Wildlife Services: Staff Publications

The potential role of wild mammals in the epidemiology of influenza A viruses (IAVs) at the farm-side level has gained increasing consideration over the past two decades. In some instances, select mammals may be more likely to visit riparian areas (both close and distant to farms) as well as poultry farms, as compared to traditional reservoir hosts, such as waterfowl. Of significance, many mammalian species can successfully replicate and shed multiple avian IAVs to high titers without prior virus adaptation and often can shed virus in greater quantities than synanthropic avian species. Within this review, we summarize and discuss the …


Improving The Accessibility And Transferability Of Machine Learning Algorithms For Identification Of Animals In Camera Trap Images: Mlwic2, Michael A. Tabak, Mohammad S. Norouzzadeh, David W. Wolfson, Erica J. Newton, Raoul K. Boughton, Jacob S. Ivan, Eric Odell, Eric S. Newkirk, Reesa Y. Conrey, Jennifer Stenglein, Fabiola Iannarilli, John Erb, Ryan K. Brook, Amy J. Davis, Jesse Lewis, Daniel P. Walsh, James C. Beasley, Kurt C. Vercauteren, Jeff Clune, Ryan S. Miller Jan 2020

Improving The Accessibility And Transferability Of Machine Learning Algorithms For Identification Of Animals In Camera Trap Images: Mlwic2, Michael A. Tabak, Mohammad S. Norouzzadeh, David W. Wolfson, Erica J. Newton, Raoul K. Boughton, Jacob S. Ivan, Eric Odell, Eric S. Newkirk, Reesa Y. Conrey, Jennifer Stenglein, Fabiola Iannarilli, John Erb, Ryan K. Brook, Amy J. Davis, Jesse Lewis, Daniel P. Walsh, James C. Beasley, Kurt C. Vercauteren, Jeff Clune, Ryan S. Miller

United States Department of Agriculture Wildlife Services: Staff Publications

Motion-activated wildlife cameras (or “camera traps”) are frequently used to remotely and noninvasively observe animals. The vast number of images collected from camera trap projects has prompted some biologists to employ machine learning algorithms to automatically recognize species in these images, or at least filter-out images that do not contain animals. These approaches are often limited by model transferability, as a model trained to recognize species from one location might not work as well for the same species in different locations. Furthermore, these methods often require advanced computational skills, making them inaccessible to many biologists. We used 3 million camera …


Tissue Tropisms Of Avian Influenza A Viruses Affect Their Spillovers From Wild Birds To Pigs, Xiaojian Zhang, Fred L. Cunningham, Lei Li, Katie Hanson-Dorr, Liyuan Liu, Kaitlyn Waters, Minhui Guan, Alicia K. Olivier, Brandon S. Schmit, Jacqueline M. Nolting, Andrew S. Bowman, Mia Kim Torchetti, Thomas J. Deliberto, Xiu-Feng Wan Jan 2020

Tissue Tropisms Of Avian Influenza A Viruses Affect Their Spillovers From Wild Birds To Pigs, Xiaojian Zhang, Fred L. Cunningham, Lei Li, Katie Hanson-Dorr, Liyuan Liu, Kaitlyn Waters, Minhui Guan, Alicia K. Olivier, Brandon S. Schmit, Jacqueline M. Nolting, Andrew S. Bowman, Mia Kim Torchetti, Thomas J. Deliberto, Xiu-Feng Wan

United States Department of Agriculture Wildlife Services: Staff Publications

Wild aquatic birds maintain a large, genetically diverse pool of influenza A viruses (IAVs), which can be transmitted to lower mammals and, ultimately, humans. Through phenotypic analyses of viral replication efficiency, only a small set of avian IAVs were found to replicate well in epithelial cells of the swine upper respiratory tract, and these viruses were shown to infect and cause virus shedding in pigs. Such a phenotypic trait of the viral replication efficiency appears to emerge randomly and is distributed among IAVs across multiple avian species and geographic and temporal orders. It is not determined by receptor binding preference …


Using Bioenergetics And Radar-Derived Bird Abundance To Assess The Impact Of A Blackbird Roost On Seasonal Sunflower Damage, Bonnie A. Clark, Page E. Klug, Phillip M. Stepanian, Jeffrey F. Kelly Jan 2020

Using Bioenergetics And Radar-Derived Bird Abundance To Assess The Impact Of A Blackbird Roost On Seasonal Sunflower Damage, Bonnie A. Clark, Page E. Klug, Phillip M. Stepanian, Jeffrey F. Kelly

United States Department of Agriculture Wildlife Services: Staff Publications

Methods aimed at reducing avian damage to agricultural crops are routinely implemented in situations where efficacy can be assessed by quantifying blackbird (Icteridae) abundance relative to environmental variables and extrapolating to ensuing crop damage. Concomitantly, Weather Surveillance Radar (WSR) data may have potential to enhance crop damage mitigation through improved monitoring of nuisance wildlife populations. We used WSR to derive daily abundance estimates of blackbirds at a fall roost in North Dakota, USA from 2012 to 2019. We integrated these estimates with previously developed bioenergeticseconomic models to estimate local sunflower (Helianthus annuus) damage. The greatest losses usually occurred during …


Historic And Contemporary Use Of Catfish Aquaculture By Piscivorous Birds In The Mississippi Delta, Paul C. Burr, Jimmy L. Avery, Garrett M. Street, Bronson K. Strickland, Brian S. Dorr Jan 2020

Historic And Contemporary Use Of Catfish Aquaculture By Piscivorous Birds In The Mississippi Delta, Paul C. Burr, Jimmy L. Avery, Garrett M. Street, Bronson K. Strickland, Brian S. Dorr

United States Department of Agriculture Wildlife Services: Staff Publications

Piscivorous birds are the primary source of catfish (Ictalurus spp.) depredation at aquaculture facilities in northwestern Mississippi. Of particular concern is the Double-crested Cormorant (Phalacrocorax auritus), which can cost aquaculture producers millions of dollars annually through the depredation of cultured fish. Historical research conducted in the early 2000s estimated cormorant use of aquaculture ponds in the region, but aquaculture area has decreased by more than 70% since those estimates were made. With less aquaculture available, we predicted cormorant densities on aquaculture would be greater today than historically. Applying a similar methodology as in historical studies, we used …


Invasive Species Control And Resolution Of Wildlife Damage Conflicts: A Framework For Chemical And Genetically Based Management Methods, Larry Clark, John Eisemann, John Godwin, Katherine Horak, Kevin Oh, Jeanette R. O'Hare, Antoinette J. Piaggio, Kim M. Pepin, Emily W. Ruell Jan 2020

Invasive Species Control And Resolution Of Wildlife Damage Conflicts: A Framework For Chemical And Genetically Based Management Methods, Larry Clark, John Eisemann, John Godwin, Katherine Horak, Kevin Oh, Jeanette R. O'Hare, Antoinette J. Piaggio, Kim M. Pepin, Emily W. Ruell

United States Department of Agriculture Wildlife Services: Staff Publications

Vertebrate wildlife damage management relates to developing and employing methods to mitigate against damage caused by wildlife in the areas of food production, property damage, and animal or human health and safety. Of the many management tools available, chemical methods (e.g., toxicants) draw the most attention owing to issues related to environmental burden, species specificity, and humaneness. Research and development focusing on RNA interference and gene drives may be able to address the technical aspects of performance goals. However, there remain many questions about regulation, environmental risk, and societal acceptance for these emerging biological technologies. Here we focus on the …


Repellent Surface Applications For Pest Birds, Shelagh T. Deliberto, James C. Carlson, Hailey E. Mclean, Caroline S. Olson, Scott J. Werner Jan 2020

Repellent Surface Applications For Pest Birds, Shelagh T. Deliberto, James C. Carlson, Hailey E. Mclean, Caroline S. Olson, Scott J. Werner

United States Department of Agriculture Wildlife Services: Staff Publications

Common pest birds in the United States include the non-native European starling (Sturnus vulgaris), house sparrow (Passer domesticus), and the pigeon (Columba livia domestica), as well as native birds including Canada geese (Branta canadensis) and gull species (Laridae). Large concentrations of pest birds can create human health hazards and monetary losses due to consumption of crops, depredation, and fecal contamination and accumulation. Fecal contamination hazards include the potential spread of zoonotic diseases including antimicrobial-resistant zoonoses and human injury due to the accumulation of fecal material on walking surfaces. Additionally, fecal accumulation causes …


Black Vulture Conflict And Management In The United States: Damage Trends, Management Overview, And Research Needs, Bryan M. Kluever, Morgan Pfeiffer, Scott C. Barras, Brett Dunlap, Lee A. Humberg Jan 2020

Black Vulture Conflict And Management In The United States: Damage Trends, Management Overview, And Research Needs, Bryan M. Kluever, Morgan Pfeiffer, Scott C. Barras, Brett Dunlap, Lee A. Humberg

United States Department of Agriculture Wildlife Services: Staff Publications

Contrary to rapid declines of many vulture (Accipitridae, Cathartidea) species worldwide, black vulture (Coragyps atratus) populations are increasing and expanding their range in North America. Vultures exhibit complex behaviors and can adapt to any human-dominated landscape or land use. These traits, combined with population growth and range expansion, have contributed to increased human–vulture conflicts. Our goal was to summarize the current status and trends in human–black vulture conflicts (hereafter human– vulture conflicts), review available management strategies, identify knowledge gaps, and provide recommendations to enhance management and understanding of this species and the associated conflicts. We found human–vulture conflicts …


Review Of Ospreys: The Revival Of A Global Raptor, By Alan F. Poole. 2019., Lisa Fields, Brian E. Washburn Jan 2020

Review Of Ospreys: The Revival Of A Global Raptor, By Alan F. Poole. 2019., Lisa Fields, Brian E. Washburn

United States Department of Agriculture Wildlife Services: Staff Publications

For the past three decades, Alan Poole’s (1989) Ospreys: A Natural and Unnatural History has provided a solid foundation for those seeking a primer on the basic biology and ecology of Ospreys (Pandion haliaetus). Poole’s summary of knowledge about Ospreys was written at a time when these amazing birds were recovering from their DDTinduced population crash, but this important book has long been out of print. In the intervening decades, much has been learned regarding Ospreys. In his new book, Ospreys: The Revival of a Global Raptor, Poole guides the reader through a tour of Ospreys’ worldwide distribution and population …


Population Increases Of Large Birds In North America Pose Challenges For Aviation Safety, Richard A. Dolbeer Jan 2020

Population Increases Of Large Birds In North America Pose Challenges For Aviation Safety, Richard A. Dolbeer

United States Department of Agriculture Wildlife Services: Staff Publications

There is a strong correlation between bird mass and the likelihood of aircraft damage during a bird–aircraft collision. Thus, the U.S. Federal Aviation Administration (FAA) has established airworthiness standards related to bird mass for engines, airframes, and windshields. Most standards use large (1.8 kg) and medium (1.1 kg) birds as benchmarks (the empennage and certain large turbofan engines use a 3.6-kg bird). There are 20 large (≥1.8 kg) and 16 medium (1.1–1.7 kg) bird species in North America with ≥20 strikes reported for civil aircraft (FAA National Wildlife Strike Database), 1990 to 2018. I analyzed the population changes of these …


Clinical Diagnosis, Ultrastructural Study And Antigenic Characterization Of Platynosomum Fastosum In Cats, Babi Kyi Soe Jan 2020

Clinical Diagnosis, Ultrastructural Study And Antigenic Characterization Of Platynosomum Fastosum In Cats, Babi Kyi Soe

Chulalongkorn University Theses and Dissertations (Chula ETD)

Platynosomum fastosum is a cat liver fluke causing hepatobiliary diseases in cats. To evaluate the criterior to support the suspicion index for early disease detection during subclinical infection, the biochemical parameters composed of liver, pancreatic enzymes, tumor markers were evaluated in 14 P. fastosum naturally-infected cats. As a result, alanine transaminase (ALT) and gamma glutamyl transferase (GGT) were found elevated in 57.8% (8/14) of infected cats. For the diagnostic imaging, bile sediments were present in 85.7% (12/14) of infected cats in their gallbladders. Since the number of bile-derived P. fastosum eggs were significantly higher than that from fecal samples (p=0.001), …


Antimicrobial Resistance In Salmonella Enterica Isolated From Dogs And Cats In Northern And Northeastern Thailand, Thanich Chantharothaiphaichit Jan 2020

Antimicrobial Resistance In Salmonella Enterica Isolated From Dogs And Cats In Northern And Northeastern Thailand, Thanich Chantharothaiphaichit

Chulalongkorn University Theses and Dissertations (Chula ETD)

Antimicrobial resistance (AMR) is One Health issue involved in humans, animals and environment and a unified One Health approach is required to contain this problematic issue. However, data on AMR in companion animals is limited. Dogs and cats are popular pet animals and are known to carry many bacterial pathogens that are of public health importance, including Salmonella. This study aimed to identify serovars of Salmonella and phenotypically and genetically characterize AMR in Salmonella isolated from dogs and cats in Northern and Northeastern Thailand. A total of 178 S. enterica isolates from dogs (n= 159) and cats (n= 19) collected …


Serum Chemistry Values In Wild Black Vultures In Mississippi, Usa, Fred L. Cunningham, Sherman W. Jack, Amanda R. Deese, Eric R. Wengert, Kyle Van Why, Carla L. Huston, Scott Lemmons, Richard B. Minnis Jan 2020

Serum Chemistry Values In Wild Black Vultures In Mississippi, Usa, Fred L. Cunningham, Sherman W. Jack, Amanda R. Deese, Eric R. Wengert, Kyle Van Why, Carla L. Huston, Scott Lemmons, Richard B. Minnis

Human–Wildlife Interactions

Vultures (Cathartidae and Accipitridae) play an important role in ecosystem balance by rapidly disposing animal carcasses and thus preventing the potential spread of pathogens. Blood chemistry values provide a means of assessing the health of wildlife and wild animal populations; however, there are significant differences in chemistries among species and when comparing captive and free-living New and Old World vultures. In 2007, we collected blood serum from 30 female and 14 male wild, healthy black vultures (Coragyps atratus) live-trapped by the U.S. Department of Agriculture, Animal and Plant Health Inspection Service, Wildlife Services from a power substation in …


A Phylogenetic Analysis Of Mycoplasma Strains Circulating In Sheep Pneumonia In Thekars Region Of Turkey, Olcay Öztürkler, Sali̇h Otlu Jan 2020

A Phylogenetic Analysis Of Mycoplasma Strains Circulating In Sheep Pneumonia In Thekars Region Of Turkey, Olcay Öztürkler, Sali̇h Otlu

Turkish Journal of Veterinary & Animal Sciences

This study aimed to investigate Mycoplasma species by cultural and molecular methods in 250 pneumonics and 30 healthy appearance sheep lungs brought from slaughterhouse and butcheries in the Kars region of Turkey. The phylogenetic positioning of the bacterial strains to be obtained in the present study was another remarkable outcome of the study. Mycoplasma isolation was achieved solely in 26 (10.4%) of 250 sheep lungs with pneumonia. Mycoplasma ovipneumoniae was found predominant species in 12 (46.15%) of samples and that was followed by Mycoplasma arginini in 4 (15.38%) of strains. Moreover, two samples were found to be co-infected with the …


Visual Outcome Evaluation Of Complicated Perforating Corneal Injuries After Surgicalrepair In 45 Cats, Khaled M. Ali, Marwa H. Hassan Jan 2020

Visual Outcome Evaluation Of Complicated Perforating Corneal Injuries After Surgicalrepair In 45 Cats, Khaled M. Ali, Marwa H. Hassan

Turkish Journal of Veterinary & Animal Sciences

Corneal perforations and lacerations are common causes of blindness. These injuries require immediate treatment to preserve the anatomical integrity of the cornea. The purposes of our study were to demonstrate the common complications of traumatic and nontraumatic penetrating corneal injuries in cats and to assess the visual outcome after surgical repair of these cases. The present study included 45 cats with traumatic and nontraumatic perforated cornea. The cats were treated either by suturing of the corneal defect, conjunctival flap, or treating the associated complications. Regarding the surgical outcomes after a successful conjunctival flap, the corneal integrity and transparency of the …


Typing Of Φsp-3 Lytic Salmonella Bacteriophages Obtained From Various Fecal Sources, Asli Sakmanoğlu, Hasan Hüseyi̇n Hadi̇mli̇ Jan 2020

Typing Of Φsp-3 Lytic Salmonella Bacteriophages Obtained From Various Fecal Sources, Asli Sakmanoğlu, Hasan Hüseyi̇n Hadi̇mli̇

Turkish Journal of Veterinary & Animal Sciences

Although several reports are available on both ΦSP-1 and ΦSP?3 lytic Salmonella bacteriophages obtained from poultry, further research is required to study the effectiveness of ΦSP-3 type on serovars isolated from other sources. In the present study, we aimed to isolate bacteriophages from 8 serovars previously obtained from 869 fecal samples (calf, dairy cow, buffalo, and camel), genotype the bacteriophages, and detect the cross-lytic activities of the bacteriophages on Salmonella enterica subsp. enterica serovar Kentucky, S.Anatum, and S.Muenchen. A total of 16 bacteriophages were detected as ΦSP-3 type via PCR. The Hunter-Gaston Discriminatory Index of SDS-PAGE was calculated to be …


Investigation Of Biotype, Genotype And Virulence Associated Genes Inpasteurella Multocida Capsular Type A Strains From The Respiratory Tract Of Cattle Andtheir Relationship With Disease Cases, Özgül Gülaydin, Kemal Gürtürk Jan 2020

Investigation Of Biotype, Genotype And Virulence Associated Genes Inpasteurella Multocida Capsular Type A Strains From The Respiratory Tract Of Cattle Andtheir Relationship With Disease Cases, Özgül Gülaydin, Kemal Gürtürk

Turkish Journal of Veterinary & Animal Sciences

Pasteurella (P.) multocida, which causes respiratory disease in cattle, can also be found commensally in the upper respiratory tract. Therefore, it is epidemiologically important to determine the possible difference between pathogenic and commensal strains for the diagnosis of the disease. In this study, phenotypic and genotypic characteristics and virulence associated genes of P. multocida capsular type A strains isolated from the respiratory tract of sick and healthy cattle were investigated. Also, the relationship between the disease status of animals and the characteristics of the isolates were evaluated. Total of 51 P. multocida capsular type A strains were biotyped and genotyped …


Application Of An Indirect Mila Elisa For The Detection Of Mycoplasma Bovis Antibodiesin Bovine Milk, Abd Al Bar Al Farha, Nadeeka Wawegama, Farhid Hemmatzadeh, Simon Firestone, Jamie Moffat, Gholam Ali Kojouri, Ania Ahaniazari, Reza Amanollahi, Andrew Hoare, Kiro Petrovski Jan 2020

Application Of An Indirect Mila Elisa For The Detection Of Mycoplasma Bovis Antibodiesin Bovine Milk, Abd Al Bar Al Farha, Nadeeka Wawegama, Farhid Hemmatzadeh, Simon Firestone, Jamie Moffat, Gholam Ali Kojouri, Ania Ahaniazari, Reza Amanollahi, Andrew Hoare, Kiro Petrovski

Turkish Journal of Veterinary & Animal Sciences

The objective of this study was to detect Mycoplasma bovis specific antibodies using a recently reported MilA ELISA with the aim to detect M. bovis antibodies in milk. An indirect ELISA, based on a recombinant fragment of the Mycoplasma immunogenic lipase A (MilA) protein, was conducted on 291 milk samples for the detection of M. bovis antibodies. Samples were also tested with conventional Mycoplasma culture and M. bovis PCR. Samples were collected from individual cows from 2 commercial dairy herds in South Australia. Of 291 samples tested, 68 (23.4%) were detected positive for M. bovis antibodies, 150 (51.5%) were positive …


Pathogenicity Of Aerobic Bacteria Isolated From Honeybees (Apis Mellifera) In Ordu Province, Emi̇ne Şeyma Boğ, Ömer Ertürk, Mustafa Yaman Jan 2020

Pathogenicity Of Aerobic Bacteria Isolated From Honeybees (Apis Mellifera) In Ordu Province, Emi̇ne Şeyma Boğ, Ömer Ertürk, Mustafa Yaman

Turkish Journal of Veterinary & Animal Sciences

The honeybee (Apis mellifera) is an important pollinator insect. Any pathogenic infection in this beneficial insect is undesirable. In this study, bacterial diversity in beehives was investigated to determine the potential of pathogenic bacteria in honeybees. To do this, bacterial isolations were carried out from dead and diseased adult bees collected from 9 districts in Ordu Province in Turkey.Twenty species of pathogenic bacteria, 18 of which were nonsporeforming Staphylococcus lentus, Klebsiella oxytoca, Citrobacter freundii, Leucanostoc mesenteroides ssp. cremoris, Kocuria rosea, Kocuria kristinae, Sphingomonas paucimobilis slashline, Burkholderia cepacia, Leucanostoc mesenteroides ssp. dextranicum,Hafnia alvei, Escherichia coli, Aeromonas salmonicida, Citrobacter braakii, Pantoea agglomerans, …


Extended Spectrum Beta-Lactamase (Esßl), Ampc And Carbapenemase Activities Andcolistin Resistance Of Salmonella Spp. Isolated From Food Poisoning Cases In Turkey, Si̇bel Kizil Jan 2020

Extended Spectrum Beta-Lactamase (Esßl), Ampc And Carbapenemase Activities Andcolistin Resistance Of Salmonella Spp. Isolated From Food Poisoning Cases In Turkey, Si̇bel Kizil

Turkish Journal of Veterinary & Animal Sciences

This study aims at detecting antimicrobial resistance properties including extended spectrum beta-lactamase (ESBL), AmpC, carbapenemase activities (imipenem, meropenem and ertapenem), and colistin resistance of isolated and serotyped Salmonella spp. strains from various foods (mostly chicken and chicken products) that cause food poisoning. The ISO 6579-3 (Kaufmann-White scheme) method was used for serotyping of Salmonella spp. and for detection of antimicrobial resistance with Minimum Inhibitory Concentration (MIC) as reported by EURL-AR. Inoculums were separated into EUVSEC and EUVSEC2 panels using the Sensititre AIM Automated Inoculation Delivery System. The results were monitored in a semiautomatic vision reader and evaluated according to EUCAST. …